نتایج جستجو برای: l29
تعداد نتایج: 106 فیلتر نتایج به سال:
We have isolated and characterized a Neurospora crassa gene homologous to the yeast CYH2 gene encoding L29, a cycloheximide sensitivity-conferring protein of the cytoplasmic ribosome. The cloned Neurospora gene was isolated by cross-hybridization to CYH2. It was sequenced from both cDNA and genomic clones. The coding region is interrupted by seven intervening sequences. Its deduced amino acid s...
This study investigated potential carry-over effects of increased growth rates prior to breeding at seven months age on mammary glands two-year-old ewes bearing one or two lambs, and examined the association between ewe structures their progeny. Ewe live weight ultrasound measures were recorded 119 days pregnancy, 29 lactation (L29), weaning progeny (L79) in 64 selected from treatments. The hea...
Sensitization of the gill withdrawal reflex in Aplysia californica is an elementary form of learning, in part resulting from presynaptic facilitation of the LE mechanoreceptor neurons of the abdominal ganglion. It has previously been established that either application of serotonin or direct stimulation of a group of facilitatory neurons, the L29 cells of the abdominal ganglion, can simulate th...
Eight ribosomal proteins, L9, L11, L15, L17, L18, L19, L23, and L29, have been localized on the surface of the 50S subunit from Escherichia coli by immunoelectron microscopy. The specificity of the antibody binding site was demonstrated by stringent absorption experiments. For each protein, the antibody attachment site was localized on the two characteristic views of the 50S subunit. Thus, each...
This article presents a formalization of knowledge based on a connectionist model of a firm’s structure. Transaction costs are not ignored, but integrated with the knowledge-based approach. A numerical example on the canonical comparison of ”Japanese” versus ”American” organizational structures illustrates the power of the model. JEL Classification: L20, L29, D89
The circuitry underlying the Aplysia siphon-elicited siphon-withdrawal reflex has been widely used to study the cellular substrates of simple forms of learning and memory. Nonetheless, the functional roles of the different neurons and synaptic connections modified with learning have yet to be firmly established. In this study we constructed a realistic computer simulation of the best-understood...
Trigger factor (TF), the first chaperone in eubacteria to encounter the emerging nascent chain, binds to the large ribosomal subunit in the vicinity of the protein exit tunnel opening and forms a sheltered folding space. Here, we present the 3.5-A crystal structure of the physiological complex of the large ribosomal subunit from the eubacterium Deinococcus radiodurans with the N-terminal domain...
As newly synthesized polypeptides emerge from the ribosome, they interact with chaperones and targeting factors that assist in folding and targeting to the proper location in the cell. In Escherichia coli, the chaperone trigger factor (TF) binds to nascent polypeptides early in biosynthesis facilitated by its affinity for the ribosomal proteins L23 and L29 that are situated around the nascent c...
Nitric oxide (NO) is thought to be involved in several forms of learning in vivo and synaptic plasticity in vitro, but very little is known about the role of NO during physiological forms of plasticity that occur during learning. We addressed that question in a simplified preparation of the Aplysia siphon-withdrawal reflex. We first used in situ hybridization to show that the identified L29 fac...
Within institutional economics perspective of project finance, this paper empirically examines the potential influence of factors on debt capacity in project companies when financed through bankdominated financial systems with weak legal, regulatory and political institutions. The econometric results confirm that in order to capture the potential debt capacity of project companies financed thro...
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