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  2. Flatworm - Wikipedia

    en.wikipedia.org/wiki/Flatworm

    In 2000, about 39 million people were infected with trematodes (flukes) that naturally parasitize fish and crustaceans, but can pass to humans who eat raw or lightly cooked seafood. Infection of humans by the broad fish tapeworm Diphyllobothrium latum occasionally causes vitamin B 12 deficiency and, in severe cases, megaloblastic anemia. [44]

  3. COVID-19 pandemic and animals - Wikipedia

    en.wikipedia.org/wiki/COVID-19_pandemic_and_animals

    The improper usage of personal protective equipment by researchers and zookeeper staff is the most common method of transmission of COVID-19 from humans to gorillas. Properly using personal protective equipment is one of the best ways to prevent COVID-19 and other transmittable diseases from infecting gorillas in captivity and the wild.

  4. COVID-19 lab leak theory - Wikipedia

    en.wikipedia.org/wiki/COVID-19_lab_leak_theory

    This claim is highly controversial; most scientists believe the virus spilled into human populations through natural zoonosis (transfer directly from an infected non-human animal), similar to the SARS-CoV-1 and MERS-CoV outbreaks, and consistent with other pandemics in human history. [1]

  5. Schistosoma - Wikipedia

    en.wikipedia.org/wiki/Schistosoma

    Schistosoma is a genus of trematodes, commonly known as blood flukes.They are parasitic flatworms responsible for a highly significant group of infections in humans termed schistosomiasis, which is considered by the World Health Organization to be the second-most socioeconomically devastating parasitic disease (after malaria), infecting millions worldwide.

  6. Zoonotic origins of COVID-19 - Wikipedia

    en.wikipedia.org/wiki/Zoonotic_origins_of_COVID-19

    SARS-CoV-2, the causative agent of COVID-19, was first introduced to humans through zoonosis (transmission of a pathogen to a human from an animal), and a zoonotic spillover event is the origin of SARS-CoV-2 that is considered most plausible by the scientific community.

  7. Coronavirus diseases - Wikipedia

    en.wikipedia.org/wiki/Coronavirus_diseases

    Caused outbreaks in 2012, 2015, and 2018. Pigs Enteritis: Porcine coronavirus HKU15 (PorCov‑HKU15) 2014 Discovered in Hong Kong, China. [37] Humans Coronavirus disease 2019 (COVID‑19) Severe acute respiratory syndrome coronavirus 2 (SARS‑CoV‑2), a strain of SARSr‑CoV: 2019 Discovered in Wuhan, China. [38] [39] Caused the COVID-19 ...

  8. Marine viruses - Wikipedia

    en.wikipedia.org/wiki/Marine_viruses

    [60] [61] [62] Sea star wasting disease is a disease of starfish and several other echinoderms that appears sporadically, causing mass mortality of those affected. [63] There are around 40 different species of sea stars that have been affected by this disease.

  9. Betacoronavirus - Wikipedia

    en.wikipedia.org/wiki/Betacoronavirus

    The betacoronaviruses of the greatest clinical importance concerning humans are OC43 and HKU1 (which can cause the common cold) of lineage A, SARS-CoV-1 and SARS-CoV-2 (the causes of SARS and COVID-19 respectively) of lineage B, [2] and MERS-CoV (the cause of MERS) of lineage C. MERS-CoV is the first betacoronavirus belonging to lineage C that ...