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  1. 3 Αυγ 2023 · Direct contact occurs through skin-to-skin contact, kissing, and sexual intercourse. Direct contact also refers to contact with soil or vegetation harboring infectious organisms. Thus, infectious mononucleosis (“kissing disease”) and gonorrhea are spread from person to person by direct contact.

  2. Compare contact, vector, and vehicle modes of transmission; Identify important disease vectors; Explain the prevalence of nosocomial infections; Understanding how infectious pathogens spread is critical to preventing infectious disease.

  3. 16 Ιουν 2020 · The term modes of transmission refer to how an infectious agent, also called a pathogen, can be transferred from one person, object, or animal, to another. Viruses, bacteria, parasites, or...

  4. 23 Σεπ 2022 · Infectious diseases are commonly transmitted through direct person-to-person contact. Transmission occurs when a person with an infectious disease touches or exchanges body fluids with...

  5. In medicine, public health, and biology, transmission is the passing of a pathogen causing communicable disease from an infected host individual or group to a particular individual or group, regardless of whether the other individual was previously infected. [1] The term strictly refers to the transmission of microorganisms directly from one ...

  6. 23 Δεκ 2021 · How does COVID-19 spread between people? When do infected people transmit the virus? What is the difference between people who are asymptomatic or pre-symptomatic? Don’t they both mean someone without symptoms? Are there certain settings where COVID-19 can spread more easily? How can I reduce my risk of getting COVID-19?

  7. 23 Οκτ 2020 · The first step in infection is virus binding to a host cell through its target receptor. The S1 sub-unit of the S protein contains the receptor binding domain that binds to the peptidase domain of angiotensin-converting enzyme 2 (ACE 2). In SARS-CoV-2 the S2 sub-unit is highly preserved and is considered a potential antiviral target.

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