báo cáo khoa học: " Apospory appears to accelerate onset of meiosis and sexual embryo sac formation in sorghum ovules" doc

... et al.: Apospory appears to accelerate onset of meiosis and sexual embryo sac formation in sorghum ovules. BMC Plant Biology 2011 11:9. Submit your next manuscript to BioMed Central and take ... related sexuals. For example in diplosporous species of Tripsacum L. [26,27] and Elymus L. [28], onset of 2n ES formation, relative to stage of ovule de...

Ngày tải lên: 11/08/2014, 11:21

... the Netherlands, April 1993. (Klein, 1987) Ewan Klein. VP-Ellipsis in DR the- ory. In Groenindijk and Stokhof, editors, Studies in Discourse Representation Theory and the The- ory of Generalized ... factor involved in integrating propositional representations into the discourse model. Therefore, the analysis described herein only indicates tendencies, as opposed to pre-...

Ngày tải lên: 20/02/2014, 21:20

... produces a set of links between word tokens in the bitext. We define a link token to be an ordered pair of word tokens, one from each half of the bitext. A link type is an ordered pair of word types. ... the total number of co-occuring word token pairs: K = ~(u,v) k(u,v/, N = ~(~,v) n(u,v). By definition, A = KIN. (4) Equating the right-hand sides of Equations (3) an...

Ngày tải lên: 22/02/2014, 03:20

... trans- thyretins in terms of ligand preference and strength of binding. For this reason, it would be interesting to analyse the distribution of deiodinases in marsupials. In addition, the regulation of ... ensuring delivery of TH to the brain under condi- tions of potentially restricted iodine supply? Could the change in ligand binding from T3 to T4 be also attrib-...

Ngày tải lên: 07/03/2014, 00:20

... cyclase domain of the 145 kDa form upon ligand binding leads to a conformational change, exposing a signal that promotes internalization and exposure of a ubiquitination signal, leading to selective ... desensitization of these receptors. GC-A is phos- phorylated on six serine and threonine residues present in the protein kinase-like domain in the basal state [2]. Mutation...

Ngày tải lên: 08/03/2014, 08:20

... contain a single word insert that can be easily integrated in the MWE sequence. Constant and Sigogne (2011) proposed to combine MWE seg- mentation and part -of- speech tagging into a single sequence ... labelling task by assigning to each token a tag of the form TAG+X where TAG is the part -of- speech (POS) of the lexical unit the token belongs to and X is either B (i.e. th...

Ngày tải lên: 16/03/2014, 19:20

... GST-like gene involved in vacuole transport of anthocyanin rescued the lesion of anthocyanin accumulation in tt19, indicating a function of PfGST1 in vacuole sequestration of antho- cyanin in perilla. ... the insert was transferred into a binary vector pGWB2 downstream of the CaMV35S promoter to give pGWB2–PfGST1 for plant transformation. The resulting binary vector pGWB2–...

Ngày tải lên: 23/03/2014, 07:20

... (JNKs) and mitogen activated protein kinases. JNKs phosphorylate the N terminus of the trans- acting domain of Jun, thereby increasing its transactiva- tion potency [13–16]. Inhibition of the ... nonspecific DNA showing that it has a high binding affinity enabling it to compete with the nonspecific DNA-binding proteins present in the extract. Regulatory proteins are known to bind...

Ngày tải lên: 23/03/2014, 20:22

... fusion protein was recently shown to be imported into mitochondria of diatoms and oomycetes. Notwithstanding the sister rela- tionship of c proteobacteria and Eukarya, these data were interpreted ... presence of a characteristic insertion (indel) in the N-terminal quadrant of proteobacterial and eukaryotic homologs, which is lacking in Hsp70 of archaea and Gram- positi...

Ngày tải lên: 31/03/2014, 01:20

... bottom of a stack, s~ is the top element of the top stack, Sx is the bottom element of the top stack, tl is the top element of the bottom stack and tm is the bottom element of the bottom ... sequence of stacks to store states. The parsing table consists of three parts, a pars- ing action function ACTION and two goto functions GOTOright and GOTOloot. The program dr...

Ngày tải lên: 31/03/2014, 18:20