The first cell-fate decision of mouse preimplantation embryo development: integrating cell position and polarity.

abstract：:ThyX is an essential thymidylate synthase that is mechanistically and structurally unrelated to the functionally analogous human enzyme, thus providing means for selective inhibition of bacterial growth. To identify novel compounds with anti-bacterial activity against the human pathogenic bacterium Helicobacter pylori...

journal_title：Open biology

authors： Skouloubris S,Djaout K,Lamarre I,Lambry JC,Anger K,Briffotaux J,Liebl U,de Reuse H,Myllykallio H

更新日期：2015-06-01 00:00:00

abstract：:The genus Caulobacter is found in a variety of habitats and is known for its ability to thrive in low-nutrient conditions. K31 is a novel Caulobacter isolate that has the ability to tolerate copper and chlorophenols, and can grow at 4 ° C with a doubling time of 40 h. K31 contains a 5.5 Mb chromosome that codes for mo...

journal_title：Open biology

authors： Ash K,Brown T,Watford T,Scott LE,Stephens C,Ely B

更新日期：2014-10-01 00:00:00

abstract：:Pigment-Dispersing Factor (PDF) is an important neuropeptide in the brain circadian network of Drosophila and other insects, but its role in bees in which the circadian clock influences complex behaviour is not well understood. We combined high-resolution neuroanatomical characterizations, quantification of PDF levels...

journal_title：Open biology

authors： Beer K,Kolbe E,Kahana NB,Yayon N,Weiss R,Menegazzi P,Bloch G,Helfrich-Förster C

更新日期：2018-01-01 00:00:00

abstract：:The structures of F-ATPases have been determined predominantly with mitochondrial enzymes, but hitherto no F-ATPase has been crystallized intact. A high-resolution model of the bovine enzyme built up from separate sub-structures determined by X-ray crystallography contains about 85% of the entire complex, but it lacks...

journal_title：Open biology

authors： Morales-Rios E,Watt IN,Zhang Q,Ding S,Fearnley IM,Montgomery MG,Wakelam MJ,Walker JE

更新日期：2015-09-01 00:00:00

abstract：:Membrane-associated histidine kinases (HKs) in two-component systems respond to environmental stimuli by autophosphorylation and phospho-transfer. HK typically contains a periplasmic sensor domain that regulates the cytoplasmic kinase domain through a conserved cytoplasmic linker. How signal is transduced from the lig...

journal_title：Open biology

authors： Liu J,Yang J,Wen J,Yang Y,Wei X,Zhang X,Wang YP

更新日期：2014-06-01 00:00:00

abstract：:Discovered in 1991 in a screen for genes involved in spindle pole body duplication, the monopolar spindle 1 (Mps1) kinase has since claimed a central role in processes that ensure error-free chromosome segregation. As a result, Mps1 kinase activity has become an attractive candidate for pharmaceutical companies in the...

journal_title：Open biology

authors： Pachis ST,Kops GJPL

更新日期：2018-08-01 00:00:00

abstract：:Heterochromatin plays important roles in eukaryotic genome regulation. However, the repressive nature of heterochromatin combined with its propensity to self-propagate necessitates robust mechanisms to contain heterochromatin within defined boundaries and thus prevent silencing of expressed genes. Here we show that lo...

journal_title：Open biology

authors： Verrier L,Taglini F,Barrales RR,Webb S,Urano T,Braun S,Bayne EH

更新日期：2015-05-01 00:00:00

abstract：:Indirect flight muscles (IFMs) in adult Drosophila provide the key power stroke for wing beating. They also serve as a valuable model for studying muscle development. An age-dependent decline in Drosophila free flight has been documented, but its relation to gross muscle structure has not yet been explored satisfactor...

journal_title：Open biology

authors： Chaturvedi D,Prabhakar S,Aggarwal A,Atreya KB,VijayRaghavan K

更新日期：2019-06-28 00:00:00

abstract：:Cancer cells undergo many different alterations during their transformation, including genetic and epigenetic events. The controlled division of healthy cells can be impaired through the downregulation of tumour suppressor genes. Here, we provide an update of the mechanisms in which epigenetically altered coding and n...

journal_title：Open biology

authors： Llinàs-Arias P,Esteller M

更新日期：2017-09-01 00:00:00

abstract：:Understanding gene regulation requires knowledge of changes in transcription factor (TF) activities. Simultaneous direct measurement of numerous TF activities is currently impossible. Nevertheless, statistical approaches to infer TF activities have yielded non-trivial and verifiable predictions for individual TFs. Her...

journal_title：Open biology

authors： Rolfe MD,Ocone A,Stapleton MR,Hall S,Trotter EW,Poole RK,Sanguinetti G,Green J,SysMO-SUMO Consortium.

更新日期：2012-07-01 00:00:00

abstract：:Sphingolipids are highly enriched in the nervous system where they are pivotal constituents of the plasma membranes and are important for proper brain development and functions. Sphingolipids are not merely structural elements, but are also recognized as regulators of cellular events by their ability to form microdoma...

journal_title：Open biology

authors： Olsen ASB,Færgeman NJ

更新日期：2017-05-01 00:00:00

abstract：:Long non-coding RNAs (lncRNAs) are transcripts of a recently discovered class of genes which do not code for proteins. LncRNA genes are approximately as numerous as protein-coding genes in the human genome. However, comparatively little remains known about lncRNA functions. We globally interrogated changes in the lncR...

journal_title：Open biology

authors： Lin CY,Kleinbrink EL,Dachet F,Cai J,Ju D,Goldstone A,Wood EJ,Liu K,Jia H,Goustin AS,Kosir MA,Thepsuwan P,Lipovich L

更新日期：2016-12-01 00:00:00

abstract：:AKTIP is a shelterin-interacting protein required for replication of telomeric DNA. Here, we show that AKTIP biochemically interacts with A- and B-type lamins and affects lamin A, but not lamin C or B, expression. In interphase cells, AKTIP localizes at the nuclear rim and in discrete regions of the nucleoplasm just l...

journal_title：Open biology

authors： Burla R,Carcuro M,Torre ML,Fratini F,Crescenzi M,D'Apice MR,Spitalieri P,Raffa GD,Astrologo L,Lattanzi G,Cundari E,Raimondo D,Biroccio A,Gatti M,Saggio I

更新日期：2016-08-01 00:00:00

abstract：:RANKL (receptor-activator of NF-κB ligand, TNFSF11) is a member of the TNF superfamily that regulates bone remodelling and the development of the thymus, lymph nodes and mammary glands. While RANKL and its membrane bound receptor RANK (TNFRSF11A) are expressed in the adult central nervous system and have been implicat...

journal_title：Open biology

authors： Gutierrez H,Kisiswa L,O'Keeffe GW,Smithen MJ,Wyatt S,Davies AM

更新日期：2013-01-08 00:00:00

abstract：:Chronic Trypanosoma cruzi infections are typically lifelong, with small numbers of parasites surviving in restricted tissue sites, which include the gastrointestinal tract. There is considerable debate about the replicative status of these persistent parasites and whether there is a role for dormancy in long-term infe...

journal_title：Open biology

authors： Ward AI,Olmo F,Atherton RL,Taylor MC,Kelly JM

更新日期：2020-12-01 00:00:00

abstract：:In animals, heterotrimeric G proteins, comprising α-, β-and γ-subunits, perceive extracellular stimuli through cell surface receptors, and transmit signals to ion channels, enzymes and other effector proteins to affect numerous cellular behaviours. In plants, G proteins have structural similarities to the correspondin...

journal_title：Open biology

authors： Urano D,Chen JG,Botella JR,Jones AM

更新日期：2013-03-27 00:00:00

abstract：:'Epichromatin', the surface of chromatin beneath the interphase nuclear envelope (NE) or at the surface of mitotic chromosomes, was discovered by immunostaining with a specific bivalent mouse monoclonal anti-nucleosome antibody (mAb PL2-6). 'Chromomeres', punctate chromatin particles approximately 200-300 nm in diamet...

journal_title：Open biology

authors： Olins DE,Olins AL

更新日期：2018-06-01 00:00:00

abstract：:Synaptic vesicle exocytosis relies on the tethering of release ready vesicles close to voltage-gated Ca2+ channels and specific lipids at the future site of fusion. This enables rapid and efficient neurotransmitter secretion during presynaptic depolarization by an action potential. Extensive research has revealed that...

journal_title：Open biology

authors： Held RG,Kaeser PS

更新日期：2018-02-01 00:00:00

abstract：:Gene expression programmes driving cell identity are established by tightly regulated transcription factors that auto- and cross-regulate in a feed-forward manner, forming core regulatory circuitries (CRCs). CRC transcription factors create and engage super-enhancers by recruiting acetylation writers depositing permis...

journal_title：Open biology

authors： Jahangiri L,Tsaprouni L,Trigg RM,Williams JA,Gkoutos GV,Turner SD,Pereira J

更新日期：2020-07-01 00:00:00

abstract：:Tn5 transposase is a bacterial enzyme that integrates a DNA fragment into genomic DNA, and is used as a tool for detecting nucleosome-free regions of genomic DNA in eukaryotes. However, in chromatin, the DNA targeting by Tn5 transposase has remained unclear. In the present study, we reconstituted well-positioned 601 d...

journal_title：Open biology

authors： Sato S,Arimura Y,Kujirai T,Harada A,Maehara K,Nogami J,Ohkawa Y,Kurumizaka H

更新日期：2019-08-30 00:00:00

abstract：:Adenosine monophosphate (AMP)-activated protein kinase (AMPK), a highly conserved energy sensor, has a crucial role in cardiovascular, neurodegenerative and inflammatory diseases, as well as in cancer and metabolic disorders. Accumulating studies have demonstrated that AMPK activation enhances paracellular junctions, ...

journal_title：Open biology

authors： Sun X,Zhu MJ

更新日期：2017-08-01 00:00:00

abstract：:Immunoglobulin G (IgG) is the predominant serum immunoglobulin and has the longest serum half-life of all the antibody classes. The European rabbit IgG has been of significant importance in immunological research, and is therefore well characterized. However, the IgG of other leporids has been disregarded. To evaluate...

journal_title：Open biology

authors： Pinheiro A,Woof JM,Almeida T,Abrantes J,Alves PC,Gortázar C,Esteves PJ

更新日期：2014-09-01 00:00:00

abstract：:Skeletal vasculature plays a central role in the maintenance of microenvironments for osteogenesis and haematopoiesis. In addition to supplying oxygen and nutrients, vasculature provides a number of inductive factors termed as angiocrine signals. Blood vessels drive recruitment of osteoblast precursors and bone format...

journal_title：Open biology

authors： Sivan U,De Angelis J,Kusumbe AP

更新日期：2019-10-31 00:00:00

abstract：:We here address the question of whether there is any correlation between subjective preference for simple configurations within a specific visual domain such as motion and strength of activity in visual areas in which that domain is emphasized. We prepared several distinctive patterns of dots in motion with various ch...

journal_title：Open biology

authors： Zeki S,Stutters J

更新日期：2012-02-01 00:00:00

abstract：:In most animals, the bulk of sperm DNA is packaged with sperm nuclear basic proteins (SNBPs), a diverse group of highly basic chromosomal proteins notably comprising mammalian protamines. The replacement of histones with SNBPs during spermiogenesis allows sperm DNA to reach an extreme level of compaction, but little i...

journal_title：Open biology

authors： Kimura S,Loppin B

更新日期：2016-11-01 00:00:00

abstract：:Leucocytes form the principal cellular components of immunity and inflammation, existing as multiple subsets defined by distinct phenotypic and functional profiles. To date, this has most notably been documented for lymphocytes and monocytes. In contrast, as neutrophils are traditionally considered, to be short-lived,...

journal_title：Open biology

authors： Beyrau M,Bodkin JV,Nourshargh S

更新日期：2012-11-01 00:00:00

abstract：:Following thymic output, αβ⁺CD4⁺ T cells become activated in the periphery when they encounter peptide-major histocompatibility complex. A combination of cytokine and co-stimulatory signals instructs the differentiation of T cells into various lineages and subsequent expansion and contraction during an appropriate and...

journal_title：Open biology

authors： Coomes SM,Pelly VS,Wilson MS

更新日期：2013-01-23 00:00:00

abstract：:Typical centrioles are made of microtubules organized in ninefold symmetry. Most animal somatic cells have two centrioles for normal cell division and function. These centrioles originate from the zygote, but because the oocyte does not provide any centrioles, it is surprising that the zygotes of many animals are thou...

journal_title：Open biology

authors： Fishman EL,Jo K,Ha A,Royfman R,Zinn A,Krishnamurthy M,Avidor-Reiss T

更新日期：2017-03-01 00:00:00

abstract：:Flagella have multiple functions that are associated with different axonemal structures. Motile flagella typically have a 9 + 2 arrangement of microtubules, whereas sensory flagella normally have a 9 + 0 arrangement. Leishmania exhibits both of these flagellum forms and differentiation between these two flagellum form...

journal_title：Open biology

authors： Sunter JD,Moreira-Leite F,Gull K

更新日期：2018-11-21 00:00:00

abstract：:Proteins adopt defined structures and are crucial to most cellular functions. Their misfolding and aggregation is associated with numerous degenerative human disorders such as type II diabetes, Huntington's or Alzheimer's diseases. Here, we aim to understand why cells promote the formation of protein foci. Comparison ...

journal_title：Open biology

authors： Sanchez de Groot N,Gomes RA,Villar-Pique A,Babu MM,Coelho AV,Ventura S

更新日期：2015-02-01 00:00:00