Antibiotic | Definition, Types, Side Effects, Resistance ...
2024年12月4日 · Antibiotic, chemical substance produced by a living organism, generally a microorganism, that is detrimental to other microorganisms. Antibiotics came into worldwide prominence with the introduction of penicillin in 1941.
Antibiotics - StatPearls - NCBI Bookshelf
2020年2月1日 · Antibiotics are compounds that target bacteria and, thus, are intended to treat and prevent bacterial infections. This activity will examine the various classes of antibiotics, their mechanisms of action, bacterial susceptibilities, and potential adverse events. Objectives: Identify the various classes of antibiotic medications.
15: Antibiotics - Biology LibreTexts
In this chapter, we will discuss how antimicrobial drugs work, why microbes develop resistance, and what health professionals can do to encourage responsible use of antimicrobials.
14: Antibiotics - Biology LibreTexts
2024年3月31日 · Antibiotics, or antimicrobials are small molecules that inhibit bacterial growth. We have covered the history and mechanisms of antibiotics, as well as resistance to antibiotics in the lecture portion of the course.
What is an Antibiotic? - University of Utah
Antibiotics kill bacteria, not archaea, fungi, or protists. The discovery of the antibiotic penicillin in the 1920s made a big impact on human history. Not only did it lead to a cure for bacterial infections that were once deadly, but it also led a big interest in finding new antibiotics.
9.3: Antibiotics - Biology LibreTexts
2020年12月28日 · Ciprofloxacin and levofloxacin are effective against a broad spectrum of gram-positive or gram-negative bacteria, and are among the most commonly prescribed antibiotics used to treat a wide range of infections, including urinary tract infections, respiratory infections, abdominal infections, and skin infections.
Antibiotic Definition and Examples - Biology Online Dictionary
2021年3月1日 · Antibiotics are chemotherapeutic substances that are capable of killing and inhibiting growth of specific microorganisms, such as infectious bacteria and fungi.
Treating, curing and preventing disease - Edexcel Antibiotics - BBC
Antibiotics damage the bacterial cells by inhibiting their cellular processes, but do not damage the host cells. They have the ability to cure some bacterial diseases that would have previously...
Introduction to Antibiotics - SpringerLink
2022年8月23日 · Antimicrobials include three subgroups: antibiotics, which are used to kill or inhibit microorganisms within the body; antiseptics, which are applied on living tissue to prevent infection; and disinfectants, which are used to kill or inhibit microorganisms on non-living objects.
Antibiotics definition, Characteristics, Classification, …
2024年3月27日 · Antibiotics are chemical substances produced by various species of microorganisms that are capable, in low concentrations, of inhibiting the growth of or killing other microorganisms. The modern definition of antibiotics are;