Pseudomonas aeruginosa: Morphology, Biochemical reaction, Pathogenesis

Pseudomonads are a large group of aerobic, Gram-negative, non-fermentative bacilli. This contains over 200 species that were originally contained within the genus Pseudomonas. Some of them produce water soluble pigments which get diffused through the culture medium. The members are generally saprophytic in nature. They are widely distributed in different habitat like in soil, water, … Read more

Important viruses and their properties

Important viruses and their properties

  Group Virus Characteristics Clinical importance Retroviruses Human T-cell leukaemia virus(HTLV-1)                       Human immune deficiency virus (HIV)       Spherical enveloped virus, 100nm in diameter Icosahedral cores contain two copies of linear RNA molecules and reverse transcriptase.       Differs from other retroviruses … Read more