Podcast
Questions and Answers
When were the first five cases of AIDS identified in California?
When were the first five cases of AIDS identified in California?
Where did the virus that caused the U.S. epidemic emerge from?
Where did the virus that caused the U.S. epidemic emerge from?
Who were the first cases of Kaposi’s sarcoma identified in by late 1981?
Who were the first cases of Kaposi’s sarcoma identified in by late 1981?
When did the virus probably arrive in San Francisco?
When did the virus probably arrive in San Francisco?
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Where did the chimpanzee first infect a human, leading to the HIV epidemic?
Where did the chimpanzee first infect a human, leading to the HIV epidemic?
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What was the first attribution of the five cases of AIDS in California to?
What was the first attribution of the five cases of AIDS in California to?
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Which countries experienced a small outbreak of the virus before it reached New York City?
Which countries experienced a small outbreak of the virus before it reached New York City?
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In which year did the virus arrive in New York City from Haiti?
In which year did the virus arrive in New York City from Haiti?
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Who were initially infected in Africa by a chimpanzee?
Who were initially infected in Africa by a chimpanzee?
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Where is Kaposi’s sarcoma predominantly seen among young individuals late in 1981?
Where is Kaposi’s sarcoma predominantly seen among young individuals late in 1981?
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What was the age group of individuals in which Kaposi's sarcoma was occasionally seen before the 1981 outbreak?
What was the age group of individuals in which Kaposi's sarcoma was occasionally seen before the 1981 outbreak?
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What was the primary location of the unrecognized outbreak in the mid-1960s?
What was the primary location of the unrecognized outbreak in the mid-1960s?
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In what year did the strain of the virus that caused the U.S. epidemic likely arrive in New York City?
In what year did the strain of the virus that caused the U.S. epidemic likely arrive in New York City?
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What was the result of research on the HIV 'family tree'?
What was the result of research on the HIV 'family tree'?
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What was the characteristic of the first five cases of AIDS identified in California?
What was the characteristic of the first five cases of AIDS identified in California?
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Why was Kaposi's sarcoma a significant occurrence in 1981?
Why was Kaposi's sarcoma a significant occurrence in 1981?
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What is the significance of the year 1984 in the context of HIV?
What is the significance of the year 1984 in the context of HIV?
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What was the role of New York City in the spread of HIV?
What was the role of New York City in the spread of HIV?
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What is the primary location where the virus that caused the U.S. epidemic emerged from?
What is the primary location where the virus that caused the U.S. epidemic emerged from?
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What was the significance of the research by Worobey et al in 2016?
What was the significance of the research by Worobey et al in 2016?
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What event occurred in California in 1981, leading to the first attribution of HIV in 1984?
What event occurred in California in 1981, leading to the first attribution of HIV in 1984?
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Where did the virus probably arrive in 1975?
Where did the virus probably arrive in 1975?
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What was the significance of the mid to late-1960s outbreak in Haiti and other Caribbean countries?
What was the significance of the mid to late-1960s outbreak in Haiti and other Caribbean countries?
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In the early 20th century, where did a chimpanzee likely first infect a human?
In the early 20th century, where did a chimpanzee likely first infect a human?
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What demographic was predominantly affected by Kaposi’s sarcoma and AIDS in the early 1980s?
What demographic was predominantly affected by Kaposi’s sarcoma and AIDS in the early 1980s?
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The research conducted by Worobey et al in 2016 resulted in what significant finding?
The research conducted by Worobey et al in 2016 resulted in what significant finding?
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What was the role of New York City in the spread of HIV?
What was the role of New York City in the spread of HIV?
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When was the virus likely to have caused a small outbreak in Haiti and other Caribbean countries?
When was the virus likely to have caused a small outbreak in Haiti and other Caribbean countries?
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Which geographical area is identified as the likely origin of the U.S. epidemic-causing virus?
Which geographical area is identified as the likely origin of the U.S. epidemic-causing virus?
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What was the characteristic of the virus strain that arrived in New York city from Haiti around 1970 or 1971?
What was the characteristic of the virus strain that arrived in New York city from Haiti around 1970 or 1971?
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Study Notes
HIV Update
- In early 1981, 5 cases of Kaposi's sarcoma were reported, a rare disease previously seen in elderly Jewish men.
- By late 1981, 26 cases of Kaposi's sarcoma were reported, primarily affecting young, male, and homosexual individuals in San Francisco and New York.
Origin of HIV
- A chimpanzee is believed to have infected a human with HIV in Africa in the early 20th century.
- The virus that caused the U.S. epidemic emerged from Africa in the mid to late-1960s.
- A small outbreak occurred in Haiti and other Caribbean countries before the virus arrived in New York City in 1970 or 1971.
HIV in the United States
- New York City became a hub of transmission.
- The virus probably arrived in San Francisco in 1975.
- The first five cases of AIDS were identified in California in 1981.
- These cases were attributed to HIV in 1984.
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Description
Explore the early history and epidemiology of the Human Immunodeficiency Virus (HIV) outbreak in the early 1980s, including the connection to Kaposi’s sarcoma cases and the origin of the virus from chimpanzees in Africa. Learn about the research that led to the construction of an HIV 'family tree'.
