Báo cáo khoa học: "Differences in the serum immunoglobulin concentrations between dairy and beef calves from birth to 14 days of age" pdf

... tract infections or other illnesses were observed in the calves from birth to the termination of the experiment. Serum IgG, IgM and IgA concentrations for dairy and beef calves from birth to 14 days ... Differences in the serum immunoglobulin concentrations between dairy and beef calves from birth to 14 days of age 259...

Ngày tải lên: 07/08/2014, 17:22

... hydrophobic core (M88V) and the other in the protein–RNA interaction (T45S), decrease the stability of the capsid. Our findings illuminate the role of packing in the icosahedral lattice of the virus capsid. Experimental ... different from those of other simple icosahedral viruses [13]. The main chain of the protein subunit folds into a five stranded antiparal...

Ngày tải lên: 19/02/2014, 12:20

... (ranging from U5 to U5 and Us to Ull ) are closed, while those at level 1 (ranging from U1 to U3), level 2 (ranging from U4 to UT) and level 3 (ranging from U12 to U13) are open. The main ... structure of its own, it is better integrated into centering than the caching model, since the cells of segment struc- tures simply contain "pointers" th...

Ngày tải lên: 22/02/2014, 03:20

... protein, the binding enthalpy of intact apoE4 was consistent with the sum of the enthalpies for the 22 kDa and 10 kDa derivatives, indica- ting that both NH 2 - and COOH-terminal domains bind to the ... relationships of the apoE isoforms, including their stability [21], self-association in the presence and absence of phospholipid [4], and their ability to b...

Ngày tải lên: 08/03/2014, 09:20

... number of syllables in a root, but we also need each syllable in a root to maintain its own identity so as to permit both the definition of the values of the onset, peak and coda of the individual ... commencing at the end of the vowel feature and ending at the end of the word. Of course, this is very approximate, but it is intended only to gi...

Ngày tải lên: 09/03/2014, 01:20

... clustering but on understanding the expression of intent. 3 Method We address the main thesis of the work by retrospec- tively studying queries issued to a search engine over the course of 12 ... cause, given that there is an increased use of Q-queries in spite of the seem- ingly inferior search results, there is a strong need for the search engines to improve thei...

Ngày tải lên: 17/03/2014, 00:20

... representation of the source text (in analysis) or the target text (in synthesis) and it is the job of the linguists who are building the translation system to use these generators in such a way that they ... EUROTRA, to define the input and the output of the system as extended ASCII files. The ASCII characters, including numbers, special and contro...

Ngày tải lên: 18/03/2014, 02:20

... photoactivation. Both the stability of the mutants and their ability to activate Gt could be correlated with the increase in size of the side-chain at position 51, pointing to a disruption of the ... (1996) Structure and function in rhodopsin: correct folding and misfolding in point mutants at and in proximity to the site of the retinitis pigmentosa...

Ngày tải lên: 22/03/2014, 16:20

... modeling to gain insight into how the c hanges may impinge upon enzyme activity. TherecombinantcysteineproteasecruzainfromTrypan- osoma cruzi and r CPB2.8 of L. mexicana are both c athepsin L-like ... role for the enzymes in the activation o f CPB in the parasite, as Pro isthesecondaminoacidofthematuredomaininallofthe CPB isoenzymes for which the structure i s known. The...

Ngày tải lên: 23/03/2014, 13:20

... (IN) is the retroviral enzyme responsible for the integration of the DNA copy of the retroviral genome into the host cell DNA. The C-terminal domain of IN is involved in DNA binding and enzyme ... strong structural role of the most C-terminal part of this C-terminal domain in the general folding of the enzyme. They reinforce the role of the IN dim...

Ngày tải lên: 23/03/2014, 15:21