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Báo cáo khoa học: Properties and significance of apoFNR as a second form of air-inactivated [4Fe-4S]ÆFNR of Escherichia coli pot

Báo cáo khoa học: Properties and significance of apoFNR as a second form of air-inactivated [4Fe-4S]ÆFNR of Escherichia coli pot

... The redox state of the cysteinyl residues of apoFNR should be relevant for function and properties of the protein. Therefore the redox state of the cysteinyl residues of the various forms of apoFNR – ... a mixture of proteins with either the Cys16 ⁄ Cys20 or the Cys23 ⁄ Cys29 disulfide. The Cys16 ⁄ Cys20 disulfide is formed preferentially, but there is no clear order in the formation of the two disulfides. ... FEBS ApoFNR is a product of the reaction of ([4Fe-4S]ặFNR) with air The in vitro rate for the conversion of [4Fe-4S]ặFNR to apoFNR (via [2Fe-2S]ặFNR) is either similar to the rates shown for the...

Ngày tải lên: 23/03/2014, 15:20

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Báo cáo sinh học: " Determination of suitable housekeeping genes for normalisation of quantitative real time PCR analysis of cells infected with human immunodeficiency virus and herpes viruses" pdf

Báo cáo sinh học: " Determination of suitable housekeeping genes for normalisation of quantitative real time PCR analysis of cells infected with human immunodeficiency virus and herpes viruses" pdf

... and the reliability of a panel of potential genes should be determined for individual experimental conditions [3,8]. Ideally the best two or three of these genes would then be used for normalisation purposes ... (QPCR) is an invaluable tool for the measurement of target nucleic acid sequences in clinical diagnostics and research. The technique is capable of the relative or absolute quantification of RNA ... These variations arise from differences in nucleic acid integrity, the efficiency of the reverse tran- scription of RNA to cDNA and the amount of sample loaded. References for normalising sample and...

Ngày tải lên: 18/06/2014, 18:20

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How group work is used in speaking lesson of the first year major students of english at viet nam university of commerce

How group work is used in speaking lesson of the first year major students of english at viet nam university of commerce

... VUC. 1.2. Aims of the study The purpose of this study is to explore the reality of the use of group work in the speaking lesson of 1 st - year English major students of English at VUC where the researcher ... former, 83.3% of the teacher often grouped students of the same sex while only 20% of the students chose it and for the latter, group students of different sexes was the choice of 80% of the students ... (1986:161), at the level of language theory, CLT has a rich theoretical base and some of the characteristics of the communicative view of language are: - Language is a system for the expression of meaning -...

Ngày tải lên: 07/11/2012, 14:50

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The aspectual make up of Perfect participles and the interpretations of the Perfect- Roumyana Pancheva

The aspectual make up of Perfect participles and the interpretations of the Perfect- Roumyana Pancheva

... under the perfect has the effect of asserting that the beginning of the event time is included in the PTS. The question of whether the end of the event time is included in the PTS or not is left ... The T/Asp head selects the VP, and is itself embedded within TP, where the auxiliary is introduced. In the case of the present perfect, the value of T is The aspectual makeup of the Perfect participle ... predicates this would mean assertion of the achievement of the goal. However, a crucial element of the desired meaning is missing - the fact that the state resulting from the cul- mination of the telic...

Ngày tải lên: 18/10/2013, 14:15

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