Results 101 to 110 of about 2,024 (189)

Parâmetros sanguíneos e desempenho de bovinos de corte em confinamento, submetidos a diferentes fontes de ionóforos Blood parameters and performance in steers feedlot subject to different ionophores sources

Revista Brasileira de Saúde e Produção Animal, 2010
Objetivou-se avaliar as concentrações sanguíneas de glicose e ureia e o desempenho de 36 garrotes da raça Nelore, castrados e confinados durante 100 dias de experimentação.
Marcos Aurélio Felicio Porcionato, Lisia Bertonha Correa, Arlindo Saran Netto, Heloise Patricia Quintino Oliveira, Gustavo Ribeiro Del Claro, Marcos Garcia Oliveira, Milton Maturana Filho, Marcus Antonio Zanetti   +7 more
doaj  

BIOSYNTHESIS OF LASALOCID. II

The Journal of Antibiotics, 1974
J.W. WESTLEY, J.F. BLOUNT, R.H. EVANS, Jr., A. STEMPEL, J. BERGER   +4 more
openaire   +2 more sources

Alterations In Mitochondrial Ca2+ Flux By The Antibiotic X-537a (lasalocid-a).

, 2015
A previous communication (Pereira da Silva, L., Bernardes, C.F. and Vercesi, A.E. (1984) Biochem. Biophys. Res. Commun. 124, 80-86) presented evidence that lasalocid-A, at concentrations far below those required to act as a Ca2+ ionophore, significantly ...
Antonio, R V, Vercesi, A E, da Silva, L P   +2 more
core  

First anticoccidial sensitivity test applied to Eimeria lata: evidence of reduced sensitivity to nicarbazin in a Brazilian field isolate. [PDF]

Vet Res Commun
Esteves GF, Itoyama BF, Kurahara B, da Silva MPS, Ribeiro LM, Garcia Neto M, Meireles MV.   +6 more
europepmc   +1 more source

Narasin used as a feed additive in conventional rearing of broilers can co-select for vancomycin-resistant Enterococcus faecium through the NarAB ionophore resistance mechanisms. [PDF]

J Antimicrob Chemother
Frederiksen RF, Granstad S, Thøfner I, Slettemeås JS, Lagesen K, Urdahl AM, Simm R.   +6 more
europepmc   +1 more source

Comparative and Functional Analyses Reveal Conserved and Variable Regulatory Systems That Control Lasalocid Biosynthesis in Different <i>Streptomyces</i> Species. [PDF]

Microbiol Spectr, 2023
Liu M, Wang K, Wei J, Liu N, Niu G, Tan H, Huang Y.   +6 more
europepmc   +1 more source

Determination of epidemiological cut-off values for Narasin, Salinomycin, Lasalocid and Monensin in Enterococcus faecium. [PDF]

J Antimicrob Chemother
Ferrando ML, Saluzzo F, Frederiksen RF, Slettemeås JS, Urdahl AM, Simm R, Skarżyńska M, Zając M, Lalak A, Niczyporuk J, Wasyl D, Duval L, Tardy F, Schapendonk C, Rapallini M, Tosi G, Perulli S, Cirasella L, Cirillo DM, Pikkemaat MG.   +19 more
europepmc   +1 more source

Effect of cooking on veterinary drug residues in food. 6. Lasalocid

, 1997
The effect of heat on lasalocid in model solutions and as residues in food was investigated. The drug was found to be relatively stable to heat in neutral and acid conditions but unstable in basic conditions as was demonstrated by stability experiments ...
Rose, Martin D, Rowley, Linda, Farrington, William HH, Shearer, George   +3 more
core  

Simultaneous Improvement in the Thermostability and Catalytic Activity of Epoxidase Lsd18 for the Synthesis of Lasalocid A. [PDF]

Int J Mol Sci, 2023
Liu N, Xiao H, Zang Y, Zhou L, Mencius J, Yang Z, Quan S, Chen X.   +7 more
europepmc   +1 more source

Safety and efficacy of a feed additive consisting of Weizmannia faecalis DSM 32016 (TechnoSpore50®) for poultry for fattening, poultry reared for laying/breeding, ornamental birds and suckling and weaned Suidae piglets (Biochem Zusatzstoffe Handels- und Produktionsgesellschaft GmbH). [PDF]

EFSA J, 2023
EFSA Panel on Additives and Products or Substances used in Animal Feed (FEEDAP), Bampidis V, Azimonti G, Bastos ML, Christensen H, Dusemund B, Durjava M, Kouba M, López-Alonso M, López Puente S, Marcon F, Mayo B, Pechová A, Petkova M, Ramos F, Villa RE, Woutersen R, Maradona MP, Alija-Novo N, Anguita M, Innocenti ML, Pettenati E, Revez J, Brozzi R.   +23 more
europepmc   +1 more source