Clustered arrangement of keratin intermediate filament genes.

abstract：:In vitro and in vivo triplet state electron paramagnetic resonance (epr) spectra of bacteriochlorophylls (Bchls) show important differences in (a) electron spin polarization (esp), and (b) zero field splitting (ZFS) parameters. The unusual esp and ZFS properties of the observed in vivo triplet state are best interpret...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Thurnauer MC,Katz JJ,Norris JR

更新日期：1975-09-01 00:00:00

abstract：:Increasing evidence highlights a role for the immune system in the pathogenesis of autism spectrum disorder (ASD), as immune dysregulation is observed in the brain, periphery, and gastrointestinal tract of ASD individuals. Furthermore, maternal infection (maternal immune activation, MIA) is a risk factor for ASD. Mode...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Hsiao EY,McBride SW,Chow J,Mazmanian SK,Patterson PH

更新日期：2012-07-31 00:00:00

abstract：:The FMS gene encodes the functional cell surface receptor for colony-stimulating factor 1, the macrophage- and monocyte-specific growth factor. Codons 969 and 301 have been identified as potentially involved in promoting the transforming activity of FMS. Mutations at codon 301 are believed to lead to neoplastic transf...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Ridge SA,Worwood M,Oscier D,Jacobs A,Padua RA

更新日期：1990-02-01 00:00:00

abstract：:Male infertility, affecting as many as 10% of the adult population, is an extremely prevalent disorder. In most cases, the cause of the condition is unknown, and genetic factors that might affect male fertility, other than some sequences on the Y chromosome, have not been identified. We report here that male mice hete...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Huang LS,Voyiaziakis E,Chen HL,Rubin EM,Gordon JW

更新日期：1996-10-01 00:00:00

abstract：:We have found a soluble cyclase, using for assay radioactively marked ATP as precursor. The reaction product was isolated by thin-layer chromatography and identified by specific degradation. After homogenization, part of the activity remained in the particulate fraction but could be easily extracted. The cyclase was c...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Tao M,Lipmann F

更新日期：1969-05-01 00:00:00

abstract：:Changes in levels of the newly discovered cytidine 3':5'-cyclic monophosphate (cyclic CMP) phosphodiesterase in some representative tissues (cerebral cortex, kidney, intestine, liver, heart, and lung) of guinea pigs from various developmental stages (fetus, neonate, pup, and adult) were studied and compared with those...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Helfman DM,Brackett NL,Kuo JF

更新日期：1978-09-01 00:00:00

abstract：:The last 500 million years of the strontium-isotope record are shown to correlate significantly with the concurrent record of isotopic fractionation between inorganic and organic carbon after the effects of recycled sediment are removed from the strontium signal. The correlation is shown to result from the common depe...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Rothman DH

更新日期：2002-04-02 00:00:00

abstract：:We have studied the reaction dynamics for HgI(2) in methanol by using time-resolved x-ray diffraction (TRXD). Although numerous time-resolved spectroscopic studies have provided ample information about the early dynamics of HgI(2), a comprehensive reaction mechanism in the solution phase spanning from picoseconds up t...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Kim TK,Lorenc M,Lee JH,Lo Russo M,Kim J,Cammarata M,Kong Q,Noel S,Plech A,Wulff M,Ihee H

更新日期：2006-06-20 00:00:00

abstract：:The Cu,Zn superoxide dismutase (SOD) was examined earlier and found to behave in a very unclock-like manner despite (accepted point mutation, or PAM) corrections for multiple replacements per site. Depending upon the time span involved, rates could differ 5-fold. We have sought to determine whether the data might be c...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Fitch WM,Ayala FJ

更新日期：1994-07-19 00:00:00

abstract：:Recombinant plasmids containing cDNA inserts from human leukocyte interferon (IFN-alpha), fibroblast interferon (IFN-beta), or immune interferon (INF-gamma) genes were radiolabeled and hybridized in situ to human metaphase chromosome preparations. The results localized the human IFN-alpha and IFN-beta genes to the sho...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Trent JM,Olson S,Lawn RM

更新日期：1982-12-01 00:00:00

abstract：:The neonatal Fc receptor for IgG (FcRn) is a distant member of the MHC class I protein family. It binds IgG and albumin in a pH-dependent manner and protects these from catabolism by diverting them from a degradative fate in lysosomes. In addition, FcRn-mediated IgG transport across epithelial barriers is responsible ...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Qiao SW,Kobayashi K,Johansen FE,Sollid LM,Andersen JT,Milford E,Roopenian DC,Lencer WI,Blumberg RS

更新日期：2008-07-08 00:00:00

abstract：:Attention to a stimulus enhances both neuronal responses and gamma frequency synchrony in visual area V4, both of which should increase the impact of attended information on downstream neurons. To determine whether gamma synchrony is common throughout the ventral stream, we recorded from neurons in the superficial and...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Buffalo EA,Fries P,Landman R,Buschman TJ,Desimone R

更新日期：2011-07-05 00:00:00

abstract：:Mutation of the p53 gene is one of the most frequent genetic changes found in human cancers. Recent experiments indicated that p53 might contain a transcription-activating domain, which functions when directed to a promoter. This study shows that wild-type p53 suppresses transcription of the retinoblastoma (Rb) gene. ...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Shiio Y,Yamamoto T,Yamaguchi N

更新日期：1992-06-15 00:00:00

abstract：:Mixed synthetic oligonucleotides encoding sequences conserved among tyrosine-specific protein kinases were used to probe the genome of the budding yeast Saccharomyces cerevisiae. Two genes with homology to protein kinases were isolated and characterized by DNA sequence analysis. These genes, designated KIN1 and KIN2, ...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Levin DE,Hammond CI,Ralston RO,Bishop JM

更新日期：1987-09-01 00:00:00

abstract：:A total of 289,868 locus tests, based on 28 different protein phenotypes and using one-dimensional electrophoresis to detect variant proteins, has yielded one probable mutation in the offspring of "proximally exposed" parents, who received an estimated average gonadal exposure of 31 to 39 rem in the atomic bombings of...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Neel JV,Satoh C,Hamilton HB,Otake M,Goriki K,Kageoka T,Fujita M,Neriishi S,Asakawa J

更新日期：1980-07-01 00:00:00

abstract：:The generalized master equations (GMEs) that contain multiple time scales have been derived quantum mechanically. The GME method has then been applied to a model of charge migration in proteins that invokes the hole hopping between local amino acid sites driven by the torsional motions of the floppy backbones. This mo...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Schlag EW,Yang DY,Sheu SY,Selzle HL,Lin SH,Rentzepis PM

更新日期：2000-08-29 00:00:00

abstract：:Cholinergic pathways serve important functions in learning and memory processes, and deficits in cholinergic transmission occur in Alzheimer disease (AD). A subset of muscarinic cholinergic receptors are linked to G-proteins that activate phospholipase C, resulting in the liberation of inositol trisphosphate and Ca2+ ...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Kelly JF,Furukawa K,Barger SW,Rengen MR,Mark RJ,Blanc EM,Roth GS,Mattson MP

更新日期：1996-06-25 00:00:00

abstract：:Selective inhibition of the intrinsic coagulation pathway is a promising strategy for developing safer anticoagulants that do not cause serious bleeding. Intrinsic tenase, the final and rate-limiting enzyme complex in the intrinsic coagulation pathway, is an attractive but less explored target for anticoagulants due t...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Zhao L,Wu M,Xiao C,Yang L,Zhou L,Gao N,Li Z,Chen J,Chen J,Liu J,Qin H,Zhao J

更新日期：2015-07-07 00:00:00

abstract：:ARGONAUTE (AGO) RNA-binding proteins are involved in RNA silencing. They bind to short interfering RNAs (siRNAs) and microRNAs (miRNAs) through a conserved PAZ domain, and, in animals, they assemble into a multisubunit RNA-induced silencing complex (RISC). The mammalian AGO2, termed Slicer, directs siRNA- and miRNA-me...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Baumberger N,Baulcombe DC

更新日期：2005-08-16 00:00:00

abstract：:Zn2+ is critical for the functional and structural integrity of cells and contributes to a number of important processes including gene expression. It has been shown that NO exogenously applied via NO donors resulting in nitrosative stress leads to cytoplasmic Zn2+ release from the zinc storing protein metallothionein...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Spahl DU,Berendji-Grün D,Suschek CV,Kolb-Bachofen V,Kröncke KD

更新日期：2003-11-25 00:00:00

abstract：:Our group recently demonstrated that autoimmune T cells directed against central nervous system-associated myelin antigens protect neurons from secondary degeneration. We further showed that the synthetic peptide copolymer 1 (Cop-1), known to suppress experimental autoimmune encephalomyelitis, can be safely substitute...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Schori H,Kipnis J,Yoles E,WoldeMussie E,Ruiz G,Wheeler LA,Schwartz M

更新日期：2001-03-13 00:00:00

abstract：:The eukaryote endomembrane system contains a class of H(+)-pumping ATPase (H(+)-ATPases) of the vacuolar type (V-ATPases) that are responsible for the acidification of organelles. Their action is critical to numerous physiological processes, but the regulatory mechanisms that may control activity are not yet fully und...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Davies JM,Hunt I,Sanders D

更新日期：1994-08-30 00:00:00

abstract：:To investigate the earliest steps of the intrinsic clotting pathway, Hageman factor (Factor XII) was exposed to Sephadex gels to which ellagic acid had been adsorbed; Hageman factor was then separated from the gels and studied in the fluid phase. Sephadex-ellagic acid-exposed Hageman factor, whether purified or in pla...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Ratnoff OD,Saito H

更新日期：1979-02-01 00:00:00

abstract：:The swelling of secretory vesicles has been implicated in exocytosis, but the underlying mechanism of vesicle swelling remains largely unknown. Zymogen granules (ZGs), the membrane-bound secretory vesicles in exocrine pancreas, swell in response to GTP mediated by a G(alpha)i3 protein. Evidence is presented here that ...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Cho SJ,Sattar AK,Jeong EH,Satchi M,Cho JA,Dash S,Mayes MS,Stromer MH,Jena BP

更新日期：2002-04-02 00:00:00

abstract：:Mice lacking major histocompatibility complex (MHC) antigens were generated by mating beta 2-microglobulin-deficient, and therefore class I-deficient, animals with MHC class II-deficient animals. When housed under sterile conditions, the resulting MHC-deficient mice appear healthy, survive for many months, and breed s...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Grusby MJ,Auchincloss H Jr,Lee R,Johnson RS,Spencer JP,Zijlstra M,Jaenisch R,Papaioannou VE,Glimcher LH

更新日期：1993-05-01 00:00:00

abstract：:Throughout the world, efforts are under way to restore watersheds, but restoration planning rarely accounts for future climate change. Using a series of linked models of climate, land cover, hydrology, and salmon population dynamics, we investigated the impacts of climate change on the effectiveness of proposed habita...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Battin J,Wiley MW,Ruckelshaus MH,Palmer RN,Korb E,Bartz KK,Imaki H

更新日期：2007-04-17 00:00:00

abstract：:Chromosomes are compacted hundreds of times to fit in the cell, packaged into dynamic folds whose structures are largely unknown. Here, we examine patterns in gene locations to infer large-scale features of bacterial chromosomes. Specifically, we analyzed >100 genomes and identified thousands of gene pairs that displa...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Wright MA,Kharchenko P,Church GM,Segrè D

更新日期：2007-06-19 00:00:00

abstract：:In the cell, proteins are synthesized from N to C terminus and begin to fold during translation. Cotranslational folding mechanisms are therefore linked to elongation rate, which varies as a function of synonymous codon usage. However, synonymous codon substitutions can affect many distinct cellular processes, which h...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Walsh IM,Bowman MA,Soto Santarriaga IF,Rodriguez A,Clark PL

更新日期：2020-02-18 00:00:00

abstract：:Since at least T. H. Marshall, scholars have recognized military service as a form of sacrifice that warrants compensation from the state. War-widow pensions, expansion of the franchise, and subsidized higher education are all examples of rights and benefits "bestowed" in return for wartime mobilization. Similarly, in...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Johnson T,Conley D

更新日期：2019-10-22 00:00:00

abstract：:A clone for the iron-responsive element (IRE)-binding protein (IRE-BP) has been transfected and expressed in mouse fibroblasts. The IRE-BP gene product binds IREs with high affinity and specificity. Amino acid alignments reveal that the IRE-BP is 30% identical to mitochondrial aconitase. The 18 active site residues of...

journal_title：Proceedings of the National Academy of Sciences of the United States of America

authors： Kaptain S,Downey WE,Tang C,Philpott C,Haile D,Orloff DG,Harford JB,Rouault TA,Klausner RD

更新日期：1991-11-15 00:00:00