PetriKey

Virus

HIV

Retrovirus with reverse transcriptase

H-I-V

virusretrovirusrnareverse-transcriptasecd4

High-yield clue

Retrovirus + reverse transcriptase + integration is the core mechanism clue.

Overview

A retrovirus used to teach reverse transcriptase, integration, envelope glycoprotein vocabulary, and CD4 T-cell association in educational contexts.

Classification

  • Enveloped virus
  • Positive-sense RNA retrovirus
  • Lentivirus concept

Lab & identification clues

  • Antigen/antibody testing vocabulary
  • Viral load PCR vocabulary
  • CD4 count vocabulary used in coursework

Associations

  • Immunodeficiency concepts
  • Opportunistic infection vocabulary
  • Public-health screening concepts

Commonly confused with

  • HTLV
  • Hepatitis viruses

Your notes

Original student-study summary. Sources checked: OpenStax Microbiology 2e, NCBI Bookshelf Medical Microbiology, and CDC topic pages where applicable; reviewed 2026-06. Educational only; no diagnosis, treatment, dosing, or specimen-handling guidance.

OpenStax: Microbiology 2e organism classification foundationssourceNCBI Bookshelf: Medical Microbiology organism chapterssourceCDC: CDC disease and public-health topic pagessource