MCQ Bacteriology 49: Which of the following is generally not considered a potential agent of bioterrorism and biologic warfare? a. Yersinia pestis b. Botulinum toxin c. Streptococcus pyogenes d. Burcella species e. Bacillus anthracis Sample […]
Morphological characteristics of pathogenic bacteria help us to identify them when we stain microbiological specimens and view them under a microscope. In this blog post, I am going to share some of the distinguishing characteristics […]
Microorganisms are those living creature which can not be viewed by unaided eye, i.e. you need microscope to view them. But there are some microorganisms that can be seen without microscope too. So in this […]
There are more opportunities available for microbiologists today than at any time in the history of the field. Although the microbiological advancements of the last two centuries have been profound, a great deal of biology remains to […]
The Nobel Prize is science’s highest honor. Each year there are only a few Nobel prizes awarded. These go to scientists whose discoveries “have conferredthe greatest benefit on mankind. ” Below is a list of the Nobel-worthy discoveries […]
Influenza has two ways to change — one slow and one fast. The slow change is called “drift” — the virus gradually accumulates individual mutations until its surface proteins are no longer recognized by our immune system. The fast change […]
Bird flu poses no immediate threat to the average person. The only people who have been infected with the highly pathogenic H5N1 bird flu that has periodically caused epidemics in poultry in the last decade are those […]
After an epidemic, shouldn’t everyone be immune to the virus? Why is influenza able to come back again and again? The answer lies in the virus’s genetic structure and high mutation rate. The truth of the matter […]
Influenza is both the name of a disease and the name of the virus that causes it. The influenza virus’s life strategy makes it a serious threat, both to individuals and to the community. Learning a little bit about […]
Colony color or pigmentation is mostly exploited characteristics of bacteria which aids in the differentiation and identification of the isolates. Except where, there is a growth of pigmented bacteria, the characteristics pigmentation observed in the […]
When you read about the structure of Bacterial cells, you might have learnt about flagella and different types of flagellar arrangements that are found in gram-negative bacteria. Most of the Gram-positive bacteria are atrichous (without […]
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