Diseases, Conditions, Syndromes

Proteins found in semen increase the spread of Ebola virus infection

Protein fragments, called amyloid fibrils, in human semen significantly increase Ebola virus infection and protect the virus against harsh environmental conditions such as heat and dehydration. Researchers from the Perelman ...

Diseases, Conditions, Syndromes

Risk of Zika infection through sex may last only a month

Signs of Zika infection can be seen in semen for as long as nine months, but the risk of sexual transmission appears to end in one month, according to a study published Wednesday.

Immunology

Infection site affects how a virus spreads through the body

A person is more likely to get infected by HIV through anal intercourse than vaginal, but no one knows quite why. A new study by scientists at the Gladstone Institutes shows that infection sites could affect the immune system's ...

Diseases, Conditions, Syndromes

Antioxidant treatment prevents sexual transmission of Zika in mice

The antioxidant drug ebselen can prevent sexual transmission of Zika virus from male to female mice, according to new research published in PLOS Pathogens by Yogy Simanjuntak and colleagues at Academia Sinica, Taipei, Taiwan. ...

Diseases, Conditions, Syndromes

Ebola virus infects reproductive organs in monkeys

Ebola virus can infect the reproductive organs of male and female macaques, according to a study published in The American Journal of Pathology, suggesting that humans could be similarly infected. Prior studies of survivors ...

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Transmission (medicine)

In medicine, transmission is the passing of a disease from an infected individual or group to a previously uninfected individual or group. The microorganisms (bacteria and viruses) that cause disease may be transmitted from one person to another by one or more of the following means:

Microorganisms vary widely in the length of time that they can survive outside the human body, and so vary in how they are transmitted.

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