Results 31 to 40 of about 10,961 (160)

Efeito da monensina e extrato de própolis sobre a produção de amônia e degradabilidade in vitro da proteína bruta de diferentes fontes de nitrogênio Effect of monensin and propolis extract on ammonia production and in vitro degradability of crude protein of different nitrogen sources

open access: yesRevista Brasileira de Zootecnia, 2004
Este experimento foi conduzido com o objetivo de avaliar a fermentação da proteína de três fontes de nitrogênio (tripticase, farelo de soja e farinha de peixe), com ou sem monensina ou extrato de própolis.
Juliana Silva Oliveira   +4 more
doaj   +1 more source

A Scientific Journey with Ionophore-based Sensors

open access: yesCHIMIA, 2020
This article describes selected historical milestones in the field of neutral ionophore-based sensors, starting with the first discovery by Wilhelm Simon and their impact to analytical sciences despite the initial difficulty to understand their function.
Eric Bakker
doaj   +1 more source

Special issue in honour of Prof. Reto J. Strasser - Probing the photosynthetic apparatus noninvasively in the laboratory of Reto Strasser in the countryside of Geneva between 2001 and 2009

open access: yesPhotosynthetica, 2020
An overview is given of several studies on the fast chlorophyll (Chl) a fluorescence (OJIP) transient carried out in the laboratory of Reto Strasser between 2001 and 2009.
S.Z. TÓTH   +2 more
doaj   +1 more source

Narasin improves ewe milk yield efficiency and may affect performance of lambs

open access: yesScientia Agricola, 2021
: Adding ionophores to ruminant diets is a strategy to manipulate ruminal fermentation and improve milk yield. This study evaluates the effects of narasin supply to lactating ewes on dry matter intake (DMI), milk yield and composition, and performance of
André Storti Martins   +8 more
doaj   +1 more source

Squalamine is not a proton ionophore

open access: yesBiochimica et Biophysica Acta (BBA) - Biomembranes, 2000
Squalamine, an aminosterol antibiotic isolated from the dogfish shark, creates relatively large defects in phospholipid bilayers, allowing the unrestricted translocation of small molecules across these compromised membranes (B.S. Selinsky, Z. Zhou, K.G. Fotjik, S. R. Jones, N.R. Dollahon, A.E. Shinnar, Biochim. Biophys.
Selinsky, Barry S.   +4 more
openaire   +2 more sources

Ionophores

open access: yes, 2006
This revised and expanded reference is a valuable aid for the practicing veterinary clinician in diagnosing and determining treatment for toxic exposures in small animals, and for veterinary students as a supplement to their classroom instruction. It contains chapters addressing nontraditional areas of toxicology not covered in conventional toxicology ...
openaire   +2 more sources

Carcass quality of feedlot finished steers fed yeast, monensin, and the association of both additives Qualidade de carcaça de novilhos terminados com dietas contendo levedura, monensina e associação de ambos aditivos

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2009
To evaluate the effects of the supplementation of feed additives on carcass quality in beef cattle, 72 Nellore steers (339.5kg, 20-month old) were feedlot finished and fed for 91 days one of the following diets: 1) control with no additives; or added of ...
R.C. Gomes   +4 more
doaj   +1 more source

Synthesis, Anticancer and Antibacterial Activity of Salinomycin N-Benzyl Amides

open access: yesMolecules, 2014
A series of 12 novel monosubstituted N-benzyl amides of salinomycin (SAL) was synthesized for the first time and characterized by NMR and FT-IR spectroscopic methods.
Michał Antoszczak   +8 more
doaj   +1 more source

Outbreak of monensin poisoning in equines: clinical signs, histopathologic findings and chromatographic diagnosis [PDF]

open access: yesCiência Rural
: Ionophores are polyether antibiotics used in animal production for ruminants and birds to promote growth and exert coccidiostat action. Despite the benefits of their use, poisonings have also been reported in several species. Equines are very sensitive,
Nelcimara Mirley de Souza Correia   +16 more
doaj   +1 more source

Enzalutamide Sensitizes Castration‐Resistant Prostate Cancer to Copper‐Mediated Cell Death

open access: yesAdvanced Science
Despite the initial efficacy of enzalutamide in castration‐resistant prostate cancer (CRPC), inevitable resistance remains a significant challenge. Here, the synergistic induction of copper‐dependent cell death (cuproptosis) in CRPC cells is reported by ...
Xiang Gao   +11 more
doaj   +1 more source

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