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5 days ago · Bacteriophage. Anatomy and infection cycle of bacteriophage T4. A bacteriophage ( / bækˈtɪərioʊfeɪdʒ / ), also known informally as a phage ( / ˈfeɪdʒ / ), is a virus that infects and replicates within bacteria and archaea. The term was derived from "bacteria" and the Greek φαγεῖν ( phagein ), meaning "to devour".
4 days ago · Escherichia coli, one of the many species of bacteria present in the human gut. Gut microbiota, gut microbiome, or gut flora are the microorganisms, including bacteria, archaea, fungi, and viruses, that live in the digestive tracts of animals. [1] [2] The gastrointestinal metagenome is the aggregate of all the genomes of the gut microbiota.
May 20, 2024 · In bacteria like Pseudomonas aeruginosa, there is reduced number of porins; whereas in bacteria like Enterobacter species, Escherichia coli and Klebsiella pneumoniae, there are modified porins such as non-specific porins (such as OmpC and OmpF groups) that cannot transport penicillin. Resistance due to PBP alterations is highly varied.
1 day ago · More about UTI. The presence of E. coli in urine usually indicates a urinary tract infection, but it may not always cause visible symptoms. When symptoms appear, they may include a burning sensation while urinating, a strong urge to urinate, passing small amounts of urine, passing strong-smelling urine, and urine that appears cloudy or red.
6 days ago · Methicillin-resistant Staphylococcus aureus (MRSA, often pronounced / ˈmɜːrsə / or / ɛm ɑːr ɛs eɪ / ), is one of a number of greatly feared strains of S. aureus which have become resistant to most β-lactam antibiotics. For this reason, vancomycin, a glycopeptide antibiotic, is commonly used to combat MRSA.
2 days ago · Cholera ( / ˈkɒlərə /) is an infection of the small intestine by some strains of the bacterium Vibrio cholerae. [4] [3] Symptoms may range from none, to mild, to severe. [3] The classic symptom is large amounts of watery diarrhea lasting a few days. [2] Vomiting and muscle cramps may also occur. [3]
May 14, 2024 · Bacteria are microscopic, unicellular, prokaryotic organisms. They do not have membrane-bound cell organelles and lack a true nucleus, hence are grouped under the domain “Prokaryota ” together with Archae. In a three-domain system, Bacteria is the largest domain. ( Living beings are classified into Archae, Bacteria, and Eukaryota domain in ...
