List 3 Other Info DNA Viruses Flashcards

1
Q

Poxviridae Double strand, Enveloped
Smallpox Virus aka Variola

A

Transmission: Inhalation of droplets or particles of dried crusts
Placenta?: Does not cross the placenta
Cancer?: Does not cause cancer

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2
Q

Herpesviridae Double strand, Enveloped
Herpes Simplex 1 and 2

A

Transmission: Direct contact or sexual activity
Placenta?: HHV-2 can cross the placenta and infect the fetus, but is more likely to happen during birth as the baby gets in contact with lesions of the mother’s reproductive tract. In addition, babies can get infected if they kiss them on the mouth with oral lesions.
Cancer?: Does not cause cancer

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3
Q

Herpesviridae Double strand, Enveloped
Varicella-Zoster Virus aka Chicken pox/Shingles

A

Transmission: Inhalation through respiratory droplets or through the contact with eyes
Placenta?: Does not cross the placenta
Cancer?: Does not cancer

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4
Q

Herpesviridae Double strand, Enveloped
Epstein-Barr Virus

A

Transmission: Via saliva of shared drinking glasses or while kissing
Placenta?: Does not cross the placenta
Cancer?: The cancers that it directly causes are Burkitt’s lymphoma, oral hairy leukoplakia, nasopharyngeal cancer, and Hodgkin’s lymphoma

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5
Q

Herpesviridae Double strand, Enveloped
Cytomegalovirus

A

Transmission: Via sexual intercourse, exposure to bodily secretions
Placenta?: Can cross the placenta and cause birth defects ranging from intellectual disability to even death.
Cancer?: Does not cause cancer

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6
Q

Herpesviridae Double strand, Enveloped
Kaposi’s sarcoma Virus

A

Transmission: Direct contact with bodily fluids
Placenta?: Does not cross the placenta
Cancer?: It can directly cause cancer often in AIDS patients, however, cancer-free patients are not likely to get it. It also causes some cells lining the blood vessels to become cancerous

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7
Q

Papillomaviridae Double strand, Naked
Human Papillomavirus aka warts

A

Transmission: Direct contact or from contaminated fomites
Placenta?: Does not cross the placenta
Cancer?: Certain strains, such as condyloma acuminata or those of genitalia can trigger cancer. Anal, oropharyngeal, and cervical can also trigger cancer as well.

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8
Q

Hepadnaviridae Partially single and double strand, Enveloped
Hepatitis B Virus

A

Transmission: Direct contact with bodily fluids with breaks in the skin or mucous membranes, sexual intercourse
Placenta?: Infected mothers do have the ability of passing HBV to their babies during childbirth.
Cancer?: It does cause hepatic cancer.

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9
Q

Parvoviridae Single strand, Naked
B19 Virus aka Fifth disease

A

Transmission: Respiratory droplets
Placenta?: Does not cross the placenta
Cancer?: Does not cause cancer

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