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Amy S Rasson et al.
Journal of molecular biology, 427(4), 824-839 (2014-09-23)
The most recently identified class of actin nucleators, WASp homology domain 2 (WH2) nucleators, use tandem repeats of monomeric actin-binding WH2 domains to facilitate actin nucleation. WH2 domains are involved in a wide variety of actin regulatory activities. Structurally, they
Elena Vasilieva et al.
Bioorganic & medicinal chemistry, 23(5), 944-952 (2015-02-14)
Cyclipostins are bicyclic lipophilic phosphate natural products. We report here that synthesized individual diastereomers of cyclipostins P and R have nanomolar IC50s toward hormone sensitive lipase (HSL). The less potent diastereomers of these compounds have 10-fold weaker IC50s. The monocyclic
Sara Haag et al.
RNA (New York, N.Y.), 21(9), 1532-1543 (2015-07-15)
Many cellular RNAs require modification of specific residues for their biogenesis, structure, and function. 5-methylcytosine (m(5)C) is a common chemical modification in DNA and RNA but in contrast to the DNA modifying enzymes, only little is known about the methyltransferases
Jui-Shin Chang et al.
Journal of virology, 89(1), 61-70 (2014-10-17)
Nervous necrosis virus (NNV) is a devastating pathogen of cultured marine fish and has affected more than 40 fish species. NNV belongs to the betanodaviruses of Nodaviridae and is a nonenveloped icosahedral particle with 2 single-stranded positive-sense RNAs. To date
Masashi Kamikawa et al.
Acta histochemica et cytochemica, 47(2), 35-43 (2014-09-16)
We previously demonstrated that macrophages exhibit endoplasmic reticulum fragmentation under cholesterol-rich conditions, which results in the generation of acyl-coenzyme A: cholesterol acyltransferase 1 (ACAT1)-associated late endosomes/lysosomes (ACAT1-LE). ACAT1-LE efficiently esterify free cholesterol in loco, even with abnormal egress of free
WonJae Lee et al.
Scientific reports, 5, 11559-11559 (2015-06-26)
Proteasome is a protein degradation complex that plays a major role in maintaining cellular homeostasis. Despite extensive efforts to identify protein substrates that are degraded through ubiquitination, the regulation of proteasome activity itself under diverse signals is poorly understood. In
Shivakumar Keerthikumar et al.
Oncotarget, 6(17), 15375-15396 (2015-05-07)
Extracellular vesicles (EVs) include the exosomes (30-100 nm) that are produced through the endocytic pathway via the multivesicular bodies and the ectosomes (100-1000 nm) that are released through the budding of the plasma membrane. Despite the differences in the mode
Mateusz Juchimiuk et al.
Fungal genetics and biology : FG & B, 69, 1-12 (2014-05-31)
cis-Prenyltransferase is the first enzyme of the mevalonate pathway committed to the biosynthesis of dolichol in eukaryotes. The RER2 gene encoding cis-prenyltransferase (Rer2p) in the human fungal pathogen Candida albicans was characterized. In addition, the ORF19.5236 encoding the second cis-prenyltransferase
Ning Guan et al.
Tumour biology : the journal of the International Society for Oncodevelopmental Biology and Medicine, 36(9), 6789-6795 (2015-04-04)
Glioblastoma multiforme (GBM) is the most malignant type of primary brain tumor. Although the growth of the tumor cells in a relatively closed space may partially account for its malignancy, highly invasive nature of glioblastoma cells has been suggested to
Masahiro Omori et al.
Stem cell research & therapy, 6, 124-124 (2015-06-20)
Surface modification of titanium (Ti) implants promotes bone formation and shortens the osseointegration period. The aim of this study was to promote bone regeneration and stability around implants using atmospheric pressure plasma (APP) pretreatment. This was followed by immobilization of
Eunice Molinar-Toribio et al.
PloS one, 9(8), e104637-e104637 (2014-08-15)
SHROB rats have been suggested as a model for metabolic syndrome (MetS) as a situation prior to the onset of CVD or type-2 diabetes, but information on descriptive biochemical parameters for this model is limited. Here, we extensively evaluate parameters
Jehad Shaikhali et al.
The Biochemical journal, 468(3), 385-400 (2015-04-17)
The eukaryotic mediator integrates regulatory signals from promoter-bound transcription factors (TFs) and transmits them to RNA polymerase II (Pol II) machinery. Although redox signalling is important in adjusting plant metabolism and development, nothing is known about a possible redox regulation
Umi Shakina Haridan et al.
PloS one, 10(1), e0116791-e0116791 (2015-01-17)
The FCGR3 locus encoding the low affinity activating receptor FcγRIII, plays a vital role in immunity triggered by cellular effector and regulatory functions. Copy number of the genes FCGR3A and FCGR3B has previously been reported to affect susceptibility to several
Kim Beilstein et al.
ACS synthetic biology, 4(5), 526-534 (2014-09-30)
Robust synthetic devices are requisite for the construction of synthetic genetic circuits and important scientific and technological tools to control cellular processes. We developed tetracycline-dependent ribozymes, which can switch on gene expression up to 8.7-fold upon addition of tetracycline. A
Ambre M Bertholet et al.
Nature, 571(7766), 515-520 (2019-07-26)
The mitochondrial ADP/ATP carrier (AAC) is a major transport protein of the inner mitochondrial membrane. It exchanges mitochondrial ATP for cytosolic ADP and controls cellular production of ATP. In addition, it has been proposed that AAC mediates mitochondrial uncoupling, but
Swathi Kota et al.
Applied microbiology and biotechnology, 99(22), 9761-9769 (2015-07-24)
Deinococcus radiodurans displays compromised radioresistance in the presence of guanine quadruplex (G4)-binding drugs (G4 drugs). Genome-wide scanning showed islands of guanine runs (G-motif) in the upstream regions of coding sequences as well as in the structural regions of many genes
Qingqing Liu et al.
Bioprocess and biosystems engineering, 38(12), 2439-2449 (2015-10-16)
This study aimed to develop an optimal continuous procedure of immobilized hydroperoxide lyase (HPL)-catalyzed synthesis of hexanal. A central composite design was used to study the combined effect of substrate concentration and the residence time of the reactant on hexanal
Frédéric Trempe et al.
Nucleic acids research, 43(12), 6084-6098 (2015-05-23)
Human herpesvirus-6A (HHV-6A) and HHV-6B integrate their genomes into the telomeres of human chromosomes, however, the mechanisms leading to integration remain unknown. HHV-6A/B encode a protein that has been proposed to be involved in integration termed U94, an ortholog of
Arun Kumar et al.
ACS applied materials & interfaces, 7(17), 9211-9227 (2015-04-04)
To minimize cardiotoxicity and to increase the bioavailability of doxorubicin, polymersomes based on redox sensitive amphiphilic triblock copolymer poly(polyethylene glycol methacrylate)-poly(caprolactone)-s-s-poly(caprolactone)-poly(polyethylene glycol methacrylate) (pPEGMA-PCL-ss-PCL-pPEGMA) with disulfide linkage were designed and developed. The polymers were synthesized by ring opening polymerization (ROP)
Han Cheng et al.
PloS one, 10(9), e0137634-e0137634 (2015-09-12)
Rubber trees (Hevea brasiliensis) are susceptible to low temperature and therefore are only planted in the tropical regions. In the past few decades, although rubber trees have been successfully planted in the northern margin of tropical area in China, they
Thomas Courivaud et al.
The Journal of biological chemistry, 290(34), 21007-21018 (2015-07-15)
Although E3 ubiquitin ligases are deemed to play key roles in normal cell function and homeostasis, whether their alterations contribute to cancer pathogenesis remains unclear. In this study, we sought to investigate potential mechanisms that govern WWP1/Tiul1 (WWP1) ubiquitin ligase
Rui Cai et al.
International journal of food microbiology, 214, 48-53 (2015-08-05)
Alicyclobacillus acidoterrestris has recently received much attention due to its implication in the spoilage of pasteurized fruit juices, which was manifested by the production of guaiacol. Vanillic acid and vanillin have been accepted as the biochemical precursors of guaiacol in
Rubén M Buey et al.
Applied microbiology and biotechnology, 99(22), 9577-9589 (2015-07-08)
Guanine nucleotides are the precursors of essential biomolecules including nucleic acids and vitamins such as riboflavin. The enzyme inosine-5'-monophosphate dehydrogenase (IMPDH) catalyzes the ratelimiting step in the guanine nucleotide de novo biosynthetic pathway and plays a key role in controlling
Intradomain Confinement of Disulfides in the Folding of Two Consecutive Modules of the LDL Receptor.
Juan Martínez-Oliván et al.
PloS one, 10(7), e0132141-e0132141 (2015-07-15)
The LDL receptor internalizes circulating LDL and VLDL particles for degradation. Its extracellular binding domain contains ten (seven LA and three EGF) cysteine-rich modules, each bearing three disulfide bonds. Despite the enormous number of disulfide combinations possible, LDLR oxidative folding
Valeria Costabile et al.
International journal of oncology, 46(5), 1913-1923 (2015-03-05)
Epithelial‑to‑mesenchymal transition (EMT) confers stem cell‑like phenotype and more motile properties to carcinoma cells. During EMT, the expression of E‑cadherin decreases, resulting in loss of cell‑cell adhesion and increased migration. Expression of Twist1 and other pleiotropic transcription factors, such as
H Harada et al.
Die Pharmazie, 70(10), 678-683 (2015-11-26)
Although chemical trapping has been widely used to evaluate cytochrome P450-mediated drug bioactivation, thus far, only a few in vitro-trapping studies have been performed on UDP-glucuronosyltransferase (UGT)-mediated drug bioactivation. In this study, we used cysteine (Cys) as trapping agent to
Yuechong Yue et al.
BMC genomics, 16, 470-470 (2015-06-19)
Hedychium coronarium is a popular ornamental plant in tropical and subtropical regions because its flowers not only possess intense and inviting fragrance but also enjoy elegant shape. The fragrance results from volatile terpenes and benzenoids presented in the floral scent
Noriko Wakabayashi-Ito et al.
Biology open, 4(5), 585-595 (2015-04-19)
Dystonia represents the third most common movement disorder in humans with over 20 genetic loci identified. TOR1A (DYT1), the gene responsible for the most common primary hereditary dystonia, encodes torsinA, an AAA ATPase family protein. Most cases of DYT1 dystonia
Fei Zhong et al.
Oncology letters, 10(3), 1416-1422 (2015-12-02)
Guggulsterone has recently been reported to demonstrate anti-tumor effects in a variety of cancers. The present study aims to investigate the biological roles and underlying mechanism of the action of guggulsterone in cholangiocarcinoma. The immortalized human cholangiocarcinoma Sk-ChA-1 and Mz-ChA-1
David W Greening et al.
Oncotarget, 6(35), 38166-38180 (2015-10-31)
Angiogenesis and epidermal growth factor receptor (EGFR) inhibition has been shown to have anti-tumour efficacy, and enhance the therapeutic effects of cytotoxic chemotherapy in metastatic colorectal cancer. The interplay of signalling alterations and changes in metabolism and hypoxia in tumours
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