The homeodomain region of Rag-1 reveals the parallel mechanisms of bacterial and V(D)J recombination.

abstract：:Mutations at the mouse tottering (tg) locus cause a delayed-onset, recessive neurological disorder resulting in ataxia, motor seizures, and behavioral absence seizures resembling petit mal epilepsy in humans. A more severe allele, leaner (tg(la)), also shows a slow, selective degeneration of cerebellar neurons. By pos...

journal_title：Cell

authors： Fletcher CF,Lutz CM,O'Sullivan TN,Shaughnessy JD Jr,Hawkes R,Frankel WN,Copeland NG,Jenkins NA

更新日期：1996-11-15 00:00:00

abstract：:Secretion of cytolytic granules content at the immunological synapse is a highly regulated process essential for lymphocyte cytotoxicity. This process requires the rapid transfer of perforin containing lytic granules to the target cell interface, followed by their docking and fusion with the plasma membrane. Defective...

journal_title：Cell

authors： Feldmann J,Callebaut I,Raposo G,Certain S,Bacq D,Dumont C,Lambert N,Ouachée-Chardin M,Chedeville G,Tamary H,Minard-Colin V,Vilmer E,Blanche S,Le Deist F,Fischer A,de Saint Basile G

更新日期：2003-11-14 00:00:00

abstract：:Gene duplication is a major evolutionary force driving adaptation and speciation, as it allows for the acquisition of new functions and can augment or diversify existing functions. Here, we report a gene duplication event that yielded another outcome--the generation of antagonistic functions. One product of this dupli...

journal_title：Cell

authors： Shum EY,Jones SH,Shao A,Dumdie J,Krause MD,Chan WK,Lou CH,Espinoza JL,Song HW,Phan MH,Ramaiah M,Huang L,McCarrey JR,Peterson KJ,De Rooij DG,Cook-Andersen H,Wilkinson MF

更新日期：2016-04-07 00:00:00

abstract：:Tyrosyl phosphorylation is implicated in the mechanism of insulin action. Mutation of the beta-subunit of the insulin receptor by substitution of tyrosyl residue 960 with phenylalanine had no effect on insulin-stimulated autophosphorylation or phosphotransferase activity of the purified receptor. However, unlike the n...

journal_title：Cell

authors： White MF,Livingston JN,Backer JM,Lauris V,Dull TJ,Ullrich A,Kahn CR

更新日期：1988-08-26 00:00:00

abstract：:Purified budded virions of Autographa californica nuclear polyhedrosis virus (AcNPV) contain abundant amounts of free ubiquitin, which has an altered electrophoretic mobility on SDS gels as compared with standard ubiquitin. Phase extraction of virion proteins with Triton X-114 indicated that the modified form of ubiqu...

journal_title：Cell

authors： Guarino LA,Smith G,Dong W

更新日期：1995-01-27 00:00:00

abstract：:Epidermal lineage commitment occurs when multipotent stem cells are specified to three lineages: the epidermis, the hair follicle, and the sebaceous gland (SG). How and when a lineage becomes specified remains unknown. Here, we report the existence of a population of unipotent progenitor cells that reside in the SG an...

journal_title：Cell

authors： Horsley V,O'Carroll D,Tooze R,Ohinata Y,Saitou M,Obukhanych T,Nussenzweig M,Tarakhovsky A,Fuchs E

更新日期：2006-08-11 00:00:00

abstract：:Fragile X syndrome (FXS), the leading monogenic cause of intellectual disability and autism, results from loss of function of the RNA-binding protein FMRP. Here, we show that FMRP regulates translation of neuronal nitric oxide synthase 1 (NOS1) in the developing human neocortex. Whereas NOS1 mRNA is widely expressed, ...

journal_title：Cell

authors： Kwan KY,Lam MM,Johnson MB,Dube U,Shim S,Rašin MR,Sousa AM,Fertuzinhos S,Chen JG,Arellano JI,Chan DW,Pletikos M,Vasung L,Rowitch DH,Huang EJ,Schwartz ML,Willemsen R,Oostra BA,Rakic P,Heffer M,Kostović I,Judaš M,

更新日期：2012-05-11 00:00:00

abstract：:While developing an assay to measure the activity of the tat protein from human immunodeficiency virus 1 (HIV-1), we discovered that the purified protein could be taken up by cells growing in tissue culture and subsequently trans-activate the viral promoter. Trans-activation is dramatically increased by a variety of l...

journal_title：Cell

authors： Frankel AD,Pabo CO

更新日期：1988-12-23 00:00:00

abstract：:Cancer cells have distinctive nutrient demands to fuel growth and proliferation, including the disproportionate use of glucose, glutamine, and fatty acids. Comerford et al. and Mashimo et al. now demonstrate that several types of cancer are avid consumers of acetate, which facilitates macromolecular biosynthesis and h...

journal_title：Cell

authors： Lyssiotis CA,Cantley LC

更新日期：2014-12-18 00:00:00

abstract：:We have studied the interaction of highly purified Int protein with DNA restriction fragments from the lambda phage attachment site (attP) region. Two different DNA sequences are protected by bound Int protein against partial digestion by either pancreatic DNAase or neocarzinostatin. One Int binding site includes the ...

journal_title：Cell

authors： Ross W,Landy A,Kikuchi Y,Nash H

更新日期：1979-10-01 00:00:00

abstract：:Meiotic cohesin serves in sister chromatid linkage and DNA repair until its subunit Rec8 is cleaved by separase. Separase is activated when its inhibitor, securin, is polyubiquitinated by the Cdc20 regulated anaphase-promoting complex (APC(Cdc20)) and consequently degraded. Differently regulated APCs (APC(Cdh1), APC(A...

journal_title：Cell

authors： Penkner AM,Prinz S,Ferscha S,Klein F

更新日期：2005-03-25 00:00:00

abstract：:The yeast Sir2/3/4p complex is found in abundance at telomeres, where it participates in the formation of silent heterochromatin and telomere maintenance. Here, we show that Sir3p is released from telomeres in response to DNA double-strand breaks (DSBs), binds to DSBs, and mediates their repair, independent of cell ma...

journal_title：Cell

authors： Mills KD,Sinclair DA,Guarente L

更新日期：1999-05-28 00:00:00

abstract：:The mechanism by which peptide release factor RF3 recycles RF1 and RF2 has been clarified and incorporated in a complete scheme for translation termination. Free RF3 is in vivo stably bound to GDP, and ribosomes in complex with RF1 or RF2 act as guanine nucleotide exchange factors (GEF). Hydrolysis of peptidyl-tRNA by...

journal_title：Cell

authors： Zavialov AV,Buckingham RH,Ehrenberg M

更新日期：2001-10-05 00:00:00

abstract：:Immune homeostasis in the intestine involves complex interactions between microbial organisms and host cells. In this issue, Garrett et al. (2007) describe a communicable form of colitis that is induced by deficiency of the transcription factor T-bet in cells of the innate immune system. ...

journal_title：Cell

authors： Ma A

更新日期：2007-10-05 00:00:00

abstract：:The alpha IIb beta 3 integrin binds Arg-Gly-Asp-containing (RGD-containing) ligands in a cation-dependent interaction. A fourteen amino acid sequence, beta 3 (118-131), and an antibody to it, inhibited ligand binding functions of alpha IIb beta 3, and a 1:1 stoichiometric beta 3 (118-131)-RGD complex was detected by m...

journal_title：Cell

authors： D'Souza SE,Haas TA,Piotrowicz RS,Byers-Ward V,McGrath DE,Soule HR,Cierniewski C,Plow EF,Smith JW

更新日期：1994-11-18 00:00:00

abstract：:Transfection experiments with HSV 1 in which one uses herpes simplex virus (HSV) thymidine kinase (TK) as a selectable prototrophic marker yield two classes of transformed cells: stable and unstable. In this report, we test the hypothesis that the stability phenotype can be explained by virus genome integration into a...

journal_title：Cell

authors： Smiley JR,Steege DA,Juricek DK,Summers WP,Ruddle FH

更新日期：1978-10-01 00:00:00

abstract：:Congenital scoliosis, a lateral curvature of the spine caused by vertebral defects, occurs in approximately 1 in 1,000 live births. Here we demonstrate that haploinsufficiency of Notch signaling pathway genes in humans can cause this congenital abnormality. We also show that in a mouse model, the combination of this g...

journal_title：Cell

authors： Sparrow DB,Chapman G,Smith AJ,Mattar MZ,Major JA,O'Reilly VC,Saga Y,Zackai EH,Dormans JP,Alman BA,McGregor L,Kageyama R,Kusumi K,Dunwoodie SL

更新日期：2012-04-13 00:00:00

abstract：:Antibodies capable of neutralizing divergent influenza A viruses could form the basis of a universal vaccine. Here, from subjects enrolled in an H5N1 DNA/MIV-prime-boost influenza vaccine trial, we sorted hemagglutinin cross-reactive memory B cells and identified three antibody classes, each capable of neutralizing di...

journal_title：Cell

authors： Joyce MG,Wheatley AK,Thomas PV,Chuang GY,Soto C,Bailer RT,Druz A,Georgiev IS,Gillespie RA,Kanekiyo M,Kong WP,Leung K,Narpala SN,Prabhakaran MS,Yang ES,Zhang B,Zhang Y,Asokan M,Boyington JC,Bylund T,Darko S,Lees

更新日期：2016-07-28 00:00:00

abstract：:We have tested a model for global ribosome biosynthesis by examining the effects of increased gene dosage on the synthesis of rRNA. Increasing gene dosage does not lead to a significant increase in total rRNA transcription; i.e., rRNA synthesis from individual rRNA operons is reduced to keep total rRNA production unch...

journal_title：Cell

authors： Jinks-Robertson S,Gourse RL,Nomura M

更新日期：1983-07-01 00:00:00

abstract：:The emergence of SARS-CoV-2 has driven a global research effort to identify medical countermeasures at an unprecedented pace. In this issue of Cell, Cao et al. identify thousands of SARS-CoV-2 neutralizing antibodies from convalescent donors. The authors improve our understanding of immunity against the coronavirus sp...

journal_title：Cell

authors： Joyce MG,Wheatley AK,Modjarrad K

更新日期：2020-07-09 00:00:00

abstract：:We recently described the purification and cloning of extracellular signal-regulated kinase 1 (ERK1), which appears to play a pivotal role in converting tyrosine phosphorylation into the serine/threonine phosphorylations that regulate downstream events. We now describe cloning and characterization of two ERK1-related ...

journal_title：Cell

authors： Boulton TG,Nye SH,Robbins DJ,Ip NY,Radziejewska E,Morgenbesser SD,DePinho RA,Panayotatos N,Cobb MH,Yancopoulos GD

更新日期：1991-05-17 00:00:00

abstract：:Although specific microRNAs (miRNAs) can be upregulated in cancer, global miRNA downregulation is a common trait of human malignancies. The mechanisms of this phenomenon and the advantages it affords remain poorly understood. Here we identify a microRNA family, miR-103/107, that attenuates miRNA biosynthesis by target...

journal_title：Cell

authors： Martello G,Rosato A,Ferrari F,Manfrin A,Cordenonsi M,Dupont S,Enzo E,Guzzardo V,Rondina M,Spruce T,Parenti AR,Daidone MG,Bicciato S,Piccolo S

更新日期：2010-06-25 00:00:00

abstract：:Enhancers provide critical information directing cell-type-specific transcriptional programs, regulated by binding of signal-dependent transcription factors and their associated cofactors. Here, we report that the most strongly activated estrogen (E2)-responsive enhancers are characterized by trans-recruitment and in ...

journal_title：Cell

authors： Liu Z,Merkurjev D,Yang F,Li W,Oh S,Friedman MJ,Song X,Zhang F,Ma Q,Ohgi KA,Krones A,Rosenfeld MG

更新日期：2014-10-09 00:00:00

abstract：:Study of Asians has previously indicated that deletion of alpha-globin structural genes is the predominant lesion in alpha-thalassemias and that Hb H disease occurs when three of four normal alpha loci per cell are deleted. To test the generality of this model, Hb H disease DNAs of both Asian and non-Asian origin were...

journal_title：Cell

authors： Orkin SH,Old J,Lazarus H,Altay C,Gurgey A,Weatherall DJ,Nathan DG

更新日期：1979-05-01 00:00:00

abstract：:The differentiation of follicular dendritic cells (FDC) is essential to the remarkable microanatomic plasticity of lymphoid follicles. Here we show that FDC arise from ubiquitous perivascular precursors (preFDC) expressing platelet-derived growth factor receptor β (PDGFRβ). PDGFRβ-Cre-driven reporter gene recombinatio...

journal_title：Cell

authors： Krautler NJ,Kana V,Kranich J,Tian Y,Perera D,Lemm D,Schwarz P,Armulik A,Browning JL,Tallquist M,Buch T,Oliveira-Martins JB,Zhu C,Hermann M,Wagner U,Brink R,Heikenwalder M,Aguzzi A

更新日期：2012-07-06 00:00:00

abstract：:The presentation of peptides to T cells by MHC class II molecules is of critical importance in specific recognition by the immune system. Expression of class II molecules is exquisitely controlled at the transcriptional level. A large set of proteins interact with the promoters of class II genes. The most important of...

journal_title：Cell

authors： Ting JP,Trowsdale J

更新日期：2002-04-01 00:00:00

abstract：:Elucidating the regulatory mechanisms of human brain evolution is essential to understanding human cognition and mental disorders. We generated multi-omics profiles and constructed a high-resolution map of 3D genome architecture of rhesus macaque during corticogenesis. By comparing the 3D genomes of human, macaque, an...

journal_title：Cell

authors： Luo X,Liu Y,Dang D,Hu T,Hou Y,Meng X,Zhang F,Li T,Wang C,Li M,Wu H,Shen Q,Hu Y,Zeng X,He X,Yan L,Zhang S,Li C,Su B

更新日期：2021-01-22 00:00:00

abstract：:The C-terminal domain (CTD) of the largest subunit of yeast RNA polymerase II contains 26-27 tandem copies of a conserved heptapeptide of unknown function. Yeast strains whose CTD contains ten heptamers are viable but defective for transcription of the INO1 gene and cold sensitive for growth. Deletion of the SIN1 gene...

journal_title：Cell

authors： Peterson CL,Kruger W,Herskowitz I

更新日期：1991-03-22 00:00:00

abstract：:In a recent paper in Nature, show that the immunoreceptor PD-1 is upregulated by "exhausted" T cells during the chronic phase of viral infection in mice. Remarkably, blocking the interaction between PD-1 and its ligand, PD-L1, reactivates these T cells and reduces viral load. ...

journal_title：Cell

authors： Okazaki T,Honjo T

更新日期：2006-02-10 00:00:00

abstract：:Pulsed field gradient gel electrophoresis fractionates chromosome-sized DNA molecules from T. brucei. About 60% of the DNA remains in or close to the gel slot (large DNA). There are about three chromosomes of approximately 2 Mb, at least six chromosomes of 200-700 kb, and roughly a hundred mini-chromosomes of 50-150 k...

journal_title：Cell

authors： Van der Ploeg LH,Schwartz DC,Cantor CR,Borst P

更新日期：1984-05-01 00:00:00