Download Single-stranded DNA, nonenveloped viruses

Single-stranded DNA, non-enveloped
– Parvoviridae
• Human parvovirus
• Fifth disease
• Anemia
Double-stranded DNA, non-enveloped
• Mastadenovirus
– Respiratory
infections
– Tumors
Double-stranded DNA, non-enveloped
– named for papillomas (warts)
and polyomas (tumors)
• Papillomavirus
– human papilloma virus
– one of the leading STD’s in
the U.S.
Double-stranded DNA, enveloped
– Cause diseases involving
pus-filled skin lesions (pox)
• Orthopoxvirus
– smallpox (variola) virus
• Molluscipoxvirus
– molluscum contagiosum,
cowpox
Double-stranded DNA, enveloped
– named for spreading (herpetic)
sores
– Some can remain latent
– Simplexvirus (HHV-1 & 2)
• cold sores and genital herpes
– Varicellavirus (HHV-3)
• chickenpox
– Lympocryptovirus (HHV-4)
• infectious mononucleosis
– Roseolovirus (HHV-6)
• roseola
– (HHV-8)
• Kaposi’s sarcoma, in AIDS patients
Double-stranded DNA, enveloped
• Hepadnavirus
– Hepatitis B virus
– Hepatitis and liver
tumors
– reverse transcriptase
– oncovirus
Single-stranded RNA, + strand, non-enveloped
– Smallest viruses
• Enterovirus
– 70 known Enteroviruses
including the poliovirus
• Rhinovirus
– More than 100 exist
– Primary cause of common
cold
• Hepatitis A virus
Single-stranded RNA, + strand, non-enveloped
• Hepatitis E virus
• Norovirus
– causes gastroenteritis
Single-stranded RNA, + strand, enveloped
• Arbovirus
– functional grouping
– replicate in arthropods
• Alphavirus
– include EEE, WEE
viruses
• Rubivirus
– rubella
– Transmitted by
respiratory route
Single-stranded RNA, + strand, enveloped
• Arbovirus
• Flavivirus
– West Nile virus
– Hepatitis C virus
– Yellow fever virus
– Dengue fever virus
Single-stranded RNA, + strand, enveloped
• Coronavirus
– Upper respiratory
infections and the
common cold
– SARS virus
Single-stranded RNA, – strand, enveloped
– Bullet shaped
with spikes
• Lyssavirus
– rabies virus
– numerous other
animal diseases
Single-stranded RNA, – strand, one strand
• Filovirus
– Enveloped, helical
viruses
– Ebola and Marburg
viruses
Single-stranded RNA, – strand, one strand
• Paramyxovirus
– parainfluenza and
mumps
• Morbillivirus
– Measles-like virus
Single-stranded RNA, – strand, one strand
• Hepatitis D virus
– Depends on
coinfection with
Hepadnavirus
(hepatitis B)
Single-stranded RNA, – strand, multiple strands
• Influenzavirus
– Influenza viruses A, B
and C
• Envelope spikes
can agglutinate
RBCs
Single-stranded RNA, – strand, multiple strands
• Bunyavirus
– California Encephalitis virus
• Hantavirus
– Pulmonary syndrome
associated with rodents and
hemorrhagic fevers
Single-stranded RNA, – strand, multiple strands
• Arenavirus
– Helical capsids contain
RNA-containing granules
– Lassa Fever
Single-stranded RNA, two + strands, produce DNA
• Lentivirus
– Human Immunodeficiency Virus
– Reverse transcriptase
• Oncovirus
– Includes all RNA tumor viruses
– Causes tumors and leukemia
Double-stranded RNA, non-enveloped
• Reovirus
– Mild respiratory
infections
• Rotavirus
– gastroenteritis