abstract：:We have investigated the role of erythroid Kruppel-like factor (EKLF) in expression of the human beta-globin genes in compound EKLF knockout/human beta-locus transgenic mice. EKLF affects only the adult mouse beta-globin genes in homozygous knockout mice; heterozygous mice are unaffected. Here we show that EKLF knocko...

journal_title：Genes & development

authors： Wijgerde M,Gribnau J,Trimborn T,Nuez B,Philipsen S,Grosveld F,Fraser P

更新日期：1996-11-15 00:00:00

abstract：:Kinase suppressor of Ras (KSR) is a recently identified component of Ras-dependent signaling pathways. In this report, we show that murine KSR1 (mKSR1) cooperates with activated Ras to promote Xenopus oocyte maturation and cellular transformation and provide evidence that this cooperation occurs by accelerating mitoge...

journal_title：Genes & development

authors： Therrien M,Michaud NR,Rubin GM,Morrison DK

更新日期：1996-11-01 00:00:00

abstract：:During gastrulation of Xenopus embryos the prospective mesoderm is induced initially with domains of dorsal and ventral fate, then further patterned to generate somitic mesoderm by signals from the gastrula organizer. Although Xwnt-8 is expressed in future ventrolateral mesoderm and induces prospective epidermis to di...

journal_title：Genes & development

authors： Hoppler S,Brown JD,Moon RT

更新日期：1996-11-01 00:00:00

abstract：:Alternative splicing factor/splicing factor 2 (ASF/SF2) is the prototype of a family of nuclear proteins highly conserved throughout metazoa, the SR (serine/arginine) proteins. Based largely on in vitro studies, SR proteins have been suggested to play important roles in constitutive and alternative splicing of pre-mRN...

journal_title：Genes & development

authors： Wang J,Takagaki Y,Manley JL

更新日期：1996-10-15 00:00:00

abstract：:Regions on the surface of human TATA-box binding protein (TBP) required for activated transcription in vivo were defined by construction of a library of 89 surface residue mutants with radical substitutions that were assayed for their ability to support activated transcription in vivo, basal transcription in vitro, an...

journal_title：Genes & development

authors： Bryant GO,Martel LS,Burley SK,Berk AJ

更新日期：1996-10-01 00:00:00

abstract：:Male sexual development in the nematode Caenorhabditis elegans requires the genes fem-1, fem-2, and fem-3. The current model of sex determination portrays the FEM proteins as components of a novel signal transduction pathway, but the mechanisms involved in signaling through the pathway are not understood. We report th...

journal_title：Genes & development

authors： Chin-Sang ID,Spence AM

更新日期：1996-09-15 00:00:00

abstract：:Intron homing in phage T4 occurs in the context of recombination-dependent replication, by virtue of intron-encoded endonucleolytic activity. After the td intron endonuclease I-TevI cleaves the intronless recipient 23 and 25 nucleotides upstream of the intron insertion site, exonucleolytic degradation is required for ...

journal_title：Genes & development

authors： Mueller JE,Smith D,Belfort M

更新日期：1996-09-01 00:00:00

abstract：:B-cell-specific transcription of immunoglobulin genes is mediated by the interaction of a POU domain containing transcription factor Oct-1 or Oct-2, with the B-cell-specific coactivator OCA-B (Bob-1, OBF-1) and a prototype octamer element. We find that OCA-B binds DNA directly in the major groove between the two subdo...

journal_title：Genes & development

authors： Cepek KL,Chasman DI,Sharp PA

更新日期：1996-08-15 00:00:00

abstract：:The MMTVD/myc transgenic mice spontaneously develop oligoclonal CD4+CD8+ T-cell tumors. We used provirus insertional mutagenesis in these mice to identify putative collaborators of c-myc. We found that Notch1 was mutated in a high proportion (52%) of these tumors. Proviruses were inserted upstream of the exon coding f...

journal_title：Genes & development

authors： Girard L,Hanna Z,Beaulieu N,Hoemann CD,Simard C,Kozak CA,Jolicoeur P

更新日期：1996-08-01 00:00:00

abstract：:The Arabidopsis APETALA3 (AP3) and PISTILLATA (PI) proteins are thought to act as transcription factors and are required for specifying floral organ identities. To define the nuclear localization signals within these proteins, we generated translational fusions of the coding regions of AP3 and PI to the bacterial uidA...

journal_title：Genes & development

authors： McGonigle B,Bouhidel K,Irish VF

更新日期：1996-07-15 00:00:00

abstract：:We have identified protein kinase C-zeta (PKC-zeta) as a novel suppressor of neoplastic transformation caused by the v-raf oncogene. PKC-zeta overexpression drastically retards proliferation, abolishes anchorage-independent growth, and reverts the morphological transformation of v-raf-transformed NIH-3T3 cells. The mo...

journal_title：Genes & development

authors： Kieser A,Seitz T,Adler HS,Coffer P,Kremmer E,Crespo P,Gutkind JS,Henderson DW,Mushinski JF,Kolch W,Mischak H

更新日期：1996-06-15 00:00:00

abstract：:One of the central requirements for eukaryotic chromosome stability is the maintenance of the simple sequence tracts at telomeres. In this study, we use genetic and physical assays to reveal the nature of a novel mechanism by which telomere length is controlled. This mechanism, telomeric rapid deletion (TRD), is capab...

journal_title：Genes & development

authors： Li B,Lustig AJ

更新日期：1996-06-01 00:00:00

abstract：:The connection between RNA and protein export from the nucleus was examined in the budding yeast Saccharomyces cerevisiae. NPL3 encodes an RNA-binding protein that shuttles in and out of the nucleus. Export of poly(A)+ RNA has been shown previously to be blocked in np13-1 mutants. To understand the role of Np13p in RN...

journal_title：Genes & development

authors： Lee MS,Henry M,Silver PA

更新日期：1996-05-15 00:00:00

abstract：:The recombination site dif is the target on the Escherichia coli chromosome of the site-specific recombinases XerC and XerD. The dif/XerC-D system plays a role during the cell cycle, probably by favoring sister chromosome monomerization or separation. A phenomenon of regional control over dif activity, also analyzed i...

journal_title：Genes & development

authors： Cornet F,Louarn J,Patte J,Louarn JM

更新日期：1996-05-01 00:00:00

abstract：:The P family of transposable elements in Drosophila transpose by a cut-and-paste mechanism involving double-strand gap repair. We report here that a Drosophila mutagen-sensitive mutant, mus3O9, contains a mutation in IRBP (inverted repeat binding protein), the Drosophila homolog of the mammalian Ku p70 gene. We show t...

journal_title：Genes & development

authors： Beall EL,Rio DC

更新日期：1996-04-15 00:00:00

abstract：:Transgenic mice expressing wild-type murine p53 under the control of the mouse mammary tumor virus long terminal repeat (MMTV LTR) undergo progressive renal failure due to abnormal kidney development. Similar phenotypes are observed in two transgenic lines that express wild-type p53 within the ureteric bud but not in ...

journal_title：Genes & development

authors： Godley LA,Kopp JB,Eckhaus M,Paglino JJ,Owens J,Varmus HE

更新日期：1996-04-01 00:00:00

abstract：:C-factor, the product of the csgA gene, is a cell-surface associated short-range intercellular signaling protein in Myxococcus xanthus. C-factor is required for at least four responses during starvation-induced fruiting body morphogenesis: rippling, aggregation, sporulation, and full expression of the csgA gene, all o...

journal_title：Genes & development

authors： Søgaard-Andersen L,Slack FJ,Kimsey H,Kaiser D

更新日期：1996-03-15 00:00:00

abstract：:Gene inactivation can result when a delta element of the Ty1 transposon inserted into the yeast HIS4 promoter (his4-912delta) alters the transcription initiation site. Previous work has identified mutations that suppress this transcriptional defect by restoring the transcription start site to the native position, and ...

journal_title：Genes & development

authors： Jiang YW,Stillman DJ

更新日期：1996-03-01 00:00:00

abstract：:Entry into sporulation by the Gram-positive bacterium Bacillus subtilis is governed by two transcription factors, Spo0A and sigma H, and involves a switch in the site of division from a medial to a polar location. We report that at the onset of sporulation, assembly of the cell division protein FtsZ shifts from midcel...

journal_title：Genes & development

authors： Levin PA,Losick R

更新日期：1996-02-15 00:00:00

abstract：:The LIM motif defines a double zinc finger structure found in proteins involved in cell fate determination and growth control. LIM proteins, which include LIM homeo domain, LIM kinase, focal adhesion, and LIM-only proteins, usually contain two or more LIM motifs clustered at their amino- or carboxy-terminal end. At pr...

journal_title：Genes & development

authors： Arber S,Caroni P

更新日期：1996-02-01 00:00:00

abstract：:Keratinocyte growth factor (KGF), also known as fibroblast growth factor 7 (FGF7), is synthesized by skin fibroblasts. However, its mitogenic activity is on skin keratinocytes, where it is the most potent growth factor identified thus far. To explore KGF's function in vivo, we used embryonic stem cell technology to ge...

journal_title：Genes & development

authors： Guo L,Degenstein L,Fuchs E

更新日期：1996-01-15 00:00:00

abstract：:We showed previously that the MAP kinase ERK2 is essential for aggregation. erk2 null cells lack cAMP stimulation of adenylyl cyclase and thus cannot relay the cAMP chemotactic signal, although the cells chemotax to cAMP (Segall et al. 1995). In this paper we have examined the role of ERK2 in controlling developmental...

journal_title：Genes & development

authors： Gaskins C,Clark AM,Aubry L,Segall JE,Firtel RA

更新日期：1996-01-01 00:00:00

abstract：:Mesoderm induction assays in Xenopus have implicated growth factors such as activin, Vg1, Xwnt-8, and noggin as important in directing the formation of dorsal mesoderm (Spemann's organizer). Because these growth factors are structurally very different, they presumably act through distinct cell surface receptors that i...

journal_title：Genes & development

authors： Watabe T,Kim S,Candia A,Rothbächer U,Hashimoto C,Inoue K,Cho KW

更新日期：1995-12-15 00:00:00

abstract：:The Dorsal morphogen is a transcription factor that activates some genes and represses others to establish multiple domains of gene expression along the dorsal/ventral axis of the early Drosophila embryo. Repression by Dorsal appears to require accessory proteins that bind to corepression elements in Dorsal-dependent ...

journal_title：Genes & development

authors： Huang JD,Dubnicoff T,Liaw GJ,Bai Y,Valentine SA,Shirokawa JM,Lengyel JA,Courey AJ

更新日期：1995-12-15 00:00:00

abstract：:Motor axons make synaptic connections with specific muscles, and this specificity unfolds during development as motoneuron growth cones make specific pathway choices and ultimately recognize and synapse on their specific muscle targets. The Drosophila clueless mutation was identified previously in a genetic screen for...

journal_title：Genes & development

authors： Hu S,Fambrough D,Atashi JR,Goodman CS,Crews ST

更新日期：1995-12-01 00:00:00

abstract：:Accurate and regulated transcription by RNA polymerase II requires the assembly of an initiation complex involving multiple protein-DNA and protein-protein interactions. A key event is binding of TFIID, a complex consisting of TBP and associated factors (TAFs) to the template DNA. The TAF subunits of TFIID carry out d...

journal_title：Genes & development

authors： Ruppert S,Tjian R

更新日期：1995-11-15 00:00:00

abstract：:The lysosomal storage disorder galactosialidosis results from a primary deficiency of the protective protein/cathepsin A (PPCA), which in turn affects the activities of beta-galactosidase and neuraminidase. Mice homozygous for a null mutation at the PPCA locus present with signs of the disease shortly after birth and ...

journal_title：Genes & development

authors： Zhou XY,Morreau H,Rottier R,Davis D,Bonten E,Gillemans N,Wenger D,Grosveld FG,Doherty P,Suzuki K,Grosveld GC,d'Azzo A

更新日期：1995-11-01 00:00:00

abstract：:The homeless (hls) gene of Drosophila is required for anteroposterior and dorsoventral axis formation during oogenesis. At a low frequency, females homozygous for mutations in hls generate early egg chambers in which the oocyte is positioned incorrectly within the cyst. At a high frequency, late-stage egg chambers exh...

journal_title：Genes & development

authors： Gillespie DE,Berg CA

更新日期：1995-10-15 00:00:00

abstract：:The Drosophila scratch (scrt) gene is expressed in most or all neuronal precursor cells and encodes a predicted zinc finger transcription factor closely related to the product of the mesoderm determination gene snail (sna). Adult flies homozygous for scrt null alleles have a reduced number of photoreceptors in the eye...

journal_title：Genes & development

authors： Roark M,Sturtevant MA,Emery J,Vaessin H,Grell E,Bier E

更新日期：1995-10-01 00:00:00

abstract：:Although progesterone has been recognized as essential for the establishment and maintenance of pregnancy, this steroid hormone has been recently implicated to have a functional role in a number of other reproductive events. The physiological effects of progesterone are mediated by the progesterone receptor (PR), a me...

journal_title：Genes & development

authors： Lydon JP,DeMayo FJ,Funk CR,Mani SK,Hughes AR,Montgomery CA Jr,Shyamala G,Conneely OM,O'Malley BW

更新日期：1995-09-15 00:00:00

abstract：:The RAG-1 protein plays an essential role in V(D)j recombination, but its exact function has not yet been defined. Here we report that a particular mutation in RAG-1 affects recombination by altering the specificity of target sequence usage. Recombination mediated by wild-type RAG-1 is tolerant of a wide range of codi...

journal_title：Genes & development

authors： Sadofsky MJ,Hesse JE,van Gent DC,Gellert M

更新日期：1995-09-01 00:00:00

abstract：:Transcriptional activation of the prolactin and growth hormone genes, occurring in a cell-specific fashion, requires short-range synergistic interactions between the pituitary-specific POU domain factor Pit-1 and other transcription factors, particularly nuclear receptors. Unexpectedly, we find that these events invol...

journal_title：Genes & development

authors： Holloway JM,Szeto DP,Scully KM,Glass CK,Rosenfeld MG

更新日期：1995-08-15 00:00:00

abstract：:The yeast Ste20 protein kinase is involved in pheromone response. Mammalian homologs of Ste20 exist, but their function remains unknown. We identified a novel yeast STE20 homolog, CLA4, in a screen for mutations lethal in the absence of the G1 cyclins Cln1 and Cln2. Cla4 is involved in budding and cytokinesis and inte...

journal_title：Genes & development

authors： Cvrcková F,De Virgilio C,Manser E,Pringle JR,Nasmyth K

更新日期：1995-08-01 00:00:00

abstract：:The crucifer Arabidopsis thaliana has been used widely as a model organism for the study of plant development. We describe here the development of an efficient insertional mutagenesis system in Arabidopsis that permits identification of genes by their patterns of expression during development. Transposable elements of...

journal_title：Genes & development

authors： Sundaresan V,Springer P,Volpe T,Haward S,Jones JD,Dean C,Ma H,Martienssen R

更新日期：1995-07-15 00:00:00

abstract：:The Hox gene products are transcription factors involved in specifying regional identity along the anteroposterior body axis. In the mouse, several single mutants for Hox genes show variably penetrant, partial homeotic transformations of vertebrae at their anterior limits of expression, suggesting that compound Hox mu...

journal_title：Genes & development

authors： Horan GS,Ramírez-Solis R,Featherstone MS,Wolgemuth DJ,Bradley A,Behringer RR

更新日期：1995-07-01 00:00:00

abstract：:The E2F transcription factor is required for S phase in Drosophila. While it also triggers expression of replication genes at the G1-S transition, the relevance of this transcription is not clear because many of the induced gene products are sufficiently stable that new expression is not required for S phase. However,...

journal_title：Genes & development

authors： Duronio RJ,O'Farrell PH

更新日期：1995-06-15 00:00:00

abstract：:Many small nucleolar RNAs (snoRNAs) in vertebrates are encoded within introns of protein genes. We have reported previously that two isoforms of human U17 snoRNA are encoded in introns of the cell-cycle regulatory gene, RCC1. We have now investigated the mechanism of processing of U17 RNAs and of another intron-encode...

journal_title：Genes & development

authors： Kiss T,Filipowicz W

更新日期：1995-06-01 00:00:00

abstract：:A euchromatic gene placed in the vicinity of heterochromatin by a chromosomal rearrangement generally exhibits position effect variegation (PEV), a clonally inherited pattern showing gene expression in some somatic cells but not in others. The mechanism responsible for this loss of gene expression is investigated here...

journal_title：Genes & development

authors： Wallrath LL,Elgin SC

更新日期：1995-05-15 00:00:00

abstract：:Wingless (Wg) is an important signaling molecule in the development of Drosophila, but little is known about its signal transduction pathway. Genetic evidence indicates that another segment polarity gene, dishevelled (dsh) is required for Wg signaling. We have recently developed a cell culture system for Wg protein ac...

journal_title：Genes & development

authors： Yanagawa S,van Leeuwen F,Wodarz A,Klingensmith J,Nusse R

更新日期：1995-05-01 00:00:00

abstract：:The Rad51 and Lim15 proteins of lily, which are homologs of the bacterial RecA protein, were found on chromosomes in various stages of meiotic prophase 1. The presence of both Rad51 and Lim15 proteins as discrete foci on leptotene and zygotene chromosomes and their colocalization suggest that meiotic recombination beg...

journal_title：Genes & development

authors： Terasawa M,Shinohara A,Hotta Y,Ogawa H,Ogawa T

更新日期：1995-04-15 00:00:00