Error-prone retrotransposition: rime of the ancient mutators.

Second-hand chloroplasts and the case of the disappearing nucleus.

The best thermoelectric.

Multicomponent diffusion in polymeric liquids.

Photo-induced inactivation of viruses: adsorption of methylene blue, thionine, and thiopyronine on Qbeta bacteriophage.

Persistent confusion of total entropy and chemical system entropy in chemical thermodynamics.

Magnetic resonance microscopy and spectroscopy reveal kinetics of cryoprotectant permeation in a multicompartmental biological system.

In vivo tissue distribution of CD4 lymphocytes in mice determined by radioimmunoscintigraphy with an 111In-labeled anti-CD4 monoclonal antibody.

In vitro activation of CPP32 and Mch3 by Mch4, a novel human apoptotic cysteine protease containing two FADD-like domains.

An interspecies hybrid RNA virus is significantly more virulent than either parental virus.

Anti-peptide aptamers recognize amino acid sequence and bind a protein epitope.

Structure of the catalytic fragment of poly(AD-ribose) polymerase from chicken.

Use of engineered ribozymes to catalyze chimeric gene assembly.

Enzymatic phosphorylation of muscle glycogen synthase: a mechanism for maintenance of metabolic homeostasis.

Crystal structure of D-amino acid oxidase: a case of active site mirror-image convergent evolution with flavocytochrome b2.

Cryo-electron microscopy studies of empty capsids of human parvovirus B19 complexed with its cellular receptor.

Evolutionarily conserved Galphabetagamma binding surfaces support a model of the G protein-receptor complex.

Intermolecular disulfide bonds stabilize VirB7 homodimers and VirB7/VirB9 heterodimers during biogenesis of the Agrobacterium tumefaciens T-complex transport apparatus.

Enhanced phospholipase C-gamma1 activity produced by association of independently expressed X and Y domain polypeptides.

Host range restrictions of oncogenes: myc genes transform avian but not mammalian cells and mht/raf genes transform mammalian but not avian cells.

COOH-terminal processing of nascent polypeptides by the glycosylphosphatidylinositol transamidase in the presence of hydrazine is governed by the same parameters as glycosylphosphatidylinositol addition.

Enhanced sensitivity of ubiquinone-deficient mutants of Saccharomyces cerevisiae to products of autoxidized polyunsaturated fatty acids.

Interaction of the 82-kDa subunit of the vaccinia virus early transcription factor heterodimer with the promoter core sequence directs downstream DNA binding of the 70-kDa subunit.

Glycerol-induced development of catalytically active conformation of Crotalus adamanteus L-amino acid oxidase in vitro.

Binding of thalidomide to alpha1-acid glycoprotein may be involved in its inhibition of tumor necrosis factor alpha production.

Complete structure of the human alpha-albumin gene, a new member of the serum albumin multigene family.

RNA binding by the Wilms tumor suppressor zinc finger proteins.

SMRT isoforms mediate repression and anti-repression of nuclear receptor heterodimers.

Expression cloning of the Golgi CMP-sialic acid transporter.

HIV-1 nucleocapsid protein induces "maturation" of dimeric retroviral RNA in vitro.

A complex of nuclear proteins mediates SR protein binding to a purine-rich splicing enhancer.

Interaction of the histone (H3-H4)2 tetramer of the nucleosome with positively supercoiled DNA minicircles: Potential flipping of the protein from a left- to a right-handed superhelical form.

DP-2, a heterodimeric partner of E2F: identification and characterization of DP-2 proteins expressed in vivo.

Internal molecular motions of bacteriorhodopsin: hydration-induced flexibility studied by quasielastic incoherent neutron scattering using oriented purple membranes.

Influence of cisplatin intrastrand crosslinking on the conformation, thermal stability, and energetics of a 20-mer DNA duplex.

Increased tricarboxylic acid cycle flux in rat brain during forepaw stimulation detected with 1H[13C]NMR.

Sequence-specific recognition of cytosine C5 and adenine N6 DNA methyltransferases requires different deformations of DNA.

Phytosulfokine, sulfated peptides that induce the proliferation of single mesophyll cells of Asparagus officinalis L.

Cholesterol starvation induces differentiation of the intestinal parasite Giardia lamblia.

Expression of cyclin D1 in epithelial tissues of transgenic mice results in epidermal hyperproliferation and severe thymic hyperplasia.

Activation of RAC-protein kinase by heat shock and hyperosmolarity stress through a pathway independent of phosphatidylinositol 3-kinase.

Hepatocyte growth factor is a coupling factor for osteoclasts and osteoblasts in vitro.

Monoclonal antibodies reveal receptor specificity among G-protein-coupled receptor kinases.

Isolation and characterization of mutant cell lines defective in transforming growth factor beta signaling.

Real-time detection of the surface delivery of newly synthesized membrane proteins.

Nucleus-associated pools of Rna1p, the Saccharomyces cerevisiae Ran/TC4 GTPse activating protein involved in nucleus/cytosol transit.

Transcriptionally active Stat1 is required for the antiproliferative effects of both interferon alpha and interferon gamma.

Nucleotide-specific interaction of Ran/TC4 with nuclear transport factors NTF2 and p97.

Interaction of the protein import and folding machineries of the chloroplast.

Inhibition of tumor progression by suppression of stress protein GRP78/BiP induction in fibrosarcoma B/C10ME.

Isolation of the human PC6 gene encoding the putative host protease for HIV-1 gp160 processing in CD4+ T lymphocytes.

Distinct desmocollin isoforms occur in the same desmosomes and show reciprocally graded distributions in bovine nasal epidermis.

P-OTX: a PIT-1-interacting homeodomain factor expressed during anterior pituitary gland development.

Bioactivation of Müllerian inhibiting substance during gonadal development by a kex2/subtilisin-like endoprotease.

Human fetal enterocytes in vitro: modulation of the phenotype by extracellular matrix.

A meta-analysis of the freshwater trophic cascade.

Exon shuffling and the origin of the mitochondrial targeting function in plant cytochrome c1 precursor.

Substitution rate calibration of small subunit ribosomal RNA identifies chlorarachniophyte endosymbionts as remnants of green algae.

The miniaturized nuclear genome of eukaryotic endosymbiont contains genes that overlap, genes that are cotranscribed, and the smallest known spliceosomal introns.

A common origin for woody Sonchus and five related genera in the Macaronesian islands: molecular evidence for extensive radiation.

The root of the universal tree and the origin of eukaryotes based on elongation factor phylogeny.

Molecular evidence that the asexual industrial fungus Trichoderma reesei is a clonal derivative of the ascomycete Hypocrea jecorina.

A strategy of exon shuffling for making large peptide repertoires displayed on filamentous bacteriophage.

Replication infidelity during a single cycle of Ty1 retrotransposition.

The cyclin-dependent kinase inhibitor p40SIC1 imposes the requirement for Cln G1 cyclin function at Start.

Highly efficient germ-line transmission of proviral insertions in zebrafish.

Retrotransposons of rice involved in mutations induced by tissue culture.

Chronic, topical exposure to benzo[a]pyrene induces relatively high steady-state levels of DNA adducts in target tissues and alters kinetics of adduct loss.

Sensitive detection of bacterial transcription initiation sites and differentiation from RNA processing sites in the pheromone-induced plasmid transfer system of Enterococcus faecalis.

Identification of a pathogenicity island required for Salmonella survival in host cells.

Cellular strategies for accommodating replication-hindering adducts in DNA: control by the SOS response in Escherichia coli.

Minimal definition of the imprinting center and fixation of chromosome 15q11-q13 epigenotype by imprinting mutations.

A Ds insertion alters the nuclear localization of the maize transcriptional activator R.

Phenotypic and physiologic characterization of transgenic mice expressing interleukin 4 in the lung: lymphocytic and eosinophilic inflammation without airway hyperreactivity.

An antibody-interleukin 2 fusion protein overcomes tumor heterogeneity by induction of a cellular immune response.

Expression of hyaluronidase by tumor cells induces angiogenesis in vivo.

Identification and characterization of an alternative cytotoxic T lymphocyte-associated protein 4 binding molecule on B cells.

A novel strategy for generating monoclonal antibodies from single, isolated lymphocytes producing antibodies of defined specificities.

An essential regulatory role for macrophage migration inhibitory factor in T-cell activation.

Peptide vaccination can lead to enhanced tumor growth through specific T-cell tolerance induction.

1,25-Dihydroxyvitamin D3 reversibly blocks the progression of relapsing encephalomyelitis, a model of multiple sclerosis.

Evidence for a preformed transducer complex organized by the B cell antigen receptor.

Gene-targeted deletion and replacement mutations of the T-cell receptor beta-chain enhancer: the role of enhancer elements in controlling V(D)J recombination accessibility.

Deletion of the mouse T-cell receptor beta gene enhancer blocks alphabeta T-cell development.

Pore-forming toxins trigger shedding of receptors for interleukin 6 and lipopolysaccharide.

Purification and molecular cloning of an inducible gram-negative bacteria-binding protein from the silkworm, Bombyx mori.

Constitutive receptor activation by Crouzon syndrome mutations in fibroblast growth factor receptor (FGFR)2 and FGFR2/Neu chimeras.

Transgenic expression of PML/RARalpha impairs myelopoiesis.

Role of the p21 cyclin-dependent kinase inhibitor in limiting intimal cell proliferation in response to arterial injury.

Induction of intestinal epithelial proliferation by glucagon-like peptide 2.

Correction in trans for Fabry disease: expression, secretion and uptake of alpha-galactosidase A in patient-derived cells driven by a high-titer recombinant retroviral vector.

Growth retardation and cysteine deficiency in gamma-glutamyl transpeptidase-deficient mice.

Diazepam binding inhibitor is a potent cholecystokinin-releasing peptide in the intestine.

A potential pathogenetic mechanism for multiple endocrine neoplasia type 2 syndromes involves ret-induced impairment of terminal differentiation of neuroepithelial cells.

A knock-out model of paroxysmal nocturnal hemoglobinuria: Pig-a(-) hematopoiesis is reconstituted following intercellular transfer of GPI-anchored proteins.

Induction of mucosal immune responses against a heterologous antigen fused to filamentous hemagglutinin after intranasal immunization with recombinant Bordetella pertussis.

Apoptosis and APC in colorectal tumorigenesis.

Conditional reduction of human immunodeficiency virus type 1 replication by a gain-of-herpes simplex virus 1 thymidine kinase function.

Signature p53 mutation at DNA cross-linking sites in 8-methoxypsoralen and ultraviolet A (PUVA)-induced murine skin cancers.

The recombination signals for adeno-associated virus site-specific integration.

Limited surface exposure of Borrelia burgdorferi outer surface lipoproteins.

16S rRNA genes reveal stratified open ocean bacterioplankton populations related to the Green Non-Sulfur bacteria.

Peptide methionine sulfoxide reductase contributes to the maintenance of adhesins in three major pathogens.

Differential expression of the ToxR regulon in classical and E1 Tor biotypes of Vibrio cholerae is due to biotype-specific control over toxT expression.

Extensive alteration of fungal gene transcript accumulation and elevation of G-protein-regulated cAMP levels by a virulence-attenuating hypovirus.

The extraordinarily rapid disappearance of entopic images.

GABAergic feedforward projections from the inferior colliculus to the medial geniculate body.

Long-term modifications of synaptic efficacy in the human inferior and middle temporal cortex.

Amygdala activity at encoding correlated with long-term, free recall of emotional information.

Discrimination among pheromone component blends by interneurons in male antennal lobes of two populations of the turnip moth, Agrotis segetum.

Deficits in memory and hippocampal long-term potentiation in mice with reduced calbindin D28K expression.

Dopamine inhibits mammalian photoreceptor Na+,K+-ATPase activity via a selective effect on the alpha3 isozyme.

Induction of long-term potentiation is associated with major ultrastructural changes of activated synapses.

Cholinergic agonists stimulate secretion of soluble full-length amyloid precursor protein in neuroendocrine cells.

kappa opioid receptors in human microglia downregulate human immunodeficiency virus 1 expression.

Starburst amacrine cells change from spiking to nonspiking neurons during retinal development.

Differential distribution of two ATP-gated channels (P2X receptors) determined by immunocytochemistry.

Amyloid beta-protein reduces acetylcholine synthesis in a cell line derived from cholinergic neurons of the basal forebrain.

Purification, molecular cloning, and expression of the mammalian sigma1-binding site.

Brain lipids that induce sleep are novel modulators of 5-hydroxytrypamine receptors.

Sensitivity of a renal K+ channel (ROMK2) to the inhibitory sulfonylurea compound glibenclamide is enhanced by coexpression with the ATP-binding cassette transporter cystic fibrosis transmembrane regulator.

Oxygen causes fetal pulmonary vasodilation through activation of a calcium-dependent potassium channel.

The whistle and the rattle: the design of sound producing muscles.

Formation of junctions involved in excitation-contraction coupling in skeletal and cardiac muscle.

Cytosolic Na+ controls and epithelial Na+ channel via the Go guanine nucleotide-binding regulatory protein.

Genetic separation of tumor growth and hemorrhagic phenotypes in an estrogen-induced tumor.

A rice homeobox gene, OSH1, is expressed before organ differentiation in a specific region during early embryogenesis.

Changes in voltage activation, Cs+ sensitivity, and ion permeability in H5 mutants of the plant K+ channel KAT1.

Action spectra for phytochrome A- and B-specific photoinduction of seed germination in Arabidopsis thaliana.

An anion channel in Arabidopsis hypocotyls activated by blue light.

Preferential expression of an ammonium transporter and of two putative nitrate transporters in root hairs of tomato.

Identification of transferred DNA insertions within Arabidopsis genes involved in signal transduction and ion transport.

Antigenic variation and the within-host dynamics of parasites

Myocyte-specific enhancer factor 2 acts cooperatively with a muscle activator region to regulate Drosophila tropomyocin gene muscle expression

cAMP inducibility of transcriptional repressor ICER in developing and mature human T lymphocytes

Identification of a cDNA for a human high molecular-weight B-cell growth factor.