Results 31 to 40 of about 2,047,763 (335)

Why breed disease-resilient livestock, and how?

open access: yesGenetics Selection Evolution, 2020
Background Fighting and controlling epidemic and endemic diseases represents a considerable cost to livestock production. Much research is dedicated to breeding disease resilient livestock, but this is not yet a common objective in practical breeding ...
Pieter W. Knap, Andrea Doeschl-Wilson
doaj   +1 more source

On the Classification of Telescopic Numerical Semigroups of Some Fixed Multiplicity

open access: yesMathematics, 2022
The telescopic numerical semigroups are a subclass of symmetric numerical semigroups widely used in algebraic geometric codes. Suer and Ilhan gave the classification of triply generated telescopic numerical semigroups up to multiplicity 10 and by using ...
Ying Wang   +4 more
doaj   +1 more source

Selective advantage of implementing optimal contributions selection and timescales for the convergence of long-term genetic contributions

open access: yesGenetics Selection Evolution, 2018
Background Optimal contributions selection (OCS) provides animal breeders with a framework for maximising genetic gain for a predefined rate of inbreeding.
David M. Howard   +4 more
doaj   +1 more source

Late maternal age and parenting practices [PDF]

open access: yes, 2013
In recent decades, the age that women give birth to their children has been gradually increasing in many developed countries. This trend may have important consequences on parenting.
Meggiolaro, Silvia, Ongaro, Fausta
core   +2 more sources

The effects of PRRS on the environmental impact of pig production: a life cycle assessment study

open access: yesFrontiers in Veterinary Science
The Porcine Reproductive and Respiratory Syndrome (PRRS) is a viral pig disease that increases mortality rates and reduces (re)production performance.
Greg J. Thoma   +5 more
doaj   +1 more source

Getting superstring amplitudes by degenerating Riemann surfaces [PDF]

open access: yes, 2010
We explicitly show how the chiral superstring amplitudes can be obtained through factorisation of the higher genus chiral measure induced by suitable degenerations of Riemann surfaces.
Atick   +44 more
core   +1 more source

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

A Life Cycle Assessment Study of the Impacts of Pig Breeding on the Environmental Sustainability of Pig Production

open access: yesAnimals
Lifecycle assessment (LCA) quantified changes in environmental impact categories (global warming, eutrophication, etc.) from 2021 to 2030 due to genetic trends in (re)production traits in pig lines of the breeding company Genus-PIC.
Greg J. Thoma   +2 more
doaj   +1 more source

Tau acetylation at K331 has limited impact on tau pathology in vivo

open access: yesFEBS Letters, EarlyView.
We mapped tau post‐translational modifications in humanized MAPT knock‐in mice and in amyloid‐bearing double knock‐in mice. Acetylation within the repeat domain, particularly around K331, showed modest increases under amyloid pathology. To test functional relevance, we generated MAPTK331Q knock‐in mice.
Shoko Hashimoto   +3 more
wiley   +1 more source

Genetic parameters for pelvic organ prolapse in purebred and crossbred sows

open access: yesFrontiers in Genetics
This study aimed to investigate genetic parameters for sow pelvic organ prolapse in purebred and crossbred herds. Pelvic organ prolapse was recorded as normal or prolapsed on the individual sow level across 32 purebred and 8 crossbred farms. In total, 75,
Ching-Yi Chen   +6 more
doaj   +1 more source

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