Pratiksha Pokhrel, Author at Microbiology Notes - Page 3 of 6

Biology
Short Description of Phylum Coelenterata 4.37/5 (95)

By Pratiksha Pokhrel on November 10, 2015

Please rate this Please Rate 0 1 2 3 4 5 Short Description of Phylum Coelenterata Coelenterata/Cnidaria (Gr. Kilos-cavity/hollow + enteron- intestine) (Gr. Knide-Stinging cell or nettle) The coelenterates are simplest metazoans and have tissue grade of body organization. All of them possess a single large internal cavity known as gastro-vascular cavity or coelenteron, which performs the function of intestine… Continue reading "Short Description of Phylum Coelenterata <span class="rating-result after_title mr-filter rating-result-307" > <span class="mr-star-rating"> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star-half-o mr-star-half"></i> </span> <span class="star-result"> 4.37/5</span> <span class="count"> (95) </span> </span>"
Bacteriology, Biology, Differences between
Differences between Bacteria and Cyanobacteria 4.1/5 (222)

By Pratiksha Pokhrel on October 29, 2015

Please rate this Please Rate 0 1 2 3 4 5 Differences between Bacteria and Cyanobacteria Cyanobacteria is also known as blue-green algae. They differ from other bacteria in that cyanobacteria possess chlorophyll-a, while most bacteria do not contain chlorophyll. Chlorophyll-a gives them their characteristic blue-green color. Differences between Bacteria and Cyanobacteria are given as follows: S.N. Characters Bacteria Cyanobacteria… Continue reading "Differences between Bacteria and Cyanobacteria <span class="rating-result after_title mr-filter rating-result-300" > <span class="mr-star-rating"> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star-o mr-star-empty"></i> </span> <span class="star-result"> 4.1/5</span> <span class="count"> (222) </span> </span>"
Bacterial Identification, Bacteriology
Quellung Reaction For Pneumococci 4.7/5 (23)

By Pratiksha Pokhrel on October 25, 2015

Please rate this Please Rate 0 1 2 3 4 5 Quellung Reaction For Pneumococci Streptococcus pneumoniae (Pneumococcus), a normal inhabitant of the human upper respiratory tract, is one of the major causative agents of bacterial pneumonia, meningitis, sepsis, bacteremia and otitis media. The traditional methods for identification of S. pneumoniae are presumptive procedures based on Gram stain reaction, alpha-hemolysis,… Continue reading "Quellung Reaction For Pneumococci <span class="rating-result after_title mr-filter rating-result-290" > <span class="mr-star-rating"> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> </span> <span class="star-result"> 4.7/5</span> <span class="count"> (23) </span> </span>"
Biology, Parasitology
Life cycle of Plasmodium vivax 4.48/5 (1,161)

By Pratiksha Pokhrel on October 23, 2015

Please rate this Please Rate 0 1 2 3 4 5 Life cycle of Plasmodium vivax Life cycle of Plasmodium vivax is digenetic i.e. they complete their life cycle in two hosts: 1. Primary host or definitive host: Female Anopheles mosquito is the primary host. The organism which contains sexual phase of the parasite and is regarded as definitive host.… Continue reading "Life cycle of Plasmodium vivax <span class="rating-result after_title mr-filter rating-result-279" > <span class="mr-star-rating"> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star-half-o mr-star-half"></i> </span> <span class="star-result"> 4.48/5</span> <span class="count"> (1,161) </span> </span>"
Bacteriology, Biochemical Test
Optochin Susceptibility Test for Streptococcus pneumoniae 4.89/5 (19)

By Pratiksha Pokhrel on October 20, 2015

Please rate this Please Rate 0 1 2 3 4 5 Optochin Susceptibility Test for Streptococcus pneumoniae Streptococcus pneumoniae is found commonly in human respiratory tract, as other streptococci, and has a hemolytic pattern indistinguishable from that of other alpha-hemolytic streptococci and Lactococci. Optochin (ethylhydrocupreine hydrochloride) is a chemical (quinine derivative) that is used in the presumptive identification of alpha-hemolytic… Continue reading "Optochin Susceptibility Test for Streptococcus pneumoniae <span class="rating-result after_title mr-filter rating-result-252" > <span class="mr-star-rating"> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> </span> <span class="star-result"> 4.89/5</span> <span class="count"> (19) </span> </span>"
Basic Microbiology, Differences between
Differences between Flagella and Pili 4.61/5 (189)

By Pratiksha Pokhrel on October 17, 2015

Please rate this Please Rate 0 1 2 3 4 5 Differences between Flagella and Pili Flagella are long thin appendages free at one end and attached to the cell at the other end. Flagella actually extend from the interior of the cell body. They are mostly composed of flagellin protein. Pili are short, thick straight hair like surface appendages.… Continue reading "Differences between Flagella and Pili <span class="rating-result after_title mr-filter rating-result-247" > <span class="mr-star-rating"> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star-half-o mr-star-half"></i> </span> <span class="star-result"> 4.61/5</span> <span class="count"> (189) </span> </span>"
Biochemical Test
Gelatin Hydrolysis Test- Principle, Uses, Media, Procedure and Result 4.7/5 (70)

By Pratiksha Pokhrel on October 14, 2015

Please rate this Please Rate 0 1 2 3 4 5 Gelatin Hydrolysis Test- Principle, Uses, Media, Procedure and Result Gelatin is a protein derived from the animal protein collagen, a component of connective tissue and tendons in human and other animals. It has been used as a solidifying agent in food for a long time. Robert Koch used nutrient… Continue reading "Gelatin Hydrolysis Test- Principle, Uses, Media, Procedure and Result <span class="rating-result after_title mr-filter rating-result-243" > <span class="mr-star-rating"> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> </span> <span class="star-result"> 4.7/5</span> <span class="count"> (70) </span> </span>"
Differences between, Immunology
Differences between Primary and Secondary Immune Response 4.14/5 (940)

By Pratiksha Pokhrel on October 10, 2015

Please rate this Please Rate 0 1 2 3 4 5 Differences between Primary and Secondary Immune Response The primary immune response occurs when an antigen comes in contact to the immune system for the first time. During this time the immune system has to learn to recognize antigen and how to make antibody against it and eventually produce memory… Continue reading "Differences between Primary and Secondary Immune Response <span class="rating-result after_title mr-filter rating-result-239" > <span class="mr-star-rating"> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star-o mr-star-empty"></i> </span> <span class="star-result"> 4.14/5</span> <span class="count"> (940) </span> </span>"
Bacteriology
Cultural Characteristics of Helicobacter pylori 4.5/5 (46)

By Pratiksha Pokhrel on October 5, 2015

Please rate this Please Rate 0 1 2 3 4 5 Cultural Characteristics of Helicobacter pylori They are micro-aerophilic, require 5-10% CO2 and high humidity. They are fastidious organism. They grow best at 37°C but not at 43°C and below 30°C. Growth is best on blood agar and chocolate agar after incubation for 2-5 days. Colonies are circular, convex and… Continue reading "Cultural Characteristics of Helicobacter pylori <span class="rating-result after_title mr-filter rating-result-231" > <span class="mr-star-rating"> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star-half-o mr-star-half"></i> </span> <span class="star-result"> 4.5/5</span> <span class="count"> (46) </span> </span>"
Bacteriology, Biochemical Test, Diagnosis, Laboratory
Bacitracin Test- Principle, Procedure, Result with Limitation 4.61/5 (31)

By Pratiksha Pokhrel on September 30, 2015

Please rate this Please Rate 0 1 2 3 4 5 Bacitracin Test- Principle, Procedure, Result with Limitation Bacitracin is produced by Bacillus licheniformis and it interrupt the formation of peptidoglycan, a major component of bacterial cell wall. If bacitracin is present it blocks bactoprenol from transporting NAM and NAG sugars across the cell membrane thereby inhibiting further synthesis of… Continue reading "Bacitracin Test- Principle, Procedure, Result with Limitation <span class="rating-result after_title mr-filter rating-result-228" > <span class="mr-star-rating"> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star mr-star-full"></i> <i class="fa fa-star-half-o mr-star-half"></i> </span> <span class="star-result"> 4.61/5</span> <span class="count"> (31) </span> </span>"