quantitative+disorders+of+platelets

... spleen enlarges. Platelets are physiologically very Chapter 109. Disorders of Platelets and Vessel Wall (Part 1) Harrison's Internal Medicine > Chapter 109. Disorders of Platelets and ... and influence the environment of the forming clot. During platelet aggregation, additional platelets are recruited to the site of injury, leading to the formation of an occlusive platelet thrombus. ... TPO, which then stimulates platelet production. Platelets circulate with an average life span of 7–10 days. Approximately one-third of the platelets reside in the spleen, and this number...

Ngày tải lên: 07/07/2014, 04:20

Ngày tải lên: 07/07/2014, 04:20

Ngày tải lên: 07/07/2014, 04:20

Ngày tải lên: 07/07/2014, 04:20

Ngày tải lên: 07/07/2014, 04:20

Ngày tải lên: 07/07/2014, 04:20

Ngày tải lên: 07/07/2014, 04:20

Ngày tải lên: 07/07/2014, 04:20

Ngày tải lên: 07/07/2014, 04:20

Ngày tải lên: 07/07/2014, 04:20

Ngày tải lên: 07/07/2014, 04:20

... system of ruminants, leading to studies on the peculiarities of metabolism that cope with the unusual products of microbial digestion. The reading list at the end of this chapter gives some of the ... fractional rates of digestion are biased estimates of the true fractional digestion rates of the feed. Second, the standard technique for assessing the adequacy of the first- order model of digestion ... Chapter 1 of the previous edition of this book (Forbes and France, 1993). However, all the subsequent chapters in this second edition are ò CAB International 2005. Quantitative Aspects of Ruminant...

Ngày tải lên: 24/10/2013, 17:15

... Proceedings of the Nutrition Society of Australia 14, 153. Faichney, G.J. (1990) Effect of level of intake and grinding of lucerne hay on the efficiency of rumination in sheep. Proceedings of the ... composition of rumen digesta and of the fractional outflow rates of digesta constituents. Australian Journal of Agricultural Research 31, 1129–1137. Faichney, G.J. (1983) The effect of physical form of ... because of its role both in the processes of digestion and absorp- tion and in the expression of voluntary feed consumption. The Nature of Digesta The ruminant GI tract consists of a succession of...

Ngày tải lên: 24/10/2013, 17:15

... (2000) Estimating the extent of degradation of ruminant feeds from a description of their gas production profiles observed in vitro: com- parison of models. British Journal of Nutrition 83, 131–142. Dijkstra, ... the extent of degradation of ruminant feeds from a description of their gas production profiles observed in vitro: derivation of models and other mathematical consider- ations. British Journal of Nutrition ... minimize the impact of such loss on the estimate of the extent of degradation. As expected, large pore sizes lead to greater loss of particles and undegraded material. Aperture size of the bag affects...

Ngày tải lên: 29/10/2013, 00:15

... 5.2). Rate of intake of legumes was higher than for grasses and the extent of size reduction of petioles and stems was correspondingly less (Wilman et al., 1996). The greater ease of breakdown of lucerne ... assessment of handling time ion in ruminants: the effect of plant chemical and physical structure on the rate of breakdown of plant particles in the rumen of mule deer and elk. Canadian Journal of Zoology ... more quantitative definition of patterns of LP comminution, sampling of bolus traffic during rumination has yielded some insights, but has rarely been accompanied by anatomical characterization of...

Ngày tải lên: 29/10/2013, 00:15

... effect of forage species and stage of harvest on the processes of digestion occurring in the rumen of cattle. British Journal of Nutrition 56, 439–454. Bird, S.H. (1995) Manipulation of rumen ... effects of the presence or absence of protozoa in the rumen on live-weight gain and wool growth of sheep. British Journal of Nutrition 52, 607–611. Boggs, D.E. (1959) In vivo 15 N tracer study of ... J.P. (1968) The digestion of pasture plants by sheep. I. Ruminal production of volatile fatty acids by sheep offered diets of ryegrass and forage oats. Australian Journal of Agricultural Research...

Ngày tải lên: 07/11/2013, 23:15

... mg of X 2 biomass synthesized per mg X 1 biomass ingested and mg of X 1 biomass per ml of culture. Also note that in this set of equations, protozoa do not utilize substrate, but obtain all of ... production of copious quantities of saliva containing bicarbonate and phosphate salts, which enable the rumen to be maintained at a pH of 67. Mixing of rumen contents and ò CAB International 2005. Quantitative ... forages by pure cultures of rumen bacteria. Journal of Dairy Science 50, 1136–1141. Dijkstra, J. (1994) Simulation of the dynamics of protozoa in the rumen. British Journal of Nutrition 72, 679–699. Dijkstra,...

Ngày tải lên: 07/11/2013, 23:15

... and protein profiles in complex mixed cultures of organisms. These approaches have not yet been used quantitatively, but they offer the possibility of mapping the genetics and gene expression of mixed ... (1976) Effect of monensin fed with forage on digestion and the ruminal ecosystem of steers. Journal of Animal Science 42, 229–234. Eadie, J.M. and Gill, J.C. (1971) Effect of the absence of rumen ... Journal of Nutrition 26, 155–167. Flint, H.J., Bisset, J. and Webb, J. (1989) Use of antibiotic resistance mutations to track strains of obligately anaerobic bacteria introduced into the rumen of...

Ngày tải lên: 07/11/2013, 23:15

... supplemented with only small quantities of concen- trates. Consumption of this type of forage with less than 45% of NDF resulted in the highest intake of soluble carbohydrate of 4 kg/day or more. At first ... degradability of NDF (% of intake) Fig. 10.2. Relationship between starch intake (kg of starch per day) and rumen degradability of NDF (% of NDF intake). Only reported values have been used. Regression of ... effect of apparent digestibility of organic matter and an interaction of the latter with level of feed intake. Another equation that is often used relates methane production to the intake of three...

Ngày tải lên: 15/12/2013, 08:15

... radioactivity of the precursor at the site of metabolic use, causes an underestimation of the rate of conversion of precursor to product. Consequently, estimates of the rate of conversion of precursor ... period of time, the rate of entry of the metabolite into the pool equals the rate of exit and represents its rate of turnover. The turnover rate may also be determined by measuring the rate of exit ... obviously a function of the extent of fermentation in the rumen. The role of the kidney in producing glucose is similarly small. Net renal production of glucose accounts for about 10% of whole-body...

Ngày tải lên: 15/12/2013, 08:15