báo cáo khoa học: " Nickel and low CO2-controlled motility in Chlamydomonas through complementation of a paralyzed flagella mutant with chemically regulated promoters" ppsx

... 11:22 http://www.biomedcentral.com/1471-2229/11/22 Page 4 of 8 RESEARCH ARTIC LE Open Access Nickel and low CO 2 -controlled motility in Chlamydomonas through complementation of a paralyzed flagella mutant with chemically regulated promoters Paola ... biological activity at low concentrations. Background Chlamydomonas reinhardtii is a unicellular green...

Ngày tải lên: 11/08/2014, 11:21

... percentage of earlywood, no real latewood and a higher intra-ring homogeneity) and which can induce a dif- ferent behaviour during the indentation of the tool. It was again in ... variable. These include cell shape, wall thickness, relative amounts of earlywood and latewood in the annual growth rings, mean intensity of lig- nification for...

Ngày tải lên: 08/08/2014, 14:21

... of pancreas, and spaced in a parallel array at intervals of approximately 0.5 cm. After the needles were implanted, 125 I seeds were implanted using a Mick-applicator with the spacing maintained ... were anesthetized by intraper- itoneal injection of sodium pento barbi tal (50 mg/kg). In a mini-laparotomy, the recipient rat pancreas was exposed and a small stab wound m...

Ngày tải lên: 10/08/2014, 10:21

... is that we are using human clause and sentence labels to create a candidate set for the clause boun- dary features evaluated by the Stanford Parser and Tregex, as explained in the following ... reading a passage aloud, it lacks many im- portant aspects of spontaneous speech which are relevant to be evaluated both by a human rater and an automated scoring system. Examples...

Ngày tải lên: 07/03/2014, 22:20

... only a few cor- pora are available in the clinical domain. Many corpora are ad hoc annotations for evaluation, and 18 which also contains cavernous carotid as BODY and aneurysm as ABNORMALITY. The ... the annotation schema, and recog- nising and annotating clinical named enti- ties. The information extraction task has initially used two approaches: a rule based system and a...

Ngày tải lên: 08/03/2014, 01:20

... Pope in the head, thereby assassinating Aim in a spectacular way. John shot the Pope in the head. Thereby he assassinated him in a spectacular way. discourse structures in which the RESULT appears ... example, some causal verbs such as to assassinate cannot occur after a phrase describing the ACT: *John shot the Pope in the head assassinating him. *John shot the Po...

Ngày tải lên: 08/03/2014, 18:20

... classes. Pause-based features include number of pauses, average pause duration, total pause duration, and silence as a percentage of total utterance duration. An example of pause 738 Characterizing ... spoken language system. In analyzing more than 300 pairs of original and re- peat correction utterances, matched on speaker and lexical content, we found overall increa...

Ngày tải lên: 17/03/2014, 07:20

... tree adjoining grammar. In A. Manaster-Ramer, editor, The Mathematics of Lan- guage, John Benjamins. [Kroeh, 1987] Anthony Kroch. Assymetries in long distance extraction in a tree adjoining ... of grammatical principles and the con- straints on give and need satisfaction force us into adopt- ing a general notion of chain and more specifically the VP internal subj...

Ngày tải lên: 17/03/2014, 20:20

... complex C1 disappeared and a new complex, SC1, with a higher molecular mass was formed (lane 11), and, when anti-Sp3 IgG was used, bands C2 and C3 disappeared and bands SC 3a and SC3b appeared (lane 12). ... the increased Sp1 binding to GC boxes and DNase II promoter activity. Other mechanisms, such as interactions with other factors, may also be involved in increasing t...

Ngày tải lên: 23/03/2014, 17:21

... verapamil and vincristine were all obtained from Sigma Chemicals. Calcein was purchased from Molecular Probes. Staurosporine and bisindolylmaleimide IX methanesulfonate (Ro 31–8220) were obtained ... 733–738. 22.Twentyman,P.R.,Fox,N.E.,Wright,K .A. &Bleehen,N.M. (1986) Derivation and preliminary characterization of adriamycin resistant lines of human lung cancer cells. Br.J.Canc...

Ngày tải lên: 23/03/2014, 21:20