Báo cáo sinh học: "Estimating rates and patterns of morphological evolution from phylogenies: lessons in limb lability from Australian Lerista lizards" ppsx

... characters. Phylogenetic studies are only the beginning of integrative approaches to understanding evolution of body form in living taxa. In addition to inferring the ‘what happened’ and ‘how quickly’, we also want ... that the rates of evolutionary change were actually much slower. Clearly, there is considerable uncertainty in estimating these ages, which may influence esti...

Ngày tải lên: 06/08/2014, 18:21

... relating to low potency and cost. Peptide-based drug candidates are limited by insufficient efficacy and unfavorable phar- macokinetics. MAbs have increasingly gained favor in large part because of ... target- ing mRNA for degradation and indirectly inhibiting all viral RNA transcription. Proc Natl Acad Sci USA 2003, 100:2718-2723. 45. Gitlin L, Karelsky S, Andino R: Short interferi...

Ngày tải lên: 18/06/2014, 22:20

... 2). Financial support Sixty-nine percent of the students were self-financing their medical education; 19% received a scholarship from the government, 6% from an international NGO and the remainder ... the private for profit sector and 21% the private not for profit sector. Of 186 students who preferred the public sector, 36% indicated the intention of combining a public sector j...

Ngày tải lên: 18/06/2014, 17:20

... draws lessons from this experience, focusing on processes and mechanisms operating in the relation between training and retention in rural practice. Determinants of staff turnover in rural and ... other incentives and support mechanisms (follow up visits, continuing training, mentoring ) affecting job satisfaction. Conclusion: Training increasing self confidence and self...

Ngày tải lên: 18/06/2014, 17:20

... leaving rates of HPs Figure 2 shows the cumulative rates of HPs who withdrew from hospital work in each of the classes of 1970, 1980 and 1990. The numbers of HPsin the classes of 1970, 1980 and ... of HPs and OPs. Follow-up research on leaving rates of HPs For each of the classes of 1970, 1980 and 1990, physicians who worked in hospitals in their fift...

Ngày tải lên: 18/06/2014, 17:20

... cost of training in the health sector, including initial and on- the job training (or continuous medical education), post- graduate training and scholarships, and; (c) to calculate the cost of ... and as part of the development of the main HRDP. Preliminary findings on budget ceilings and cost implications provided an input into the elaboration of the main HRDP, and the...

Ngày tải lên: 18/06/2014, 17:20

... hospitals, and 25 primary health clinics and/ or solo practitioners were randomly selected from the lists of public and private facilities in e ach district, using a random starting point and fixed ... [15]. The Joint Learning Initiative Report also highlights the importance of management culture and working condi- tions in affecting motivation, and cites small studies i...

Ngày tải lên: 18/06/2014, 17:20

... carcinomas arise from HER-2/neu positive DCIS under the immune pressure. Introduction In recent years, there has been emerging evidence from both pre-clinical and clinical studies, including ... view of the role of IFN-g producing T cells in protecting the host against cancers. For example, IFN-g was shown to promote immune editing and subsequent tumor escape in the CT26 col...

Ngày tải lên: 18/06/2014, 19:20

... problems relating to sensitivity of the HSV-1 and -2 probe relative binding. In a single step multiplex assay mutations in the probe binding area are reported to lead to a loss in sensi- tivity and error in ... effec- tiveness of any current intervention, determining the effi- cacy of drugs, assessing drug resistance and are useful research tools in the study of the ep...

Ngày tải lên: 19/06/2014, 08:20

... for interrogation of gene and protein function, including DNA microarrays for global gene-expression profiling and location of DNA-binding factors, and a comprehensive set of gene deletion strains ... enrichment of interaction pairs as a function of protein abundance for each indicated dataset. Protein or gene pairs were separated into bins representing increasing protein abun...

Ngày tải lên: 06/08/2014, 18:21