Báo cáo sinh học: " Genetic variability of host-parasite relationship traits: utilization of isofemale lines in a Drosophila simulans parasitic wasp" pptx

... 1225-1231Original article Genetic variability of host-parasite relationship traits: utilization of isofemale lines in a Drosophila simulans parasitic waspY. CartonP. Capy A. J. Nappi1 ... comparisons of the variability between and within isofemale lines can be used: a significantly higher variability among lines than within lines probably indicates genetic ... work, individuals belongingto isofemale lines. Hoffman and Parsons (1988) call this parameter (when using isofemale lines) the isofemale heritability’. As with the ’populational...

Báo cáo sinh học: "Genetic variability of the envelope gene of Type D simian retrovirus-2 (SRV-2) subtypes associated with SAIDS-related retroperitoneal fibromatosis in different macaque species" pot

... the phylogenetic analysis is based. Non-conserved amino acid variants are shaded (magenta). (Mne) Macaca nemestrina, (Mni) Macaca nigra, (Mfa) Macaca fascicularis, (Mmu) Macaca mulatta.3511151929333537505155575988969799109115128135150151154156160169171185193195223241253255263269284285287289292296302308309311315316317321335337344349351366404415418455493494519522537540546547550569SRV-3D3/RHE/WI ... Mfa Singapore/wc- PBMC 2003 Sampled in wild1Species of macaque from which the sample was taken. Mne = Macaca nemestrina; Mmu = Macaca mulatta; Mfa = Macaca fascicularis; Mni = Macaca nigra;2Primate ... pig-tailed macaque at the same site ten years later var-ied by only one amino acid. This later macaque was cap-tured in Indonesia and transferred to the WashingtonNPRC, suggesting that it became infected...

Báo cáo sinh học: "Genetic variability in French populations of the Corsican mouflon (Ovis ammon musimon): analysis of 2 blood proteins and red-cell blood groups" pptx

... population on Corsica. Raw datawere treated by classical monofactorial indexes and multivariate analyses. These analysesrevealed no significant reduction of genetic variability ... HbB allele.This was also the case for the Czechoslovakian (Stratil and Bobak, 1988), Sardinian(Naitana et al, 1990) and Italian (Randi et al, 1991) populations. Finally, ... in a population was between 5 and 95%.Multivariate analysesAmong multivariate factor methods, correspondence analysis is particularly suitedfor qualitative data. Raw data...

Báo cáo sinh học: "Genetic variability of muscle biological characteristics of young Limousin bulls" ppt

... algorithm (Dempster et al, 1977). Taking advantage of thefact that all traits had identical design matrices, a canonical transformation wasused. The estimated (co)variances ... of origin had a lower growth rate (—8%) as compared to calves rearedat pasture. They also had a lower carcass fat content (—0.5 percent units) and ... tested in station. The data came from 144animals, the progeny of 15 sires. Sire and residual variances and covariances were estimatedusing an expectation maximization restricted...

Báo cáo sinh học: "Genetic variability of age and weight at puberty, ovulation rate and embryo survival in gilts and relations with production traits" pot

... to indicatethat embryo and/or fetal survival take a prominent part in the variation of littersize at birth.Early sexual maturity of gilts is also likely to have a beneficial ... survival and their relationships with production traits in gilts.MATERIALS AND METHODSAnimals and data collectionThe experiment took place at the INRA experimental farm of ... (1977). In March of each year, all male offspring(except runt piglets) of the boars selected the previous year and of sows picked atrandom in a LW population of about...

Báo cáo sinh học: "Genetic variability in residual feed intake in rainbow trout clones and testing of indirect selection criteria (Open Access publication)" ppt

... residual feed intake in ﬁsh613Original article Genetic variability in residual feed intake in rainbow trout clones and testing of indirect selection criteria(Open Access publication)Laure GRIMA1,2*, ... overestimated because within-family variancecould not be estimated. In a recent study involving six different strains of rain-bow trout reared in individual aquaria, voluntary i ntake was measured ... can be a major cause of individual variation [19]. Ithas been shown that feed intake of an individual ﬁsh within a group can be esti-mated from X-ray images of ﬁsh supplied with food containing...

Báo cáo sinh học: " Genetic variability of six French meat sheep breeds in relation to their genetic management" ppsx

... combineimmediate genetic gain and preservation of the genetic variability, e.g. byusing the optimal contributions of parents for both a maximum genetic gainand a targeted increase of inbreeding ... were also founders. The late beginning of the animalrecording programme in this breed can explain that.4.4. Inbreeding and relationship As explained in Section 3.3, the Blanc du Massif Central ... new animals with no genealogical data led toan important decrease in the mean of the computed coefﬁcients of inbreeding.For all these reasons, the annual rate of inbreeding was computed startingfrom...

Báo cáo sinh học: " Genetic variability of the pattern of night melatonin blood levels in relation to coat changes development in rabbits" pdf

... The rate of furpriming was determined by the ratio of the area of blue pigmented skin to totalskin area.2.5. Statistical analysis A mean mid-night melatonin plasma concentration was assessed ... 3.4to Genetic variability of melatonin in rabbits 211Table I. Descriptive statistics of plasma melatonin concentrations at diﬀerent timesduring the night and the rate of fur priming area at pelting.Traits ... variability in melatonin concentrations in the late part of the dark phaseobserved between animals is under genetic control and indicates that some an-imals are able to anticipate the end of...

Báo cáo sinh học: "Genetic variability and differentiation in red deer (Cervus elaphus L) of Central Europe" pps

... deer, according to Lang (1987) all animals living in the Vosges originate from a small remaining population in the mountain range of Donon (m 500 individuals in 1870). ... class="bi x0 y0 w2 h1 9" alt ="" ...

Báo cáo sinh học: "Genetic variability and differentiation in roe deer (Capreolus capreolus L) of Central Europe" doc

... fluctuating ranges and low genetic variability in a large mammal (Ovis dalli). Evolution 40, 1092-1095Selander RK, Kaufman DW (1973) Genic variability and strategies of adaptation in ... large mammals are not generallygenetically less variable than small mammals (Baccus et al (1983) give a mean P of 12% and a mean H of 3.3% for 25 species of small non ... different indices of variation,are all somewhat lower in red deer.explain differences in biochemical -genetic variation among populations, species orhigher taxa are weakened...

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