Results 51 to 60 of about 947 (159)

Increasing the succinate yield in Actinobacillus succinogenes by fumigation of H2 in a bioreactor

open access: yesBiofuels, Bioproducts and Biorefining, Volume 20, Issue 2, Page 591-605, March/April 2026.
Abstract The microbial conversion of CO2 into value‐added chemicals offers a promising and scalable route for sustainable bioproduction, particularly under mild reaction conditions and with technically straightforward reactor configurations. Actinobacillus succinogenes, a natural succinate producer, can fix CO2 through anaplerotic carboxylation but its
Julian Tix   +3 more
wiley   +1 more source

Avaliação de ionóforos pela técnica da perda do potássio celular e produção de gases in vitro Ionophores evaluation by intracellular potassium depletion and in vitro gas production

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2007
Dois estudos foram realizados com vacas lactantes utilizadas como unidade experimental e doadoras de líquido ruminal, sendo as populações de bactérias utilizadas para avaliar a ação de níveis crescentes de lasalocida e monensina na resistência à perda de
W.M. Leopoldino   +5 more
doaj   +1 more source

Virtual screening as a strategy for the identification of xenobiotics disrupting corticosteroid action. [PDF]

open access: yesPLoS ONE, 2012
BACKGROUND: Impaired corticosteroid action caused by genetic and environmental influence, including exposure to hazardous xenobiotics, contributes to the development and progression of metabolic diseases, cardiovascular complications and immune disorders.
Lyubomir G Nashev   +7 more
doaj   +1 more source

Development and Validation of a Confirmatory Method for the Determination of 12 Coccidiostat Residues in Eggs and Muscle by Means of Liquid Chromatography Coupled to Hybrid High Resolution Mass Spectrometry

open access: yesSeparations, 2023
A confirmatory, highly selective multi-residue method based on liquid chromatography coupled to hybrid high resolution mass spectrometry (LC-Q-Orbitrap) was developed and validated for the determination of 12 regulated coccidiostats in eggs and muscle ...
Federica Castellani   +4 more
doaj   +1 more source

Assessment of the feed additive consisting of Enterococcus lactis DSM 10663 NCIMB 10415 (Oralin®) for calves for rearing, piglets, chickens for fattening, turkeys for fattening, cats and dogs for the renewal of its authorisation (Chevita Tierarzneimittel GmbH)

open access: yesEFSA Journal, Volume 24, Issue 3, March 2026.
Abstract Following a request from the European Commission, EFSA was asked to deliver a scientific opinion on the assessment of the application for renewal of authorisation of the additive Oralin®, a preparation containing viable cells of Enterococcus lactis DSM 10663 (formerly identified as Enterococcus faecium), as a zootechnical feed additive for ...
EFSA Panel on Additives and Products or Substances used in Animal Feed (FEEDAP)   +23 more
wiley   +1 more source

The Effect of Monensin, Lasalocid and a Monensin/Lasalocid Rotation of Fungal Population in the Rumen of Concentrate and Roughage Fed Steers [PDF]

open access: yesمجلة جامعة النجاح للأبحاث العلوم الطبيعية, 1996
Two studies using three ruminally cannulated beef steers in the first one fed a roughage diet (98% chopped alfalfa at maintenance) and 12 beef steers in the second fed limited ration (85% adlib intake) composed of 90% concentrate diet (80% cracked corn ...
Jamal Abo-Omar
doaj   +1 more source

Screening of Chemical Residues and Antimicrobial Resistance in Dehydrated Chicken Feet Intended as Dog Treats: A Pilot Study

open access: yesVeterinary Medicine International, Volume 2026, Issue 1, 2026.
The pet population is steadily increasing worldwide, and treats, which account for approximately 15% of the pet food market, are the fastest‐growing segment of the pet food industry. However, the widespread use of antimicrobials in poultry farms may pose a direct risk to pets’ health, leading to the emergence of antimicrobial resistance.
Carlotta Marini   +13 more
wiley   +1 more source

Efficacy of treatments with toltrazuril 7.5% and lasalocid sodium in sheep naturally infected with Eimeria spp.

open access: yesRevista Brasileira de Parasitologia Veterinária
The objective of this study was to evaluate the efficacy of an experimental formulation of toltrazuril 7.5% + Trimix™ on a naturally acquired infection of Eimeria spp.
Fernando de Souza Rodrigues   +2 more
doaj   +1 more source

Development and validation of an HPLC method to determine lasalocid in raw milk samples from dairy cows.

open access: yesRevista Científica, 2013
The ionophore lasalocid has been approved for use as a ruminant feed additive in many countries. This paper describes a simple and rapid method for the determination of lasalocid in cow milk using high performance liquid chromatography with ultraviolet ...
Alejandro Jerez   +4 more
doaj  

Antimicrobial prescribing guidelines for feedlot cattle

open access: yes
Australian Veterinary Journal, Volume 104, Issue 7, Page 413-438, July 2026.
P Cusack   +4 more
wiley   +1 more source

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