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Bernhard Nocht Institute for Tropical Medicine

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Arbovirus is an informal name for any virus that is transmitted by arthropod vectors . The term arbovirus is a portmanteau word ( ar thropod- bo rne virus ). Tibovirus ( ti ck- bo rne virus ) is sometimes used to more specifically describe viruses transmitted by ticks , a superorder within the arthropods. Arboviruses can affect both animals (including humans) and plants. In humans, symptoms of arbovirus infection generally occur 3–15 days after exposure to the virus and last three or four days. The most common clinical features of infection are fever , headache , and malaise , but encephalitis and viral hemorrhagic fever may also occur.

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92-686: Bernhard Nocht Institute for Tropical Medicine (Bernhard-Nocht-Institut für Tropenmedizin) (BNITM) in Hamburg is Germany 's largest institution for tropical medicine , with a workforce of about 250 people in Hamburg. It is member of the Leibniz-Association . The cholera epidemic of the year 1892 claimed thousands of lives and prompted the Senate and Parliament of the City of Hamburg to reform

184-543: A sovereign state with the official title of the Free and Hanseatic City of Hamburg . Hamburg was briefly annexed by Napoleon I to the First French Empire (1804–1814/1815). Russian forces under General Bennigsen finally freed the city in 1814. Hamburg re-assumed its pre-1811 status as a city-state in 1814. The Vienna Congress of 1815 confirmed Hamburg's independence and it became one of 39 sovereign states of

276-451: A department in the St. Georg General Hospital. Contrary to the plans of the bacteriologist Robert Koch , Nocht established Hamburg in 1899 as the location for an institute for the research of tropical diseases, since "due to overseas traffic there are many people with treatment needs at this point". On 1 October 1900 the "Institute for Maritime and Tropical Diseases" with 24 employees was opened in

368-584: A district in Hamburg called the Portugiesenviertel  [ de ] (Portuguese quarter) where many Portuguese people settled and which has a variety of Portuguese restaurants, cafes and shops that attract many tourists. There are several statues, squares and streets in Hamburg that are named after Portuguese historical figures. These include the Vasco da Gama statue on the Kornhaus bridge, which

460-563: A figure of about 143,200 Muslim migrants in Hamburg, making up 8.4% percent of the population. As of 2021 , there were more than 50 mosques in the city, including the Ahmadiyya run Fazle Omar Mosque , which is the oldest in the city, and which hosts the Islamic Centre Hamburg . A Jewish community also exists. As of 2022, around 2,500 Jews live in Hamburg. The city of Hamburg is one of 16 German states , therefore

552-635: A marsh between the River Alster and the River Elbe as a defence against Slavic incursion, and acquired the name Hammaburg , burg meaning castle or fort. The origin of the Hamma term remains uncertain, but its location is estimated to be at the site of today's Domplatz . In 834 CE, Hamburg was designated as the seat of a bishopric . The first bishop, Ansgar , became known as the Apostle of

644-536: A new influx from the migrant crisis. There is an area in Hamburg behind the central station where many Afghan restaurants and shops are located. Many carpet businesses in Speicherstadt are operated by Afghan traders, with Hamburg still a global leader in the trade of oriental rugs. Hamburg residents with a foreign citizenship as of 31 December 2016 is as follows: As elsewhere in Germany, Standard German

736-609: A second layer to the fortifications to protect against the Thirty Years' War in the seventeenth century, he extended Hamburg and created a "New Town" ( Neustadt ) whose street names still date from the grid system of roads he introduced. From the autumn of 1696 to the spring of 1697 the Company of Scotland trading to Africa and the Indies was active in Hamburg. While it was unsuccessful in raising capital locally, it commissioned

828-577: A semidemocratic constitution that provided for the election of the Senate, the governing body of the city-state, by adult taxpaying males. Other innovations included the separation of powers, the separation of Church and State, freedom of the press, of assembly and association. Hamburg became a member of the North German Confederation (1866–1871) and of the German Empire (1871–1918), and maintained its self-ruling status during

920-415: A specific causative agent. These symptoms include fever, headache, malaise, rash and fatigue. Rarely, vomiting and hemorrhagic fever may occur. The central nervous system can also be affected by infection, as encephalitis and meningitis are sometimes observed. Prognosis is good for most people, but is poor in those who develop severe symptoms, with up to a 20% mortality rate in this population depending on

1012-742: A very high quality of living, being ranked 19th in the 2019 Mercer Quality of Living Survey. Hamburg hosts specialists in world economics and international law, including consular and diplomatic missions such as the International Tribunal for the Law of the Sea , the EU-LAC Foundation , and the UNESCO Institute for Lifelong Learning , multipartite international political conferences and summits such as Europe and China and

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1104-485: Is a variant of Low Saxon . The official name reflects Hamburg's history as a member of the medieval Hanseatic League and a free imperial city of the Holy Roman Empire . Before the 1871 unification of Germany , it was a fully sovereign city state , and before 1919 formed a civic republic headed constitutionally by a class of hereditary Grand Burghers or Hanseaten . Beset by disasters such as

1196-611: Is also known for their achievements in AIDS research. The following list contains a few of the contributions made at the Bernhard Nocht Institute: Since 2008, the institute has been headed by a board of trustees. It consists of three scientists and the commercial director. The first chairman of the board was the physician Rolf Horstmann, who had headed the Department of Tropical Medicine Basic Research at

1288-724: Is at a sheltered natural harbour on the southern fanning-out of the Jutland Peninsula , between Continental Europe to the south and Scandinavia to the north, with the North Sea to the west and the Baltic Sea to the northeast. It is on the River Elbe at its confluence with the Alster and Bille . The city centre is around the Binnenalster ("Inner Alster") and Außenalster ("Outer Alster"), both formed by damming

1380-418: Is consumed by them. When uninfected vectors become infected from feeding, they are then capable of transmitting the virus to uninfected hosts, resuming amplification of virus populations. If viremia is not achieved in a vertebrate, the species can be called a "dead-end host", as the virus cannot be transmitted back to the vector. An example of this vector-host relationship can be observed in the transmission of

1472-836: Is controversial, and some organophosphates and organochlorides (such as DDT ) have been banned in many countries. Infertile male mosquitoes have been introduced in some areas in order to reduce the breeding rate of relevant mosquito species. Larvicides are also used worldwide in mosquito abatement programs. Temefos is a common mosquito larvicide. People can also reduce the risk of getting bitten by arthropods by employing personal protective measures such as sleeping under mosquito nets , wearing protective clothing , applying insect repellents such as permethrin and DEET to clothing and exposed skin, and (where possible) avoiding areas known to harbor high arthropod populations. Arboviral encephalitis can be prevented in two major ways: personal protective measures and public health measures to reduce

1564-701: Is in the greater Ohlsdorf Cemetery in the north of Hamburg. At least 42,900 people are thought to have perished in the Neuengamme concentration camp (about 25 km (16 mi) outside the city in the marshlands), mostly from epidemics and in the destruction of Kriegsmarine vessels housing evacuees at the end of the war. Systematic deportations of Jewish Germans and Gentile Germans of Jewish descent started on 18 October 1941. These were all directed to ghettos in Nazi-occupied Europe or to concentration camps . Most deported persons perished in

1656-866: Is sometimes consumed, but since the West Nile virus does not replicate that well in mammals , humans are considered a dead-end host. Person-to-person transmission of arboviruses is not common, but can occur. Blood transfusions , organ transplantation , and the use of blood products can transmit arboviruses if the virus is present in the donor's blood or organs. Because of this, blood and organs are often screened for viruses before being administered. Rarely, vertical transmission , or mother-to-child transmission, has been observed in infected pregnant and breastfeeding women. Exposure to used needles may also transmit arboviruses if they have been used by an infected person or animal. This puts intravenous drug users and healthcare workers at risk for infection in regions where

1748-474: Is spoken in Hamburg, but as typical for northern Germany, the original language of Hamburg is Low German , usually referred to as Hamborger Platt (German Hamburger Platt ) or Hamborgsch . Since large-scale standardisation of the German language beginning in earnest in the 18th century, various Low German-coloured dialects have developed (contact-varieties of German on Low Saxon substrates). Originally, there

1840-402: Is typically made in a laboratory by employing some combination of blood tests , particularly immunologic , serologic and/or virologic techniques such as ELISA , complement fixation , polymerase chain reaction , neutralization test , and hemagglutination-inhibition test . In the past, arboviruses were organized into one of four groups: A, B, C, and D. Group A denoted members of

1932-530: The Free and Hanseatic City of Hamburg , is the second-largest city in Germany after Berlin and 6th-largest in the European Union with a population of over 1.9 million. The Hamburg Metropolitan Region has a population of over 5.1 million and is the eighth-largest metropolitan region by GDP in the European Union. At the southern tip of the Jutland Peninsula , Hamburg stands on

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2024-513: The G20 . Former German chancellors Helmut Schmidt and Angela Merkel were both born in Hamburg. The former Mayor of Hamburg , Olaf Scholz , has been the current German chancellor since December 2021. Hamburg is a major international and domestic tourist destination . The Speicherstadt and Kontorhausviertel were declared World Heritage Sites by UNESCO in 2015. Hamburg's rivers and canals are crossed by around 2,500 bridges, making it

2116-522: The German Confederation (1815–1866). In 1842, about a quarter of the inner city was destroyed in the " Great Fire ". The fire started on the night of 4 May and was not extinguished until 8 May. It destroyed three churches, the town hall, and many other buildings, killing 51 people and leaving an estimated 20,000 homeless. Reconstruction took more than 40 years. After periodic political unrest, particularly in 1848 , Hamburg adopted in 1860

2208-482: The Great Fire of Hamburg , North Sea flood of 1962 and military conflicts including World War II bombing raids , the city has managed to recover and emerge wealthier after each catastrophe. Major regional broadcaster NDR , the printing and publishing firm Gruner + Jahr and the newspapers Der Spiegel and Die Zeit are based in the city. Hamburg is the seat of Germany's oldest stock exchange and

2300-543: The Hasselbrack at 116.2 metres (381 ft) AMSL . Hamburg borders the states of Schleswig-Holstein and Lower Saxony . Hamburg has an oceanic climate ( Köppen : Cfb ; Trewartha : Dobk ), influenced by its proximity to the coast and maritime influences that originate over the Atlantic Ocean. The location in the north of Germany provides extremes greater than typical marine climates, but definitely in

2392-515: The Mayor of Hamburg 's office corresponds more to the role of a minister-president than to that of a city mayor. As a German state government , it is responsible for public education, correctional institutions and public safety; as a municipality, it is additionally responsible for libraries, recreational facilities, sanitation, water supply and welfare services. Since 1897, the seat of the government has been Hamburg City Hall (Hamburg Rathaus), with

2484-567: The Middle East , and Europe . The virus was introduced into the Western Hemisphere in 1999, sparking a series of epidemics. During the latter half of the 20th century, Dengue fever reemerged as a global disease, with the virus spreading geographically due to urbanization , population growth , increased international travel, and global warming , and continues to cause at least 50 million infections per year, making Dengue fever

2576-905: The Molecular Biology and Immunology Division, the Clinical Research Division and the Epidemiology and Diagnostics Division. The National Reference Centre for Tropical Pathogens is also located at BNITM. Until the end of 2007, the Bernhard Nocht Institute was supported by the Federal Ministry of Health and the Ministry of Social Affairs, Family, Health and Consumer Protection of the Free and Hanseatic City of Hamburg. On 1 January 2008,

2668-468: The RAF , killed at least 42,600 civilians; the precise number is not known. About one million civilians were evacuated in the aftermath of the raids. While some of the boroughs destroyed were rebuilt as residential districts after the war, others such as Hammerbrook were entirely developed into office, retail and limited residential or industrial districts. The Hamburg Commonwealth War Graves Commission Cemetery

2760-597: The Weimar Republic (1919–1933). Hamburg acceded to the German Customs Union or Zollverein in 1888, the last (along with Bremen) of the German states to join. The city experienced its fastest growth during the second half of the 19th century when its population more than quadrupled to 800,000 as the growth of the city's Atlantic trade helped make it Europe's second-largest port. The Hamburg-America Line , with Albert Ballin as its director, became

2852-553: The sea shanty Hamborger Veermaster , written in the 19th century when Low German was used more frequently. Many toponyms and street names reflect Low Saxon vocabulary, partially even in Low Saxon spelling, which is not standardised, and to some part in forms adapted to Standard German. 65.2% of the population is not religious or adherent other religions than the Evangelical Church or Catholicism. In 2018, 24.9% of

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2944-563: The world's oldest merchant bank , Berenberg Bank . Media, commercial, logistical, and industrial firms with significant locations in the city include multinationals Airbus , Blohm + Voss , Aurubis , Beiersdorf , Lufthansa and Unilever . Hamburg is also a major European science, research, and education hub , with several universities and institutions, including the Deutsches Elektronen-Synchrotron Laboratory DESY . The city enjoys

3036-797: The "Infection Diagnostics" department. Michael Ramharter was appointed to the W3 professorship "Clinical Tropical Medicine" at the University Hospital Hamburg-Eppendorf and moved to the BNITM with his department "Clinical Research". Today, the research priorities are divided between the Robert Koch Institute (RKI) and the BNITM. While the BNITM is responsible for research abroad, the RKI is responsible for issues on research and hygiene within Germany A branch office of

3128-611: The 18th and 19th centuries, and later, in 1906, transmission by the Aedes mosquitoes was confirmed, making yellow fever and dengue fever the first two diseases known to be caused by viruses. Thomas Milton Rivers published the first clear description of a virus as distinct from a bacterium in 1927. The discovery of the West Nile virus came in 1937, and has since been found in Culex populations causing epidemics throughout Africa ,

3220-476: The BNITM merged into the Leibniz Association . The Institute's current scientific focus is on malaria , haemorrhagic fever viruses ( Lassa , Marburg , Ebola and Crimean Congo Virus), on immunology, epidemiology and clinical studies of tropical infections as well as on the mechanisms of the viral transmission by mosquitoes. For the handling of highly pathogenic viruses and infected insects,

3312-463: The BNITM since 1998. Bernhard Fleischer was deputy chairman. The third member of the board was Egbert Tannich. In early 2018, Egbert Tannich took up his position as Chairman of the Institute's Board of Directors. In addition to managing director Birgit Müller, Jürgen May and Stephan Günther joined the board. The research groups also underwent restructuring: Egbert Tannich took over the establishment of

3404-486: The BNITM since 2005. Since 2006 there is no more hospital operation at the BNITM. The Bernhard Nocht Medal for Tropical Medicine is awarded by the Bernhard Nocht Institute and the German Society for Tropical Medicine and Global Health; the winner gives a lecture in Hamburg. Some of the prize winners, such as Walter Kikuth  [ de ] and Hans Vogel, also did research at the Bernhard Nocht Institute. At

3496-610: The Chief Sanitary Inspector of the Canal Zone , invented the first commercial larvicide , a mixture of carbolic acid , resin , and caustic soda , to be used throughout the Canal Zone . The combined implementation of these sanitation measures led to a dramatic decline in the number of workers dying and the eventual eradication of yellow fever in the Canal Zone as well as the containment of malaria during

3588-607: The Chief Sanitary Officer of Havana , was tasked with overseeing the health of the workers. He had past success in eradicating the disease in Florida and Havana by reducing mosquito populations through draining nearby pools of water, cutting grass, applying oil to the edges of ponds and swamps to kill larvae , and capturing adult mosquitoes that remained indoors during the daytime. Joseph Augustin LePrince ,

3680-725: The Federal Government and the Federal States as a "research institute of supra-regional importance". Among the population the BNITM is also known as "The Tropical Institute" or is sometimes colloquially referred to as "Tropical Hospital". The German Armed Forces Hospital Hamburg closely cooperates with the BNITM, so that, i.a the Tropical Medicine Department of the German Armed Forces Hospital has been accommodated in

3772-413: The Hamburg region ( Hamburg Metropolitan Region ) is home to 5,107,429 living on 196/km (510/sq mi). There were 915,319 women and 945,440 men in Hamburg. For every 1,000 females, there were 1,033 males. In 2015, there were 19,768 births in Hamburg (of which 38.3% were to unmarried women); 6422 marriages and 3190 divorces, and 17,565 deaths. In the city, the population was spread out, with 16.1% under

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3864-784: The Holocaust . By the end of 1942, the Jüdischer Religionsverband in Hamburg was dissolved as an independent legal entity and its remaining assets and staff were assumed by the Reich Association of Jews in Germany (District Northwest). On 10 June 1943, the Reich Security Main Office dissolved the association by a decree. The few remaining employees not somewhat protected by a mixed marriage were deported from Hamburg on 23 June to Theresienstadt , where most of them perished. The city

3956-662: The Institute has laboratories of the highest biosafety level ( BSL-4 ) and a BSL-3 insectary. The BNITM comprises the National Reference Centre for the detection of all tropical pathogens and the WHO Collaborating Centre for arboviruses and haemorrhagic fever viruses. Recent successes of the institute include the identification and development of a test for the SARS pathogen ( Christian Drosten , Stephan Günther  [ de ] 2003),

4048-468: The Institute was located in the hospital of the German mining settlement of Bong Town in the West African state of Liberia , which was closed in the 1990s as a result of the civil war. On 23 February 2015, Health Minister Hermann Gröhe visited the BNITM. As a member of the scientific community Gottfried Wilhelm Leibniz (Wissenschaftsgemeinschaft WGL), the Institute is institutionally funded by

4140-568: The North. Two years later, Hamburg was united with Bremen as the Bishopric of Hamburg-Bremen . Hamburg was destroyed and occupied several times. In 845, 600 Viking ships sailed up the River Elbe and destroyed Hamburg, at that time a town of around 500 inhabitants. In 1030, King Mieszko II Lambert of Poland burned down the city. Valdemar II of Denmark raided and occupied Hamburg in 1201 and in 1214. The Black Death killed at least 60% of

4232-715: The River Alster to create lakes. The islands of Neuwerk , Scharhörn , and Nigehörn , 100 kilometres (60 mi) away in the Hamburg Wadden Sea National Park , are also part of the city of Hamburg. The neighbourhoods of Neuenfelde , Cranz , Francop and Finkenwerder are part of the Altes Land (old land) region, the largest contiguous fruit-producing region in Central Europe. Neugraben-Fischbek has Hamburg's highest elevation,

4324-445: The West Nile virus. Female mosquitoes of the genus Culex prefer to consume the blood of passerine birds, making them the hosts of the virus. When these birds are infected, the virus amplifies, potentially infecting multiple mosquitoes that feed on its blood. These infected mosquitoes may go on to further transmit the virus to more birds. If the mosquito is unable to find its preferred food source, it will choose another. Human blood

4416-420: The age of 18, and 18.3% were 65 years of age or older. 356 people in Hamburg were over the age of 100. According to the Statistical Office for Hamburg and Schleswig-Holstein , the number of people with a migrant background is at 34% (631,246). Immigrants come from 200 countries. 5,891 people have acquired German cititzenship in 2016. In 2016, there were 1,021,666 households, of which 17.8% had children under

4508-403: The age of 18; 54.4% of all households were made up of singles. 25.6% of all households were single parent households. The average household size was 1.8. Hamburg has the largest Portuguese community in Germany with about 30,000 people with Portuguese heritage . Many Portuguese sailors and merchants came to Hamburg beginning in the 15th century due to its port . Since the 1970s, there has been

4600-428: The arbovirus may be spreading in human populations. Arboviruses are a polyphyletic group , belonging to various viral genera and therefore exhibiting different virologic characteristics. Preliminary diagnosis of arbovirus infection is usually based on clinical presentations of symptoms, places and dates of travel, activities, and epidemiological history of the location where infection occurred. Definitive diagnosis

4692-408: The blood of vertebrates for nutritious or developmental purposes. Vertebrates which have their blood consumed act as the hosts, with each vector generally having an affinity for the blood of specific species, making those species the hosts. Transmission between the vector and the host occurs when the vector feeds on the blood of the vertebrate, wherein the virus that has established an infection in

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4784-528: The boroughs and quarters have been rearranged several times. Each borough is governed by a Borough Council (German: Bezirksversammlung ) and administered by a Municipal Administrator (German: Bezirksamtsleiter ). The boroughs are not independent municipalities: their power is limited and subordinate to the Senate of Hamburg . The borough administrator is elected by the Borough Council and thereafter requires confirmation and appointment by Hamburg's Senate. The quarters have no governing bodies of their own. Since

4876-430: The branching River Elbe at the head of a 110 km (68 mi) estuary to the North Sea , on the mouth of the Alster and Bille . Hamburg is one of Germany's three city-states alongside Berlin and Bremen , and is surrounded by Schleswig-Holstein to the north and Lower Saxony to the south. The Port of Hamburg is Germany's largest and Europe's third-largest , after Rotterdam and Antwerp . The local dialect

4968-711: The category due to the prevailing westerlies. Nearby wetlands enjoy a maritime temperate climate. The amount of snowfall has varied greatly in recent decades. In the late 1970s and early 1980s, heavy snowfall sometimes occurred, the winters of recent years have been less cold, with snowfall just a few days per year. The warmest months are June, July, and August, with high temperatures of 20.1 to 22.5 °C (68.2 to 72.5 °F). The coldest are December, January, and February, with low temperatures of −0.3 to 1.0 °C (31.5 to 33.8 °F). The annual extreme temperatures range from −29.1 °C (−20.4 °F) on 13 February 1940, to 40.1 °C (104.2 °F) on 20 July 2022 , and

5060-439: The city and the harbour. On 23 July 1943, the Royal Air Force and United States Army Air Force firebombing created a firestorm which spread from the Hauptbahnhof (main railway station) and quickly moved south-east, completely destroying entire boroughs such as Hammerbrook , Billbrook and Hamm South . Thousands of people perished in these densely populated working class boroughs. The raids, codenamed Operation Gomorrah by

5152-403: The city from most of its hinterland and reduced Hamburg's global trade. Since German reunification in 1990, and the accession of several Central European and Baltic countries into the European Union in 2004, the Port of Hamburg has restarted ambitions for regaining its position as the region's largest deep-sea port for container shipping and its major commercial and trading centre. Hamburg

5244-455: The city with the highest number of bridges in Europe, and with 5 of the world's 29 tallest churches standing in Hamburg , it is also the city with the highest number of churches surpassing 100 metres (330 ft) worldwide. Aside from its rich architectural heritage, the city is also home to notable cultural venues such as the Elbphilharmonie and Laeiszhalle concert halls. It gave birth to movements like Hamburger Schule and paved

5336-443: The coalition broke apart on 28 November 2010. On 7 March 2011 Olaf Scholz ( SPD ) became mayor. After the 2015 election the SPD and the Alliance 90/The Greens formed a coalition. Hamburg is made up of seven boroughs (German: Bezirke ) and subdivided into 104 quarters (German: Stadtteile ). There are 181 localities (German: Ortsteile ). The urban organisation is regulated by the Constitution of Hamburg and several laws. Most of

5428-417: The construction of four vessels in the port. The Caledonia , a ship of 600 tons with 56 guns, and the Instuaration (later renamed the St. Andrew ), a vessel of 350 tons, were launched in March 1697. Upon the dissolution of the Holy Roman Empire in 1806, the Free Imperial City of Hamburg was not incorporated into a larger administrative area while retaining special privileges ( mediatised ), but became

5520-410: The danger posed by the virus [SARS-CoV2] is significantly smaller than some thought at the beginning." 53°32′49″N 9°57′54″E  /  53.54694°N 9.96500°E  / 53.54694; 9.96500 Hamburg Hamburg ( German: [ˈhambʊʁk] , locally also [ˈhambʊɪ̯ç] ; Low Saxon : Hamborg [ˈhambɔːç] ), officially

5612-417: The development of new therapeutic approaches against nematodes, especially in river blindness (Achim Hörauf 1998), on bacteria living symbiotically with the worms, and the clarification of a still missing transitional stage of the malaria pathogen (Merosome, Volker Heussler  [ de ] 2006). The couple Paul Racz  [ de ] and Klara Tenner-Racz from the Institute's Pathology Department

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5704-423: The end of January 2020, Chairman Tannich attracted considerable public attention in Germany when he characterized, on one of the major national TV channels ( ARD ), coronavirus SARS-CoV2 as object of a media hype: "We are surprised at what lengths there is now media coverage, at its intensity, and how much space is assigned to it. We are astonished how often it is repeated again and again." Tannich emphasized "that

5796-460: The epidemiology of specific arboviruses, the following resources hold maps, fact sheets, and reports on arboviruses and arboviral epidemics. The WHO also hosts DengueNet, a database which can be queried about Dengue cases. [1] Arboviruses were not known to exist until the rise of modern medicine , with the germ theory and an understanding that viruses were distinct from other microorganisms . The connection between arthropods and disease

5888-765: The exception of the African swine fever virus , which belongs to the Asfarviridae family of viruses, all major clinically important arboviruses belong to one of the following four groups: Vector control measures, especially mosquito control , are essential to reducing the transmission of disease by arboviruses. Habitat control involves draining swamps and removal of other pools of stagnant water (such as old tires, large outdoor potted plants, empty cans, etc.) that often serve as breeding grounds for mosquitoes. Insecticides can be applied in rural and urban areas, inside houses and other buildings, or in outdoor environments. They are often quite effective for controlling arthropod populations, though use of some of these chemicals

5980-419: The first constitution of Hamburg . In 1356, the Matthiae-Mahl feast dinner for Hanseatic League cities was celebrated for the first time on 25 February, the first day of spring in medieval times. It continues today as the world's oldest ceremonial meal. In 1529, the city embraced Lutheranism , and it received Reformed refugees from the Netherlands and France. When Jan van Valckenborgh introduced

6072-438: The following arboviral diseases: Because the arboviral encephalitides are viral diseases, antibiotics are not an effective form of treatment and no effective antiviral drugs have yet been discovered. Treatment is supportive, attempting to deal with problems such as swelling of the brain, loss of the automatic breathing activity of the brain and other treatable complications like bacterial pneumonia . The WHO caution against

6164-434: The former administration building of the naval hospital at Hamburg's Landungsbrücken. Since 2006, the inpatient care has taken place at the University Medical Center Hamburg-Eppendorf . Between 1910 and 1914, the three-part clinker building with laboratory wing, hospital and animal house was built according to plans by Fritz Schumacher . The building wing is located in the St. Pauli district between Bernhard Nocht Street on

6256-446: The genus Alphavirus , Group B were members of the genus Flavivirus , and Group C remains as the Group C serogroup of the genus Orthobunyavirus . Group D was renamed in the mid-1950s to the Guama group and is currently the Guama serogroup in the genus Orthobunyavirus . Currently, viruses are jointly classified according to Baltimore classification and a virus-specific system based on standard biological classification . With

6348-408: The health care system. The Tropical Medicine Institute was founded with the support of the Imperial Government to research ship and tropical diseases and to train ship and colonial physicians. In 1893, the naval physician Bernhard Nocht  [ de ] was introduced to the newly created position of port physician. For the medical care of seamen suffering from internal diseases, he was also given

6440-409: The high north side and the slope of Davidstreet  [ de ] leading down to the harbor shore. After 1945 the building, damaged by bombs, was re-built. From 2003 a new wing was built on the site of the former animal house, which was put into operation at the end of January 2008. In particular, the high-security laboratories were completely redesigned and have since then been among the safest in

6532-425: The historical origin of Hamburg. Arbovirus The incubation period – the time between when infection occurs and when symptoms appear – varies from virus to virus, but is usually limited between 2 and 15 days for arboviruses. The majority of infections, however, are asymptomatic. Among cases in which symptoms do appear, symptoms tend to be non-specific, resembling a flu-like illness , and are not indicative of

6624-583: The latest territorial reform of March 2008, the boroughs are Hamburg-Mitte , Altona , Eimsbüttel , Hamburg-Nord , Wandsbek , Bergedorf , and Harburg . Hamburg-Mitte ("Hamburg Centre") covers mostly the urban centre of the city and consists of the quarters Billbrook , Billstedt , Borgfelde , Finkenwerder , HafenCity , Hamm , Hammerbrook , Horn , Kleiner Grasbrook , Neuwerk , Rothenburgsort , St. Georg , St. Pauli , Steinwerder , Veddel , Waltershof , and Wilhelmsburg . The quarters Hamburg-Altstadt ("old town") and Neustadt ("new town") are

6716-453: The latter was measured at Hamburg-Neuwiedenthal Meteorological Station, on the same day, a high temperature record of 39.1 °C (102.4 °F) was recorded at Hamburg Airport . View climate chart 1986–2016 or 1960–1990 On 31 December 2016, there were 1,860,759 people registered as living in Hamburg in an area of 755.3 km (291.6 sq mi). The population density was 2,464/km (6,380/sq mi). The metropolitan area of

6808-520: The main trade routes of the North Sea and Baltic Sea , quickly made it a major port in Northern Europe. Its trade alliance with Lübeck in 1241 marks the origin and core of the powerful Hanseatic League of trading cities. On 8 November 1266, a contract between Henry III and Hamburg's traders allowed them to establish a hanse in London. This was the first time in history that the word hanse

6900-514: The most common and clinically important arboviral disease. Yellow fever , alongside malaria , was a major obstacle in the construction of the Panama Canal . French supervision of the project in the 1880s was unsuccessful because of these diseases, forcing the abandonment of the project in 1889. During the American effort to construct the canal in the early 1900s, William C. Gorgas ,

6992-568: The office of the mayor, the meeting room for the Senate and the floor for the Hamburg Parliament . From 2001 until 2010, the mayor of Hamburg was Ole von Beust , who governed in Germany's first statewide "black-green" coalition, consisting of the conservative CDU Hamburg and the alternative GAL, which are Hamburg's regional wing of the Alliance 90/The Greens party. Von Beust was briefly succeeded by Christoph Ahlhaus in 2010, but

7084-1068: The population belonged to the North Elbian Evangelical Lutheran Church , the largest religious body, and 9.9% to the Roman Catholic Church . Hamburg is seat of one of the three bishops of the Evangelical Lutheran Church in Northern Germany and seat of the Roman Catholic Archdiocese of Hamburg . According to the publication Muslimisches Leben in Deutschland (" Muslim life in Germany "), an estimated 141,900 Muslim migrants (from nearly 50 countries of origin) lived in Hamburg in 2008. About three years later (May 2011) calculations based on census data for 21 countries of origin resulted in

7176-578: The population in 1350. Hamburg experienced several great fires in the medieval period. In 1189, by imperial charter, Frederick I "Barbarossa" granted Hamburg the status of a Free Imperial City and tax-free access (or free-trade zone ) up the Lower Elbe into the North Sea. In 1265, an allegedly forged letter was presented to or by the Rath of Hamburg. This charter, along with Hamburg's proximity to

7268-430: The population of infected mosquitoes. Personal measures include reducing time outdoors particularly in early evening hours, wearing long pants and long sleeved shirts and applying mosquito repellent to exposed skin areas. Public health measures often require spraying of insecticides to kill juvenile (larvae) and adult mosquitoes. Vaccines are available for the following arboviral diseases: Vaccines are in development for

7360-530: The quarters were former independent cities, towns or villages annexed into Hamburg proper. The last large annexation was done through the Greater Hamburg Act of 1937, when the cities Altona , Harburg , and Wandsbek were merged into the state of Hamburg. The Act of the Constitution and Administration of Hanseatic city of Hamburg established Hamburg as a state and a municipality. Some of

7452-423: The salivary glands of the vector comes into contact with the host's blood. While the virus is inside the host, it undergoes a process called amplification, where the virus replicates at sufficient levels to induce viremia , a condition in which there are large numbers of virions present in the blood. The abundance of virions in the host's blood allows the host to transmit the virus to other organisms if its blood

7544-643: The use of aspirin and ibuprofen as they can increase the risk of bleeding. Most arboviruses are located in tropical areas, however as a group they have a global distribution. The warm climate conditions found in tropical areas allows for year-round transmission by the arthropod vectors. Other important factors determining geographic distribution of arthropod vectors include rainfall, humidity, and vegetation. Mapping methods such as GIS and GPS have allowed for spatial and temporal analyses of arboviruses. Tagging cases or breeding sites geographically has allowed for deeper examination of vector transmission. To see

7636-445: The virus. The very young, elderly, pregnant women, and people with immune deficiencies are more likely to develop severe symptoms. Arboviruses maintain themselves in nature by going through a cycle between a host , an organism that carries the virus, and a vector , an organism that carries and transmits the virus to other organisms. For arboviruses, vectors are commonly mosquitoes, ticks, sandflies and other arthropods that consume

7728-641: The way for bands including the Beatles . Hamburg is also known for several theatres and a variety of musical shows. St. Pauli 's Reeperbahn is among the best-known European red light districts. Claudius Ptolemy (2nd century AD) reported the first name for the vicinity as Treva . The name Hamburg comes from the first permanent building on the site, a castle which the Emperor Charlemagne ordered constructed in AD 808. It rose on rocky terrain in

7820-606: The world ( biosafety level 4 ). The numerous decorative reliefs on the façade of the old building were created by the artist Johann Michael Bossard  [ de ] . The buildings of the Regional Centre of the German Weather Service and the Federal Maritime and Hydrographic Agency are located in the course of the road to the east. The institute is divided into three research sections:

7912-509: The world's largest transatlantic shipping company around the start of the 20th century. Shipping companies sailing to South America, Africa, India and East Asia were based in the city. Hamburg was the departure port for many Germans and Eastern Europeans to emigrate to the United States in the late 19th and early 20th centuries. Trading communities from all over the world established themselves there. A major outbreak of cholera in 1892

8004-408: Was a range of such Missingsch varieties, the best-known being the low-prestige ones of the working classes and the somewhat more bourgeois Hanseatendeutsch (Hanseatic German), although the term is used in appreciation. All of these are now moribund due to the influences of Standard German used by education and media. However, the former importance of Low German is indicated by several songs, such as

8096-609: Was badly handled by the city government, which retained an unusual degree of independence for a German city. About 8,600 died in the largest German epidemic of the late 19th century, and the last major cholera epidemic in a major city of the Western world. Hamburg was a Gau within the administrative division of Nazi Germany from 1934 until 1945. During the Second World War , the Allied bombing of Hamburg devastated much of

8188-452: Was not postulated until 1881 when Cuban doctor and scientist Carlos Finlay proposed that yellow fever may be transmitted by mosquitoes instead of human contact, a reality that was verified by Major Walter Reed in 1901. The primary vector, Aedes aegypti , had spread globally from the 15th to the 19th centuries as a result of globalization and the slave trade . This geographic spreading caused dengue fever epidemics throughout

8280-643: Was suggested by Portuguese residents to bring visibility to the Portuguese community in Hamburg. Hamburg's Afghan community of about 50,000 people is the largest not only in Germany, but also in Europe. They first came to Hamburg in the 1970s before expanding during the Afghan conflict in the 1980s and 1990s where many Afghan migrants chose to live in Hamburg. After 2015 the Afghan population almost doubled due to

8372-659: Was surrendered to British Forces on 3 May 1945, in the Battle of Hamburg , three days after Adolf Hitler 's death. After the Second World War , Hamburg formed part of the British Zone of Occupation ; it became a state of West Germany in 1949. On 16 February 1962, a North Sea flood caused the Elbe to rise to an all-time high, inundating one-fifth of Hamburg and killing more than 300 people. The inner German border – only 50 kilometres (30 mi) east of Hamburg – separated

8464-534: Was used for the trading guild of the Hanseatic League . In 1270, the solicitor of the senate of Hamburg , Jordan von Boitzenburg , wrote the first description of civil, criminal and procedural law for a city in Germany in the German language, the Ordeelbook ( Ordeel : sentence). On 10 August 1410, civil unrest forced a compromise (German: Rezeß , literally meaning: withdrawal). This is considered

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