[PDF] Top 20 Directory UMM :Data Elmu:jurnal:P:PlantScience:Plant Science_BioMedNet:081-100:

... encode. Plant P450 genes have been num- bered in chronological order depending on their date of submission to the P450 nomenclature committee ...CytochromeP450.html). Plant P450 families bear numbers from ... Lihat dokumen lengkap

... [17••] have gone on to show that transcriptional enhancers present in the first intron of AGare sufficient to confer a Figure 1 Expression patterns of some meristem identity genes and f[r] ... Lihat dokumen lengkap

... One outcome of cytokinesis is that two daughter cells are initially positioned relative to neighbors and to the origi- nal parent cell. On the basis of mutant phenotypes, the impact of this division ‘decision’ on ... Lihat dokumen lengkap

... Meiosis of the megasporocytes results in the formation of four megaspores of which only the chalazal spore becomes functional, while the others degenerate (Figure 3). The cell polarity of the megasporocyte has long been ... Lihat dokumen lengkap

... interaction stimulated the binding of recombinant CCA1 to DNA in vitro, but phosphorylation did not. They also reported that CK2-like activity promotes the formation of a CCA1–DNA complex within a plant extract, ... Lihat dokumen lengkap

... In addition to the rather unusual group-1 allergens, which are exclusively expressed in pollen, grasses also express a series of closely related genes in vegetative tissues [27]. Maize has at least eight β-expansin ... Lihat dokumen lengkap

... dThe photoperiodic and autonomous floral promotion pathways act additively to promote flowering and are involved in the regulation of the same floral meristem identity genes, but the sta[r] ... Lihat dokumen lengkap

... in plant morphology, no organ con- tributes more to phenotypic variation than the ...maize plant, and in the dicots Arabidopsis, tobacco and snapdragon ... Lihat dokumen lengkap

... Cytidine diphosphocholine diacylglycerol choline phosphotrans- ferase (CDP-CPT) catalyses the reversible conversion of di- acylglycerol to PtdCho. Therefore, it could potentially prevent diacylglycerol species containing ... Lihat dokumen lengkap

... In this review, we discuss some recent advances in our under-standing of three aspects of meristem functioning: the origin of the SAM during embryogenesis, the maintenance of the stem ce[r] ... Lihat dokumen lengkap

... vated (GTP-g-S-bound) or inactivated (GDP-b-S-bound) form. GDP-b-S introduced into aleurone protoplasts during transfection with reporter gene constructs prevents GA induction of a- Amy2/54:GUS expression, whereas ... Lihat dokumen lengkap

... Auxin is involved in virtually every aspect of plant growth and development, evokes a diversity of rapid biochemical changes, and has disparate effects on cell growth, depending on the context. It should there- ... Lihat dokumen lengkap

... In contrast to the analysis of BR-biosynthesis, attempts to genetically identify components of BR signal transduction pathways have been less fruitful. Screens based on the inhibition of root growth by BRs [10] and the ... Lihat dokumen lengkap

... Recent molecular studies of geminiviruses and potyviruses, and of patterns of virus transmission by insects, suggest that insect transmission imposes significant constraints on the evolution of plant viruses. The ... Lihat dokumen lengkap

... the plant cell wall (DG Mellersh, MC Heath, unpublished ...between plant plasma-membrane–cell-wall inter- actions and those involved in the animal integrin-mediated communication system between the ... Lihat dokumen lengkap

... Even with systems for in vitro propagation from mature tree tissues, in vitro cultures need to be maintained for years while propagules derived from them are tested in the field. Serial transfer of cultures over long ... Lihat dokumen lengkap

... turn, regenerated from its oxidised form (GSSG) by glutathione reductase (GR). The net result is H 2 O 2 removal by the ascorbate–GSH cycle at the expense of NAD(P)H [4,5]. These reactions also occur in the ... Lihat dokumen lengkap

... Abbreviations ε ε dielectric constant ∆ ∆G free energy change OEC oxygen-evolving complex PSII photosystem II QA initial plastoquinone electron acceptor in photosystem II Sn State [r] ... Lihat dokumen lengkap

... a plant tissue and having specialized metabol- ic activity was the isolation of the cDNA encoding the enzyme responsible for ricinoleic acid biosynthesis ... Lihat dokumen lengkap

... reactive than the natural RNA in nonenzymatic hydrolytic reactions [9,10] and, thus, TS2 is indeed always a higher- energy state than TS1 in the cleavage of natural RNAs. In the case of the hammerhead-ribozyme-catalyzed ... Lihat dokumen lengkap