Báo cáo sinh học: "Pedigree analysis of eight Spanish beef cattle breeds" pptx

... of gene origin in eight Spanish beef cattle breeds. Breed Reference population Number of founders Effectiv e number of founders Effectiv e number of ancestors Founders explaining 50% Number of founder ... consequences. Pedigree analysis in beef breeds 45 danger for losing genetic variability of eight Spanish local beef cattle breeds. Population structures were...

Ngày tải lên: 14/08/2014, 13:21

... path- ways of the parent-offspring are shown in table IX. The ages of the sires at the birth of offspring were significantly (p < 0.05) lower than the ages of dams, ... terms of change in genetic contribution per generation and represents the contribution of a herd based on the number of appearances of this herd, independently of...

Ngày tải lên: 14/08/2014, 19:22

... V., An analysis of length of productive life in dairy cattle, Ph.D. Thesis, 1987, Cornell University, NY. [5] Ducrocq V., Statistical analysis of length of productive life for dairy cows of the Normande ... number of parameters estimated (i.e. number of levels of fixed effects, number of variance components, including the paramet- ers of the baseline hazard function),...

Ngày tải lên: 14/08/2014, 13:22

... The distribution of the number of chromosomes, MI bivalents and MII univalents, of the 389 preparations suitable for counting is summarized in table I. Of the 308 MII ... with aging of oocytes (Szollosi, 1975). This may account for the high incidence of abnormalities observed in human oocytes. The study of the post-synaptic stages of...

Ngày tải lên: 14/08/2014, 20:20

... Department of Pediatrics, Faculty of Medicine Ramathibodi Hospital. Department of Pathobiology for other equipments and facilities. Dr. Laran Jensen, Department of Biochemsitry, Faculty of Science, ... elucidation of signal transduction pathways, the understanding of the mechan- ism of disease progression, and the development of thera- peutic applications [12]. The phosphopr...

Ngày tải lên: 18/06/2014, 19:20

... by the total area of the entire BV expansion spectratype profile. Only peaks representing 40% or higher of the total profile area were considered significant expan- sions in our analysis. When 2 ... the kidney capsule of diab etic B cell- reconstituted NOD.Igμ null mice. Spectratyping analysis of BV-BC of neonatal NOD.scid pancreas transplanted under the kidney capsule of diabe...

Ngày tải lên: 18/06/2014, 19:20

... by immunoblot. Mutational analysis of the putative catalytic and zinc-binding residues of G1L utilizing a trans complementation assayFigure 4 Mutational analysis of the putative catalytic and zinc-binding residues of ... of a zinc ion if such an interaction does in fact occur. Through the use of a library of transiently expressed G1L mutants containing C-termi- nal flag epit...

Ngày tải lên: 19/06/2014, 08:20

... a systematic study of aneuploids with deletions of different segments of chromosomes indi- cates that having only a single copy of 1% of the genome reduces viability (and often fertility) and ... Gene expression analysis of the function of the male-specific lethal complex in Drosophila. Genetics 2005, 169:2061-2074. 38. Kai T, Williams D, Spradling AC: The expression profile...

Ngày tải lên: 06/08/2014, 18:21

... effects of certain forms of selection on prediction and estimation of genetic parameters. A natural application of ’animal’ models has been prediction of the genetic means of ... of 0.5, and consisting of 3 cycles of selection. An REML estimate of heritability from this data was 0.46 with an asymptotic variance of 2.94 x 10- 2. Th...

Ngày tải lên: 09/08/2014, 18:21

... method of selection, age and sex. Aust J Agric Res 10, 581-590 Vu Tien Khang J (1983) Methods of analysis of demographic and geneological data in the populations of domestic ... (probability of a cow of a particular age producing a live female calf, Mx) is a very important statistic in beef cattle production, because it influences...

Ngày tải lên: 09/08/2014, 18:21