Both thyroid hormone and 9-cis retinoic acid receptors are required to efficiently mediate the effects of thyroid hormone on embryonic development and specific gene regulation in Xenopus laevis.

abstract：:Previous investigations have defined three upstream activation elements--CCAC, A/T, and TATA sequences--necessary for muscle-specific transcription of the myoglobin gene. In the present study, we demonstrate that these three sequences elements, prepared as synthetic oligonucleotide cassettes, function synergistically ...

journal_title：Molecular and cellular biology

authors： Grayson J,Williams RS,Yu YT,Bassel-Duby R

更新日期：1995-04-01 00:00:00

abstract：:Individuals with the inherited cancer predisposition syndrome neurofibromatosis 2 (NF2) develop several central nervous system (CNS) malignancies, including glial cell neoplasms (ependymomas). Recent studies have suggested that the NF2 protein, merlin (or schwannomin), may regulate receptor tyrosine kinase signaling, ...

journal_title：Molecular and cellular biology

authors： Houshmandi SS,Emnett RJ,Giovannini M,Gutmann DH

更新日期：2009-03-01 00:00:00

abstract：:The carboxyl-terminal domain (CTD) of RNA polymerase II (Pol II) can be phosphorylated at serine 2 (Ser-2) and serine 5 (Ser-5) of the CTD heptad repeat YSPTSPS, and this phosphorylation is important in coupling transcription to RNA processing, including 5' capping, splicing, and polyadenylation. The mammalian endogen...

journal_title：Molecular and cellular biology

authors： Cheng C,Sharp PA

更新日期：2003-03-01 00:00:00

abstract：:Ribosomal (r) proteins encoded by polyadenylated RNA were specifically precipitated in vitro from polysomes by using antibodies raised against characterized Drosophila melanogaster r proteins. The immuno-purified mRNA in the polysome complex was used to prepare cDNA with which to probe a D. melanogaster genomic librar...

journal_title：Molecular and cellular biology

authors： Burns DK,Stark BC,Macklin MD,Chooi WY

更新日期：1984-12-01 00:00:00

abstract：:Analysis of a T-cell antigen receptor (TCR) alpha promoter from a variable gene segment (V) revealed a critical GT box element which is also found in upstream regions of several V alpha genes, TCR enhancer, and regulatory elements of other genes. This element is necessary for TCR gene expression and binds several prot...

journal_title：Molecular and cellular biology

authors： Kingsley C,Winoto A

更新日期：1992-10-01 00:00:00

abstract：:The transcriptional coactivator BOB.1/OBF.1 confers B-cell specificity on the transcription factors Oct1 and Oct2 at octamer site-containing promoters. A hallmark of the BOB.1/OBF.1 mutation in the mouse is the absence of germinal center development in secondary lymphoid organs, demonstrating the requirement for BOB.1...

journal_title：Molecular and cellular biology

authors： Hess J,Nielsen PJ,Fischer KD,Bujard H,Wirth T

更新日期：2001-03-01 00:00:00

abstract：:The Ras pathway is critical for the development and function of T lymphocytes. The stimulation of this GTPase in T cells occurs primarily through the Vav1- and phospholipase C-gamma1-dependent activation of RasGRP1, a diacylglycerol-responsive Ras GDP/GTP exchange factor. Here, we show that a second exchange factor, R...

journal_title：Molecular and cellular biology

authors： Ruiz S,Santos E,Bustelo XR

更新日期：2007-12-01 00:00:00

abstract：:The interleukin-2 receptor (IL-2R) beta chain (IL-2R beta) is an essential signaling component of high- and intermediate-affinity IL-2Rs. Our laboratory previously reported that a DNA fragment containing 857 bp of 5'-flanking sequence of the human IL-2R beta gene exhibited promoter activity. We have now further charac...

journal_title：Molecular and cellular biology

authors： Lin JX,Bhat NK,John S,Queale WS,Leonard WJ

更新日期：1993-10-01 00:00:00

abstract：:Drosophila melanogaster telomeres have two DNA domains: a terminal array of retrotransposons and a subterminal repetitive telomere-associated sequence (TAS), a source of telomere position effect (TPE). We reported previously that deletion of the 2L TAS array leads to dominant suppression of TPE by stimulating in trans...

journal_title：Molecular and cellular biology

authors： Frydrychova RC,Biessmann H,Konev AY,Golubovsky MD,Johnson J,Archer TK,Mason JM

更新日期：2007-07-01 00:00:00

abstract：:The promyelocytic leukemia zinc finger (PLZF) protein is a transcription factor disrupted in patients with t(11;17)(q23;q21)-associated acute promyelocytic leukemia. PLZF contains an N-terminal BTB/POZ domain which is required for dimerization, transcriptional repression, formation of high-molecular-weight DNA-protein...

journal_title：Molecular and cellular biology

authors： Melnick A,Ahmad KF,Arai S,Polinger A,Ball H,Borden KL,Carlile GW,Prive GG,Licht JD

更新日期：2000-09-01 00:00:00

abstract：:The dynamic SCF (Skp1-cullin1-F-box protein) assembly is controlled by cycles of cullin neddylation/deneddylation based on the deneddylation activity of the COP9 signalosome (CSN) and global sequestration of cullins by CAND1. However, acceptance of this prediction was hampered by the results of recent studies, and the...

journal_title：Molecular and cellular biology

authors： Liu Q,Zhou Y,Tang R,Wang X,Hu Q,Wang Y,He Q

更新日期：2017-11-13 00:00:00

abstract：:The steroid hormone progesterone acts via high-affinity nuclear receptors that interact with specific DNA sequences located near the promoter of the hormone-responsive gene. Recent studies suggested that the hormone-occupied progesterone receptor (PR) mediates gene activation by recruiting a cellular coregulatory fact...

journal_title：Molecular and cellular biology

authors： Xu Y,Klein-Hitpass L,Bagchi MK

更新日期：2000-03-01 00:00:00

abstract：:It is well established that cell survival signals stimulated by growth factors, cytokines, and oncoproteins are initiated by phosphoinositide 3-kinase (PI3K)- and Akt-dependent signal transduction pathways. Oncogenic Ras, an upstream activator of Akt, requires NF-kappaB to initiate transformation, at least partially t...

journal_title：Molecular and cellular biology

authors： Madrid LV,Wang CY,Guttridge DC,Schottelius AJ,Baldwin AS Jr,Mayo MW

更新日期：2000-03-01 00:00:00

abstract：:We have designed and constructed integration-defective retroviral vectors to explore their potential for gene targeting in mammalian cells. Two nonoverlapping deletion mutants of the bacterial neomycin resistance (neo) gene were used to detect homologous recombination events between viral and chromosomal sequences. St...

journal_title：Molecular and cellular biology

authors： Ellis J,Bernstein A

更新日期：1989-04-01 00:00:00

abstract：:The roles of PDZ domain-containing proteins such as Dlg and Scrib have been well described for Drosophila; however, their requirement for mammalian development is poorly understood. Here we show that Dlg, Scrib, MAGI1, MAGI3, and MPDZ are expressed in the mouse ocular lens. We demonstrate that the increase in prolifer...

journal_title：Molecular and cellular biology

authors： Nguyen MM,Nguyen ML,Caruana G,Bernstein A,Lambert PF,Griep AE

更新日期：2003-12-01 00:00:00

abstract：:By assessing the contribution of deregulated E2F activity to erythroid defects in Rb null mice, we have identified E2f-2 as being upregulated in end-stage red cells, where we show it is the major pRb-associated E2f and the predominant E2f detected at key target gene promoters. Consistent with its expression pattern, E...

journal_title：Molecular and cellular biology

authors： Dirlam A,Spike BT,Macleod KF

更新日期：2007-12-01 00:00:00

abstract：:The connections between various nuclear processes and specific histone posttranslational modifications are dependent to a large extent on the acquisition of those modifications after histone synthesis. The reestablishment of histone posttranslational modifications after S phase is especially critical for H3K9 and H3K2...

journal_title：Molecular and cellular biology

authors： Zee BM,Britton LM,Wolle D,Haberman DM,Garcia BA

更新日期：2012-07-01 00:00:00

abstract：:Miz1 is a member of the POZ domain/zinc finger transcription factor family. In vivo, Miz1 forms a complex with the Myc oncoprotein and recruits Myc to core promoter elements. Myc represses transcription through Miz1 binding sites. We now show that the Miz1 gene is ubiquitously expressed during mouse embryogenesis. In ...

journal_title：Molecular and cellular biology

authors： Adhikary S,Peukert K,Karsunky H,Beuger V,Lutz W,Elsässer HP,Möröy T,Eilers M

更新日期：2003-11-01 00:00:00

abstract：:The cytotoxic serine protease B (CSP-B) gene is activated during cytotoxic T-lymphocyte maturation. In this report, we demonstrate that the PEER T-cell line (bearing gamma/delta T-cell receptors) accumulates CSP-B mRNA following exposure to 12-O-tetradecanoylphorbol-13-acetate (TPA) and N6-2'-O-dibutyryladenosine 3',5...

journal_title：Molecular and cellular biology

authors： Hanson RD,Ley TJ

更新日期：1990-11-01 00:00:00

abstract：:Ewing's family tumor (EFT) is a rare pediatric tumor of unclear origin that occurs in bone and soft tissue. Specific chromosomal translocations found in EFT cause EWS to fuse to a subset of ets transcription factor genes (ETS), generating chimeric EWS/ETS proteins. These proteins are believed to play a crucial role in...

journal_title：Molecular and cellular biology

authors： Miyagawa Y,Okita H,Nakaijima H,Horiuchi Y,Sato B,Taguchi T,Toyoda M,Katagiri YU,Fujimoto J,Hata J,Umezawa A,Kiyokawa N

更新日期：2008-04-01 00:00:00

abstract：:The antimetabolite 5-fluorouracil (5FU) is a widely used chemotherapeutic for the treatment of solid tumors. Although 5FU slows DNA synthesis by inhibiting the ability of thymidylate synthetase to produce dTMP, the drug also has significant effects on RNA metabolism. Recent genome-wide assays for 5FU-induced haploinsu...

journal_title：Molecular and cellular biology

authors： Fang F,Hoskins J,Butler JS

更新日期：2004-12-01 00:00:00

abstract：:The 3' poly(A) tail of eukaryotic mRNAs and the poly(A) binding protein (PABP) play important roles in the regulation of translation. Recently, a human PABP-interacting protein, Paip2, which disrupts the PABP-poly(A) interaction and consequently inhibits translation, was described. To gain insight into the biological ...

journal_title：Molecular and cellular biology

authors： Roy G,Miron M,Khaleghpour K,Lasko P,Sonenberg N

更新日期：2004-02-01 00:00:00

abstract：:Mutations in the Saccharomyces cerevisiae alpha-factor receptor that lead to improved response to Saccharomyces kluyveri alpha-factor were identified and sequenced. Mutants were isolated from cells bearing randomly mutagenized receptor gene (STE2) plasmids by an in vivo screen. Five mutations lead to substitutions in ...

journal_title：Molecular and cellular biology

authors： Marsh L

更新日期：1992-09-01 00:00:00

abstract：:A mouse adenine phosphoribosyltransferase (aprt) pseudogene that had previously been recovered from a BALB/c sperm DNA library possessed several unusual features. Its nucleotide sequence, like that of other processed pseudogenes, was colinear with its corresponding mRNA, but it was truncated at its 3' end and lacked a...

journal_title：Molecular and cellular biology

authors： Dush MK,Tischfield JA,Khan SA,Feliciano E,Sikela JM,Kozak CA,Stambrook PJ

更新日期：1986-12-01 00:00:00

abstract：:Transforming growth factor-beta (TGF-beta) is a secreted polypeptide factor that is thought to play a major role in the regulation of proliferation of many cell types and various differentiation processes. Several related isoforms have been structurally characterized, three of which, TGF-beta 1, -beta 2, and -beta 3, ...

journal_title：Molecular and cellular biology

authors： Lopez AR,Cook J,Deininger PL,Derynck R

更新日期：1992-04-01 00:00:00

abstract：:An empirical equation has been developed that can be used to calculate genetic map distances from tetrad data with good accuracy for distances of up to at least 120 centimorgans. ...

journal_title：Molecular and cellular biology

authors： Ma C,Mortimer RK

更新日期：1983-10-01 00:00:00

abstract：:Various stresses activate the c-Jun N-terminal kinase (JNK), which is involved in the regulation of many aspects of cellular physiology, including apoptosis. Here we demonstrate that in contrast to UV irradiation, heat shock causes little or no stimulation of the JNK-activating kinase SEK1, while knocking out the SEK1...

journal_title：Molecular and cellular biology

authors： Meriin AB,Yaglom JA,Gabai VL,Zon L,Ganiatsas S,Mosser DD,Zon L,Sherman MY

更新日期：1999-04-01 00:00:00

abstract：:The catalytic function of Src-related tyrosine protein kinases is repressed by phosphorylation of a conserved carboxy-terminal tyrosine residue. Recent studies suggest that this inhibitory event is not the result of autophosphorylation but that it is mediated by another cytoplasmic tyrosine protein kinase, termed p50c...

journal_title：Molecular and cellular biology

authors： Gervais FG,Chow LM,Lee JM,Branton PE,Veillette A

更新日期：1993-11-01 00:00:00

abstract：:A prominent hallmark of most human cancer is aneuploidy, which is a result of the chromosomal instability of cancer cells and is thought to contribute to the initiation and progression of most carcinomas. The developmentally regulated GATA6 transcription factor is commonly lost in ovarian cancer, and the loss of its e...

journal_title：Molecular and cellular biology

authors： Capo-chichi CD,Cai KQ,Testa JR,Godwin AK,Xu XX

更新日期：2009-09-01 00:00:00

abstract：:Yeast cells containing the recessive mas3 mutation display temperature-sensitive defects in both mitochondrial protein import and the cell division cycle. The import defect is characterized by two pools of mitochondrial precursors and a dramatically slower rate of posttranslational import. The effect of mas3 on cell c...

journal_title：Molecular and cellular biology

authors： Smith BJ,Yaffe MP

更新日期：1991-05-01 00:00:00