Results 1 to 10 of about 316,939 (267)

Angiofibrolipoma of the Calf [PDF]

open access: yesRare Tumors, 2013
Angiofibrolipoma is a neoplasm composed of fibrocytes, capillaries and matured adipose tissues. It is a rare histopathologic variant of lipoma, characterized by matured adipocytes, blood vessels and dense collagenous tissues. It is an extremely rare tumor with very few cases reported in the literature.
Samuel Uwale Eyesan   +5 more
openaire   +3 more sources

The age at first consumption of forage in calves and its effect on growth and rumination in the short- and long-term

open access: yesJournal of Animal Science and Biotechnology, 2023
Background Previous investigations into the effect of dietary forage on calf performance have been inconsistent, and there is a paucity of information exploring the effect of age on the growth performance and rumination of calves.
Jianxin Xiao   +12 more
doaj   +1 more source

SUPEROVULATION IN THE CALF [PDF]

open access: yesReproduction, 1966
Summary. The induction of superovulation was studied in thirteen calves 4 to 24 weeks of age. Multiple ovulations were induced by 2000 i.u. pms followed by an intravenous injection of either nih-lh or hcg. The ovulatory response was determined at laparotomy 48 to 64 hr after lh injection.
M R, Jainudeen   +2 more
openaire   +2 more sources

Population diversity and relatedness in Sugarbirds (Promeropidae: Promerops spp.) [PDF]

open access: yesPeerJ, 2018
Sugarbirds are a family of two socially-monogamous passerine species endemic to southern Africa. Cape and Gurney’s Sugarbird (Promerops cafer and P. gurneyi) differ in abundance, dispersion across their range and in the degree of sexual dimorphism in ...
Evan S. Haworth   +2 more
doaj   +2 more sources

Dynamics of protozoal excretion in the faeces of calves during the first 28 days after arrival at the fattening farm indicate infection before regrouping and show poor temporal correlation with diarrhoea

open access: yesParasites & Vectors, 2023
Background Calves in dairy cattle production in Switzerland are transported to a fattening farm at the age of 3–5 weeks, and frequently suffer from diarrhoea within the first 14 days after arrival. To characterise the role of intestinal protozoa in this,
Jessica Bauer   +3 more
doaj   +1 more source

An Importance of Long-Term Clinical Analysis to Accurately Diagnose Calves Persistently and Acutely Infected by Bovine Viral Diarrhea Virus 2

open access: yesViruses, 2021
Bovine viral diarrhea virus (BVDV) infection results in a wide variety of clinical manifestations and is a pathogen that is able to cause huge economic losses in the cattle industry worldwide.
Yusuke Goto   +3 more
doaj   +1 more source

Delayed First Milking in Unassisted Overnight Calving Did Not Affect the Quality of Colostrum but Influenced Serum Brix Refractometry in Holstein Calves at Two Days of Life

open access: yesAnimals, 2022
Timely administration of good-quality colostrum represents the first farm strategy to avoid the failure of passive transfer (FPT). However, calves born during the night are likely to be fed later than recommended.
Daniel Gustavo Manosalva   +3 more
doaj   +1 more source

Sire Effects on Birth Weight, Gestation Length, and Pre-Weaning Growth of Beef-Cross-Dairy Calves: A Case Study in New Zealand

open access: yesDairy, 2021
Production of beef-cross-dairy calves from dairy cows increases the value of non-replacement calves born to the dairy herd. The use of beef-breed sires may impact on calf birth weight, gestation length and pre-weaning growth rate of calves, which in turn
Lucy Coleman   +4 more
doaj   +1 more source

HAEMATOLOGICAL ALTERATIONS IN CALVES WITH ACUTE RESPIRATORY DISTRESS SYNDROME DUE TO ASPIRATION PNEUMONIA: A PROSPECTIVE STUDY

open access: yesArchives of Veterinary Medicine, 2023
The aim of this prospective study was to investigate the arterial blood gas (ABG) analysis, which is considered the gold standard, and complete blood count (CBC) as a complementary test in neonatal calves with acute respiratory distress syndrome (ARDS ...
Erdem Gülersoy   +3 more
doaj   +1 more source

Safety evaluation of the food enzyme containing chymosin and pepsin from the abomasum of calves and cows

open access: yesEFSA Journal, 2021
The food enzyme containing chymosin (EC 3.4.23.4) and pepsin (EC 3.4.23.1) is produced from the abomasum of Bos taurus purchased from different rennet manufacturers by Laboratorios Arroyo S.A. The food enzyme is intended to be used in milk processing for
EFSA Panel on Food Contact Materials, Enzymes and Processing Aids (CEP)   +21 more
doaj   +1 more source

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