Báo cáo khoa học: "Studies on mastitis, milk quality and health risks associated with consumption of milk from pastoral herds in Dodoma and Morogoro regions, Tanzania" pdf
báo cáo khoa học: "Studies on dairy production of milking ewes I. - Estimates of genetic parameters for total milk composition and yield " pptx
... (U) and content (U %) were defined as a combination of fat and protein yields or contents, with weightings of 1 and 1.85 respectively : U and U % were the main and ... milking period only, after one month of suckling. Accordingly, only the decreasing part of the lactation curve is recorded while the milk concentration is increasin...
Ngày tải lên: 09/08/2014, 22:22
Tài liệu Báo cáo khoa học: Studies on structural and functional divergence among seven WhiB proteins of Mycobacterium tuberculosis H37Rv pdf
... dithiothreitol). The reaction was started by the addition of insulin to a final concentration of 0.13 mm. Precipitation of the reduced insulin chains was monitored at 650 nm in a Perkin–Elmer (k35) spectropho- tometer, ... [17], redox sensing [18] and the coordination of metal cofactors [19]. The functional importance of the conserved cysteine residues in iron–sulfur cluster co...
Ngày tải lên: 18/02/2014, 12:20
Báo cáo khoa học: Studies on the role of the receptor protein motifs possibly involved in electrostatic interactions on the dopamine D1 and D2 receptor oligomerization pdf
... however this kind of interaction is not the only point of contact [37]. For GABA B receptors (GBR), a coiled-coil inter- action within the C-tail of GBR1 and GBR2 seems to be involved in receptor ... (gray line) in comparison with D 1 –CFP and D 1 –YFP (black line). (D) Cotransfection of HEK293 with D 2 –CFP and D 2 R3–YFP (gray line) in comparison with D 2 –CFP and...
Ngày tải lên: 07/03/2014, 03:20
Báo cáo khoa học: Studies on structure–function relationships of indolepyruvate decarboxylase from Enterobacter cloacae, a key enzyme of the indole acetic acid pathway ppt
... of the rate constants of reconstitution, calculated from the corresponding progress curves, on the concentration of ThDP (Fig. 6 inset) is indicative of a two-step mechanism of cofactor binding ... [19] with an equation containing an exponential and a linear term. One unit of catalytic activity is defined as the amount of enzyme converting 1 lmol substrateÆmin )1 . 1 H NM...
Ngày tải lên: 08/03/2014, 02:20
Báo cáo khoa học: Studies on the regulatory properties of the pterin cofactor and dopamine bound at the active site of human phenylalanine hydroxylase pptx
... cofactor H 2 biopterin and the catechol- amine inhibitor dopamine. From Fig. 3A it is seen that on preincubation with saturating concentrations (Fig. 3B) of the biopterin cofactors or dopamine ... l M H 4 biopterin or 40 l M dopamine (h). (B) The effect of increasing concentrations of H 2 biopterin (s), H 4 biopterin (m) and dopamine (n) on the rate of phosphorylation (t ¼...
Ngày tải lên: 17/03/2014, 09:20
Báo cáo khoa học: "Studies on larval parasitoids of Paranthrene tabaniformis (Rott.) (Lepidoptera: Sesiidae) on urban poplars (Populus spp.) in Sofia, Bulgaria" ppt
... Parasitoids of P. tabaniformis in Sofia 185 During the years of investigation, parasitoids destroyed a significant portion (32.5–55.6%) of overwin- tering larvae of P. tabaniformis in Sofia. No ... is one of the most dangerous pests of the poplars (Populus spp.) in many regions of the Palaearctic zone [2, 17, 20]. It is associated mainly with the seedlings in nurseri...
Ngày tải lên: 08/08/2014, 14:21
Báo cáo khoa học: " Studies on Calf Diarrhoea in Mozambique: Prevalence of Bacterial Pathogens" pptx
... sampling was carried out on 4 occasions: during rainy and dry seasons in 1994 (S1 and S2) and during rainy and dry seasons in 1995 (S3 and S4). Management of the calves in the farms with variations ... adhere to and to colonise the luminal surface of the small bowel and (ii) elaboration of one or more enterotoxins that in uence intestinal se- cretion of fluids...
Ngày tải lên: 12/08/2014, 15:20