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Impacts of low-dose exposure to antibiotics unveiled in zebrafish gut（图）
low-dose exposure antibiotics unveiled zebrafish gut
2019/11/15
An antibiotic commonly found at low concentrations in the environment can have major impacts on gut bacteria, according to a study by a team of researchers at the University of Oregon, published in th...
Researchers Tweak Enzyme ‘Assembly Line’ to Improve Antibiotics
Researchers Enzyme Assembly Line Improve Antibiotics
2016/12/13
Acyltransferase (AT) domains of polyketide synthases (PKSs) select extender units for incorporation into polyketides and dictate large portions of the structures of clinically relevant natural product...
Comparison of Single and Blend Acidifiers as Alternative to Antibiotics on Growth Performance, Fecal Microflora, and Humoral Immunity in Weaned Piglets
Citric Acid Acidifier Blend Growth Performance Microorganism Immunity Challenged Piglets
2016/5/16
The banning of the use of antibiotics as feed additive has accelerated investigations of alternative feed additives in animal production. This experiment investigated the effect of pure citric acid or...
A new class of molecules called acyldepsipeptides — ADEPs — may provide a new way to attack bacteria that have developed resistance to antibiotics. Researchers at Brown and MIT have discovered a way t...
Biological warfare in bacteria offers hope for new antibiotics
biological warfare bacteria offers new antibiotics
2009/7/6
Scientists are to study a group of proteins that are highly effective at killing bacteria and which could hold the key to developing new types of antibiotics.Researchers from the Universities of York ...
The Changing Management of Acute Bronchitis in Britain, 1940–1970：The Impact of Antibiotics
general practitioners National Health Service Acute Bronchitis
2008/11/27
It has become commonplace in accounts of medicine in the second half of the twentieth-century to ascribe an “antibiotic revolution” to the years when penicillin became widely available from the early ...
Evaluation Effects of Spray-dried Egg Protein Containing Specific Egg Yolk Antibodies as a Substitute for Spray-dried Plasma Protein or Antibiotics in Weaned Pigs
Egg Yolk Antibody SDPP Antibiotic Growth Pigs
2016/4/15
In Exp. 1, a total of 36 pigs (6.55 0.10 kg average initial body weight and 21 d average age) were used in a 14 d growth study to determine the effects of replacing spray-dried plasma protein (SDPP) w...
A Conformational Exploration of Dissymmetric Macrolides Antibiotics
macrolide molecular mechanics conformational analysis and tricarbonyliron
2010/4/22
Conformational analysis of the macrolides from 12 to 22 links was carried out using molecular mechanics. Calculations indicate that each studied macrocycle presents eight families of preferential conf...
Prevention of Scours in Neonatal Kids after Oral Administration of an Organic Acid Solution or Antibiotics
Kid Colibacillosis Diarrhoea Prevention
2016/4/11
The efficacy of an organic acid solution in the prevention of neonatal kid diarrhoea, was examined in this study and was compared with that of different antibiotics. In a goat farm, kids and their mot...