Báo cáo sinh học : "The genetics of gender and life span" pdf

... ooffffss Finding mechanisms that explain the difference in life span between males and females is hindered by our lack of understanding of the basic mechanisms of aging and underlying causes of ... 8 8:: 38 Published: 29 April 2009 Journal of Biology 2009, 8 8:: 38 (doi:10.1186/jbiol141) The electronic version of this article is the complete one and can be found on...

Ngày tải lên: 06/08/2014, 19:20

... numbers and categories of health workers in the district; (3) the role of nurses and midwives in EPI and supplementary vaccination activities for polio and mea- sles; (4) perceptions of nurses and ... such as: preven- tion of diseases; caring for, supporting and comforting cli- ents; continuously assessing and monitoring health needs and responses to interventions; adv...

Ngày tải lên: 18/06/2014, 17:20

... different spontaneous curvatures of PE and PC. How ever, studies of the effects of lipids with headgroups inter mediate between those of PE and PC, with one and two methyl groups, suggest that ... importance of the collective physical properties of the lipid bilayer cannot yet be ruled out. References 1. Locke D, Harris AL: Connexin channels and phospholipids: associat...

Ngày tải lên: 06/08/2014, 19:21

... (76.7%) of analysed embryos had a normal diploid chromosome set (fig 1). The abnormal complements were as folllows: 6.9% of triploid embryos, 4.0% of tetraploid and 7.9% of mixoploid. ... Beatty RA (1975) The recognition and incidence of haploid and polyploid spermatozoa in man, rabbit and mouse. J Reprod Fertil 44, 487-500 Dortland M, Du...

Ngày tải lên: 09/08/2014, 18:22

... the vector of random animal effects (0, Aa!), r the vector of random reciprocal effects (0,Io!), m the vector of random box effects (0,Icr!) and e the vector of random residual ... standard deviation of the random factor and o- e is the residual standard deviation. This ratio asseses the amount of each random effect in the variability...

Ngày tải lên: 09/08/2014, 18:22

... nature and extent of such activities; and 3. attitudes toward, and the influence of, regulation on such activities. Results: Dual practice is an activity that is widespread and well-accepted, and ... recognised Published: 26 February 2007 Human Resources for Health 2007, 5:5 doi:10.1186/1478-4491-5-5 Received: 10 July 2006 Accepted: 26 February 2007 This article is available fr...

Ngày tải lên: 18/06/2014, 17:20

... for Malawi: problems and achievements. BMJ 2002, 32 5:3 84-87. 3. Eastwood JB, Conroy RE, Naicker S, West PA, Tutt RC, Plange-Rhule J: Loss of health professionals from sub-Saharan Africa: the pivotal ... The migration of physicians from sub-Saharan Africa to the United States of America: measures of the African brain drain. Human Resources for Health 2004, 2:1 7. 6. Dambisya YM...

Ngày tải lên: 18/06/2014, 17:20

... barri- ers, and with differences in norms and values, resulting from insufficient cultural sensitivity and awareness. This was often compounded by important differences in life- styles and living standards ... over and lack of continuity. The view was also expressed that expatriate volunteers often are unwilling to support the public health system, resulting from a lack of und...

Ngày tải lên: 18/06/2014, 17:20

... approach and com- prehensive planning; development of an HR policy; estab- lishment of a dedicated HR unit and training of HR managers; expanded recruitment and training, testing, and certification of ... sector, and the ministries of education and public service – to produce health workers. He established a leadership team that included members of his staff and repr...

Ngày tải lên: 18/06/2014, 17:20

... procurement and inventory control. There was a lack of pharmacy services in the hos- pitals and community pharmacies because of the isola- tion and lack of recognition of pharmacists as health care professionals. ... devel- Published: 13 July 2009 Human Resources for Health 2009, 7:5 4 doi:10.1186/1478-4491-7-54 Received: 14 January 2009 Accepted: 13 July 2009 This article is...

Ngày tải lên: 18/06/2014, 17:20