Adenovirus: Morphology, Lab Diagnosis, Clinical features
Introduction of Adenovirus Rowe and associates in 1953. The adenovirus is isolated from adenoids originally. Adenovirus shares a common complement-fixing antigen. The virus infects…
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Food poisoning: Types, Symptoms, Treatment- NotesMed
What is food poisoning? Food poisoning is acute gastroenteritis caused by ingestion of food or drink that is contaminated with either living bacteria that are in large numbers or their toxins or inorganic chemical substances and poisons derived from various…
Mycobacterium leprae: morphology, pathogenesis, lab diagnosis
Morphology of Mycobacterium leprae Mycobacterium leprae is straight rods about 1 – 8 x 0.2 – 0.5µm and it appears either single or groups. It is an intracellular low acid-fast bacillus with 5% H2SO4. It is bound together like cigar…
Rabies virus: Morphology, Pathogenesis, Lab diagnosis-NotesMed
Overview of Rabies virus Rabies virus causes a rapidly progressive acute infectious disease of the central nervous system in human beings as well as other animals, transmitted from another rabid animal. It is worldwide distributed and infected many mammals including…
Toxoplasma gondii: Morphology, Lab diagnosis-NotesMed
Overview of Toxoplasma gondii Toxoplasma gondii is an obligate intracellular coccidian parasite, It was first described in 1908 by Nicolle and Manceaux in a small rodent called gondii in North American. It is widely distributed in man and animals. The…
Staphylococcus aureus: Morphology, Virulence factors, Lab diagnosis
Overview of Staphylococcus aureus Staphylococcus aureus is gram-positive cocci and the In the Greek word, ‘Staphyle’ means a bunch of grapes, and ‘kokkos’ means berry. It is spherical cocci, around 1 μm in diameter, & arranged in grape-like clusters so-called…
Escherichia coli: Morphology, Lab diagnosis-NotesMed
Overview of Escherichia Escherichia coli is first isolated by Escherich in 1885 and it is the most important species encountered as a human pathogen. Most commonly found in human and animal intestines. There is various or numerous form of Escherichia…
