This post was most recently updated on February 25th, 2016Weil-Felix is a nonspecific agglutination test which detects anti-rickettsial antibodies in patient’s serum. Weil-Felix test is based on cross-reactions which occur between antibodies produced in acute […]
This post was most recently updated on October 29th, 2018Instructions for female patients to collect midstream urine for bacterial culture Remove undergarments. Wash hands thoroughly with soap and water, rinse them, and dry them on […]
Prophylaxis: Vaccines are available for yellow fever and Argentine hemorrhagic fever that can protect against these diseases to some extent. Prevention of Viral Hemorrhagic Fever can be achieved by either control of rodents, or protecting from bite […]
This post was most recently updated on January 20th, 2016Bacterial Transformation is one of the three horizontal gene transfer mechanism found in Bacterial cells. The other two horizontal gene transfer mechanism are conjugation (Transfer of […]
This post was most recently updated on January 29th, 2015The F+ strain which contains plasmid gene as an episome (i.e. F plasmid becomes integrated into the host cell genome at one of the several possible sites chromosomal […]
This post was most recently updated on January 29th, 2015Conjugation is one the three mechanism of DNA exchange between bacteria, the other being transformation and transduction. Conjugation occurs between two living cells, involves cell to […]
This post was most recently updated on December 1st, 2015In bacterial population DNA can be transferred from one organism to another by the horizontal transfer mechanism (apart from vertical inheritance). The DNA thus transferred by […]
This post was most recently updated on December 3rd, 2017In Transduction, DNA is transferred from one cell to another through the agency of viruses. Genetic transfer of host gene by bacteriophage occurs in two ways-Generalized […]
This post was most recently updated on December 3rd, 2017In Transduction, DNA is transferred from one cell to another through the agency of viruses. Genetic transfer of host gene by bacteriophage occurs in two ways-generalized […]
This post was most recently updated on September 10th, 2016Thiosulfate Citrate bile salts sucrose (TCBS) agar is a selective as well as differential culture medium used for selective isolation of Vibrio spp from a variety […]
This post was most recently updated on January 29th, 2015Microbiologists work in public health laboratories, hospital laboratories, reference or independent laboratories, and physician office laboratories. Microbiologist must be aware of what the physician needs and […]
This post was most recently updated on May 9th, 2016Bacteria grow on solid media as colonies. A colony is defined as a visible mass of microorganisms all originating from a single mother cell. Key features […]
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