22249852-Virusologie-Umana

7/28/2019 22249852-Virusologie-Umana

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Virusologie umana

Criterii taxonomice


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CRITERII TAXONOMICE

1.caracterele virionului

dimensiuni

formprezena/absena nveliului

structur

simetrie


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CRITERII TAXONOMICE

2. caracterele genomului

tip de acid nucleic nr. de catene

structura liniar au circular sensul catenelor pozitiv negativ

ambisens nr. de segmente dimensiunea genomului etc.


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CRITERII TAXONOMICE

3. mod de replicare

strategia de replicare caracterele transcrierii

caracterele translaiei

locul de asamblare locul de maturare etc.


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CRITERII TAXONOMICE

4. caracterele proteinelor virale

numrul proteinelor

secvene de aminoacizi

funciile transcriptaze

reverstranscriptaze

hemaglutinine neuraminidaze

factori de fuziune etc.


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CRITERII TAXONOMICE

5. comportament fa de ageni fizici ichimici

stabilitate la

pH

temperatur

solveni

detergeni

radiaii etc.


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CRITERII TAXONOMICE

6. caractere biologice

relaii serologicespectrul de gazd natural

spectrul de gazd experimental bacterii plante animale

vertebrate nevertebrate transmitere etc.


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CRITERII TAXONOMICE

7. patogenitate

tropism

neuro dermo

entero etc.


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CRITERII TAXONOMICE

8. distribuie geografic

encefalita de taiga

febra hemoragic bolivian encefalite West Nile etc

9. criterii filogenetice


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NIVELE TAXONOMICE

SPECIE grupuri de tulpini diferite geneticdenumire: virus respirator sinciial uman GEN grupuri de specii cu

caractere comune i cu particulariti proprii ce le difereniaz fa de alte grupuri denumire: sufixul virus: Pneumovirus SUBFAMILIEseparat n interiorul unei familii denumire: sufixul virinae: Pneumovirinae FAMILIE denumire: sufixul viridae: Paramyxoviridae ORDIN denumire: sufixul virales: Mononegavirales, Nidovirales, Caudovirales


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NIVELE TAXONOMICE

(exemplu)

familia Herpesviridae,

subfamilia Alphaherpesvirinae,

genul Simplexvirus, specia Virus herpessimplex serotip 2 cvasispeciepopulaiide virioni derivai dintr-un genom parentaliniial acumulare de mutaii.


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VIRUSURI ARN

dublu catenar

fr nveli

REOVIRIDAE ROTAVIRUS

ROTAVIRUS

- gastroenterite


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VIRUSURI ARN

monocatenar sens -

cu nveli PARAMYXOVIRIDAE PARAMYXOVIRINAE RESPIROVIRUS V.

PARAGRIPAL

- RUBULAVIRUS V-OREIONULUI

- MORBILLIVIRUS V.RUJEOLOS PNEUMOVIRINAE PNEUMOVIRUS - VRS

ARENAVIRIDAE ARENAVIRUS V. CORIOMENINGITEI LIMFOCITARE,

V. LASSA BUNYAVIRIDAE BUNYAVIRUS; HANTAVIRUS; NAIROVIRUS;

PHLEBOVIRUS

RHABDOVIRIDAE

LYSSAVIRUS V.RABIC


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VIRUSURI ARN monocatenar

sens +

cu nveli

RETROVIRIDAE ONCOVIRINAE ONCOVIRUS

LENTIVIRINAE LENTIVIRUS HIV, SIV,

SPUMAVIRINAE

CORONAVIRIDAE

CORONAVIRUS CORONAVIRUSURI UMANE TOGAVIRIDAE

ALPHAVIRUS

RUBIVIRUS V.RUBEOLOS

FLAVIVIRIDAE FLAVIVIRUS

ARBOVIRUSURI

- HEPACIVIRUS V.HEPATITEI


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Virus ARN

monocatenar sens + fr nveli PICORNAVIRIDAE ENTEROVIRUS - V.POLIO;

V.COXSACKIE A,B; V.ECHO

HEPATOVIRUS V.HEPATITEI A RHINOVIRUS RHINOVIRUS UMAN APHTOVIRUS V.AFTOS CARDIOVIRUS

V.ENCEFALOMIOCARDITEI

ORFANOVIRUS V.ECHO TIP 22-23


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VIRUSURI AND

dublucatenar

cu nveli

HERPESVIRIDAE

ALPHAHERPESVIRINAE SIMPLEXVIRUS V. HERPES

SIMPLEX 1, 2- VARICELLAVIRUS V. VARICELLA-ZOSTER

BETAHERPESVIRINAE CYTOMEGALOVIRUS V.CITOMEGALIC

- ROSEOLOVIRUSV. HERPETIC UMAN 6 I 7

GAMMAHERPESVIRINAE - RHADINOVIRUS V. HERPETICUMAN 8

HEPADNAVIRIDAE

OTHOHEPADNAVIRUS V. HEPATITEI B

AVIHEPADNAVIRUS


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V

IR

U

S

AD

N


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VIRUSURI ADN

dublucatenar

fr nveli

ADENOVIRIDAE

MASTADENOVIRUS ADENOVIRUS

AVIADENOVIRUS

PAPILLOMAVIRIDAE

PAPILLOMAVIRUS V. PAPILOAMELOR UMANE

POLYOMAVIRIDAE

POLYOMAVIRUS

VIRUSURI ADN


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VIRUSURI ADN

cu structur complex POXVIRIDAE ORTHOPOXVIRUS V. VARIOLIC;

V.VACCINIA

PARAPOXVIRUS V. ORF;PSEUDOCOWPOXVIRUSURIMOLLUSCIPOXVIRUS V. MOLLUSCUM

CONTAGIOSUM

LEPOTIPOXVIRUS V. MYXOMULUI

22249852-Virusologie-Umana

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