organization+of+the+endomembrane+system+in+the+pollen+tube

... temperature before observation The visualization of the pollen tube progress in this cavity has raised the general problem of the guidance of the pollen tube to the micropyle of the ovule (see review ... directional change in the pollen tube of P nigra at the base of the funiculus strongly suggests that part of the ovule may be chemotropically active towards the pollen tube Moreover, these two physiological ... 1980) The behaviour of , AMILTON pollen tubes in the pistillar tissue has rarely been described (G et al, 1984 a) In AGET this paper we report the complete progress of the pollen tube from the...

Ngày tải lên: 09/08/2014, 06:22

... demonstrated the role of the C-terminal amino-acid residues of the LH1 a polypeptide in the organization of the LH1–RC complex [12] In the present work, we have investigated the possible involvement of the ... could in uence the shortening processes of the assembled PufX protein The exchange of ubiquinone between the RC and the cyt bc1 in the presence of mutated PufX protein The role of the PufX protein ... impairment in the redox interaction between the QB site of the RC and the Qo site of the cyt bc1 in the pufX-deleted strain We have measured the kinetics of cytochrome b561 reduction of all the N-...

Ngày tải lên: 31/03/2014, 09:20

... counted The histological evaluation of the number of foci, the presence of IL-18 in inflammatory foci and ducts, the degree of organization of the mononuclear aggregates, and the presence of germinal ... regarding the molecules acting upstream of the immune-mediated events that lead to the amplification of the inflammatory cascade IL-18, although capable of inducing Th2 cytokines in an IL4 independent ... with the degree of lymphocytic infiltration in salivary gland, a finding that indirectly suggests that the increase in lymphocytic infiltration is accompanied by the up-regulation of Th1 cytokines...

Ngày tải lên: 09/08/2014, 01:23

... components in the pollen coat is observed within the arcades of the exine (Fig 2) These components also reactive in the polysaccharide and glycoconjugate detection test (Gaget, 1988) These components ... across the pollen wall by means of canaliculi whose diameter was estimated to be 30 nm Protein assay showed that, depending upon the species used, 5-20% of the pollinic proteins diffuse in 10 in ... mays pollen during controlled Bradford M.M (1976) A rapid and sensitive method for the quantitation of microgram quantities of protein utilizing the principle of protein dye binding AnaL Biochem...

Ngày tải lên: 09/08/2014, 04:20

... (or input increases with slower speed); (2)- Maintaining the results obtained on the basis of reduction of inputs; (3)- Increase results (benefit) obtained at the output on the basis of reducing ... reasoning about the performance of public transport system, the author chose the subject of the thesis: “Improve the performance efficiency of public transport system in urban areas" 2- PURPOSESOF ... route network in the form of combining Optimizing interchange utilization; Limiting route opened in centre area to Ring road 3; Redirecting routes; Establishing more feeder bus using minibus for...

Ngày tải lên: 04/10/2014, 12:44

... make the foregoing inferences, predict outcomes, and infer links and connections among the parts of the text including getting the main point or the most important information, distinguishing the ... construct their own meaning Rational thinking and finding solutions are clearly the focus of critical thinking Students must focus on the quality of their thinking and explore whether or not their thinking ... each of the four language domains: listening, speaking, reading, and writing and six levels of English language proficiency which include entering, beginning, developing, expanding, bridging and...

Ngày tải lên: 04/12/2014, 04:23

... course and were cooperative in sharing their demographic profiles RESEARCH INSTRUMENT The study made used of the following date gathering instruments in the conduct of the study Teacher –made Test ... their learning Thus, the theme of "English Writing Skills and Critical Thinking Skills of Freshman College Students in the University of Transport Technology System in Three Provinces of Vietnam: ... vocabulary and the use of these words and their correct pronunciation Level of writing skills of students in Basic English The level of writing skills of the student respondents were determined using a...

Ngày tải lên: 04/12/2014, 04:23

... When assessing which of the key functions in the health system that seems to have  fallen short of their potential, the questions often lie with the planning, management and the operation of the health system.   Many health systems have fallen short of its potential due  ... poverty.    Their  policy  process  is  looking  at  the health  systems  and  their  problems  and  tackling them accordingly within the confines of the country’s economic status and income  which  ... time.  There  were  a  lot  of debates  and  criticisms  to  the WHO’s  method  of deriving  the rankings and the framework used for assessing the performance of the 191 health systems  of member countries.  One of the major criticisms of WHO performance measurement was...

Ngày tải lên: 12/09/2015, 08:16

... even under these conditions, such as the minimization of the risk of loss, the maximization of the chance of gain, or the minimization of the regret the decision maker may suffer from having not ... Parties involved in project financing, (b) Different kinds of risks in project financing, and (c) Some methods dealing with risks Some main traits of operating environment of business in Vietnam ... relating the financing of two hotel projects was carried out in Hanoi city µ Organization of the study This report begins with the introduction and objectives of the research study in Chapter 1, then...

Ngày tải lên: 13/04/2013, 10:32

... understanding of the function and organization of the enzyme complex, the analysis of mutant alleles of the genes involved in the biosynthetic pathway can certainly provide valuable information In this ... carB gene, and in order to get further insights into the nature of the mutations of the carB gene in strains C5 and S442, the genomic copy of the carB gene from these three strains was ampli®ed ... were found in addition to colonies showing the colour of each of the two parental strains involved in the construction of each heterokaryon (data not shown) Therefore, the mutation in strain A486...

Ngày tải lên: 22/02/2014, 04:20

... with main verb clause The parallel derivations of I find him intelligent and I find that he is intelligent run as follows In the ADJPPformation subgrammar the adjective intelligent is combined ... VPP(zz find that he is/was intelligent) respectively After turning these VPPs into clauses and applying tense and aspect rules (putting the sentences ill present tense) the tense of the subordinate ... is/was intelligent} are generated In addition to the mood rule forming finite declarative subordinate sentences a nmod rule forming 'closed' infinite declarative subordinate sentences containing...

Ngày tải lên: 01/04/2014, 00:20

... actin-binding protein synaptopodin which is necessary for maintaining its laminar structure and for positioning it into spines (13) Only large hippocampal and cortical spines contain a spine ... structures The curved arrow indicates a double-walled coated vesicle, containing a small bit of the postsynaptic spine, or ‘spinule’, projecting from the spine into the presynaptic axon The open ... lollipops pointing to the right The graph illustrates the crosssectional area of SER in each section along the length of the dendrite The three-dimensional reconstruction of the SER in gray also...

Ngày tải lên: 06/07/2014, 15:30

... is the pronephric equivalent of the DCT in the metanephros The pronephros harbors a simplified collecting duct system In the mammalian metanephros, the collecting duct system is composed of the ... The collecting duct system plays a major role in the final concentration of urine [7] and is therefore the last structure of the nephron that can modify the electrolyte and fluid balance in the ... 29/30, of tubule; 36 determinedinlevelsexpressedand withhybridization the stage in proximal thea expressed in stagein geneindicated marker are35/36 connectingofofexpressed(++) connectingprobe synthesis...

Ngày tải lên: 14/08/2014, 08:21

... consists in anticipating ‘being’ by ‘seeming’, appropriating the appearances so as to have the real, in trying to modify the representation of the ranks in the classification of the principles of classification.” ... This is done in the interest of protecting the privacy of those mentioned in the book The reader should note that the information in this book represents the opinions and assessments of the author, ... must systematically be put forward by the firm, yet the identity of the brand must maintain a coherent representation in the minds of consumers In addition to taking account of the contingencies of...

Ngày tải lên: 21/08/2015, 17:30

... because of the randomness in the generation of both ends of the link The small tail of this distribution represents the longest link distances that can only be realized when both ends of the link ... example of the centralized multicell interference scenario is depicted in Figure The central cell in Figure 3, marked with #0, is the desired cell incorporating the link of interest and intracell interference ... while the (≈ 1.55 m), dc00 c00 50 intracell interferer link distances are maintained at dc00 (≈ 1.99 m) On the other hand, the effect of intercell interference Load in cells #1 and #2 = 100% Load in...

Ngày tải lên: 22/06/2014, 22:20

... competing interests Authors' contributions DCL was involved in the design and writing of the manuscript DPM was involved in pathologic evaluation and writing of the manuscript AT was involved in ... carcinoma according to FIGO staging system The patient declined any adjuvant treatments, either chemotherapy or radiotherapy or both The patient remained free of disease after nine months of close ... is the nature of the cervical neoplasm which was preinvasive carcinoma in Ayas' case while in ours was an invasive rare variant of squamous carcinoma, and the other is adjuvant treatment, since...

Ngày tải lên: 09/08/2014, 04:21

... arising from the germinal lining and ovarian stroma The relative amounts of the epithelial and stromal constituents and the secretary activity of the epithelial component will determine the solid, ... cystadenofibroma, specifically arising from the fallopian tube During this search we encountered a number of cases of the tumor arising within the ovary, which were excluded from Table The search ... tumors, including the current case, are summarized in Table Review of the current literature suggests that cystadenofibromas generally present in the fourth and fifth decades in the life of a patient...

Ngày tải lên: 11/08/2014, 12:20

... antiemetic [4] For the past 40 years, the incidence of PONV has remained constant, involving 20% to 30% of surgical patients The incidence of nausea is nearly 20% in the postanaesthetic care unit ... between the mobility of the ileum and the inertia of the rectosigmoid [9] The autonomic nervous system undoubtedly plays an important role in POI, with perioperative stimuli inducing an increase in ... bore tube Finally, in some biliary procedures, bile collected in a drainage bag can be infused with the diet in the stomach, inducing a decrease in inflammatory status Much work challenges the...

Ngày tải lên: 13/08/2014, 03:20

... 9001:2000] Applying the principle of process approach leads to the following actions: • defining the process to achieve the desired result, • identifying and measuring the inputs and outputs of the process, ... be determined if it met the requirements of the organization and the process for obtaining them was operating under the controlled conditions that the organization had defined Research of processes ... process Often the 26 output from one process directly forms the input to the next The application of a system of processes within an organization, together with the identification and interactions of...

Ngày tải lên: 26/03/2015, 08:46

... (for the purpose of splicing of yarn) Use of Compressed Air in Textile Industry  Stacking Device  Printing machines  Thread Detector  Sewing Machine Applications  Texturising  System Cooling ... following Compressed air powered pneumatic systems are used:  Spinning machine (for control purpose through valves and cylinders)  Loom Jet Weaving (for the insertion of weft)  Winding machine ... consumption points (machines) The air receiver helps also in cooling of air and this facilitates removal of much of the moisture in the air which is harmful for the pneumatic system Air-dryer...

Ngày tải lên: 22/07/2015, 21:53