Search National Agricultural Library Digital Collections

You searched for:

Subjects breed differences Remove constraint breed differences: breed differences Year 2003 Remove constraint 2003: 2003
Displaying all 8 items start over

1. 11β-Hydroxysteroid Dehydrogenase and Glucocorticoid Receptor Messenger RNA Expression in Porcine Placentae: Effects of Stage of Gestation, Breed, and Uterine Environment1

Description:
Includes references
Author:
Klemcke, H.G. , Kumar, R.S. , Yang, K. , Vallet, J.L. , Christenson, R.K.
Subject:
swine , placenta , hydroxysteroid dehydrogenases , glucocorticoids , receptors , gene expression , messenger RNA , enzyme activity , gestational age , crossbreds , Meishan , breed differences , uterus
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2003

2. Economic merit of crossbred and purebred US dairy cattle

Description:
Includes references
Author:
VanRaden, P.M. , Sanders, A.H.
Subject:
dairy cows , crossing , Holstein , Jersey , Brown Swiss , Guernsey , Milking Shorthorn , breed differences , heterosis , milk yield , milk protein yield , milk fat yield , cheese milk , longevity , somatic cell count , economic analysis , genetic improvement , crossbreds
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2003

3. Endocrine and molecular influences on testicular development in Meishan and White Composite boars

Description:
Includes references
Author:
McCoard, S.A. , Wise, T.H. , Ford, J.J.
Subject:
Meishan , boars , endocrine system , thyroid hormones , breed differences , testes , Sertoli cells , blood , receptors , inhibin , cytochrome P-450 , triiodothyronine , neonates , swine breeds , puberty
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2003

4. Genetic divergence in cellular resistance to heat shock in cattle: differences between breeds developed in temperature versus hot climates in responses of preimplantation embryos, reproductive tract tissues and lymphocytes to increased culture temperatures

Description:
Includes references
Author:
Paula-Lopes, F.F. , Chase, C.C. Jr. , Al-Katanani, Y.M. , Krininger, C.E. III , Rivera, R.M. , Tekin, S. , Majewski, A.C. , Ocon, O.M. , Olson, T.A. , Hansen, P.J.
Subject:
heat stress , heat tolerance , breed differences , Brahman , Senepol , Holstein , Angus , animal fertility , lymphocytes , apoptosis , glutathione , antioxidants , cultured cells
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2003

5. Leptin as a predictor of carcass composition in beef cattle

Description:
Includes references
Author:
Geary, T.W. , McFadin, E.L. , MacNeil, M.D. , Grings, E.E. , Short, R.E. , Funston, R.N. , Keisler, D.H.
Subject:
beef cattle , steers , heifers , crossing , Hereford , Tarentaise , Charolais , Limousin (cattle breed) , cattle breeds , leptin , backfat , marbling , body fat , dressing percentage , carcass characteristics , carcass quality , steaks , shear strength , breed differences , blood serum , meat production , animal physiology , Montana
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2003

6. Stereological evaluation of Sertoli cell ontogeny during fetal and neonatal life in two diverse breeds of swine

Description:
Includes references
Author:
McCoard, S.A. , Wise, T.H. , Lunstra, D.D. , Ford, J.J.
Subject:
Sertoli cells , swine breeds , Meishan , boars , neonates , fetus , testes , blood , prenatal development , cell differentiation , breed differences
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2003

7. Timeliness and effectiveness of progeny testing through artificial insemination

Description:
Includes references
Author:
Norman, H.D. , Powell, R.L. , Wright, J.R. , Sattler, C.G.
Subject:
dairy bulls , dairy breeds , Ayrshire (cattle breed) , Brown Swiss , Guernsey , Holstein , Jersey , Milking Shorthorn , artificial insemination , progeny testing , sampling , age , breed differences , breeding value , natural mating , milk yield , dairy cows , daughters , genetic improvement , selection intensity , sire evaluation , Dairy Herd Improvement Associations , organizations , animal breeding
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2003

8. Within-herd effects of age at test day and lactation stage on test-day yields

Description:
Includes references
Author:
Bormann, J. , Wiggans, G.R. , Druet, T. , Gengler, N.
Subject:
dairy cows , dairy herds , animal age , lactation stage , Holstein , Jersey , data analysis , milk yield , milk protein yield , milk fat yield , somatic cell count , lactation curve , breed differences , heritability , statistical analysis , variance , phenotypic variation , prediction , animal genetics , California , Pennsylvania , Wisconsin , Texas
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2003