Crystal structures of human dipeptidyl peptidase IV in its apo and diprotin B-complexed forms.

abstract：:Glyceraldehyde-3-phosphate dehydrogenase (GAPDH) (EC 1.2.1.12), a key enzyme of carbon metabolism, was purified and characterized to homogeneity from skeletal muscle of Camelus dromedarius. The protein was purified approximately 26.8 folds by conventional ammonium sulphate fractionation followed by Blue Sepharose CL-6...

journal_title：Acta biochimica et biophysica Sinica

authors： Fourrat L,Iddar A,Soukri A

更新日期：2007-02-01 00:00:00

abstract：:Cordycepin (3'-deoxyadenosine) is a naturally occurring adenosine analog and one of the bioactive constituents isolated from Cordyceps sinensis, species of the fungal genus Cordyceps. It has traditionally been a prized Chinese folk medicine for the human well-being. However, the actions of cordycepin against renal isc...

journal_title：Acta biochimica et biophysica Sinica

authors： Han F,Dou M,Wang Y,Xu C,Li Y,Ding X,Xue W,Zheng J,Tian P,Ding C

更新日期：2020-02-03 00:00:00

abstract：:Peroxisome proliferator-activated receptor-γ (PPAR-γ) is expressed in pancreatic β cells and is involved in insulin secretion. However, the precise mechanisms remain unclear. Calcium/calmodulin-dependent serine protein kinase (CASK), which plays a vital role in the anchoring of insulin granules on pancreatic β cell me...

journal_title：Acta biochimica et biophysica Sinica

authors： Zhang K,Yuan Q,Xie J,Yuan L,Wang Y

更新日期：2019-07-10 00:00:00

abstract：:Kaempferol is a flavonoid that has been reported to exhibit antitumor activity in various malignant tumors. However, the role of kaempferol on cholangiocarcinoma (CCA) is largely unknown. In this article, we found that kaempferol inhibited proliferation, reduced colony formation ability, and induced apoptosis in HCCC9...

journal_title：Acta biochimica et biophysica Sinica

authors： Qin Y,Cui W,Yang X,Tong B

更新日期：2016-03-01 00:00:00

abstract：:Recent studies have suggested that antibodies can catalyze the generation of unknown oxidants including hydrogen peroxide (H2O2) and ozone (O3) from singlet oxygen (1O2) and water. This study is aimed to detect the effect of antibody-catalyzed water oxidation on atherosclerosis. Our results showed that both H2O2 and O...

journal_title：Acta biochimica et biophysica Sinica

authors： Peng KJ,Huang YS,An LN,Han XQ,Zhang JG,Wang QL,Sun J,Wang SR

更新日期：2006-06-01 00:00:00

abstract：:Acyl-coenzymeA:cholesterol acyltransferase 2 (ACAT2) is abundantly expressed in intestine and fetal liver of healthy human. Our previous studies have shown that in monocytic cells the low-level expression of human ACAT2 gene with specific CpG-hypomethylated promoter is regulated by the CCAAT/enhancer binding protein (...

journal_title：Acta biochimica et biophysica Sinica

authors： Guo D,Zhang X,Li Q,Qian L,Xu J,Lu M,Hu X,Zhu M,Chang CC,Song B,Chang T,Xiong Y,Li B

更新日期：2016-11-01 00:00:00

abstract：:OsEBP-89 gene encodes an ethylene responsive element binding protein (EREBP) transcription factor from rice (Oryza sativa). Northern blot analysis revealed that OsEBP-89 was expressed in root, stem, seeds, flowers and leaves of rice. Histochemical assay showed that GUS expressed mainly in phloem of vascular tissues of...

journal_title：Acta biochimica et biophysica Sinica

authors： Shen H,Wang ZY

更新日期：2004-01-01 00:00:00

abstract：:Receptor of human interleukin 4 (hIL4R) has been found to be present on many types of cancer, so it may be a good target for cancer therapy. Here, fusion toxin gene DT4H has been constructed by fusing DNA sequence encoding the first 389 amino acids of diphtherial toxin (DT), which can not bind its own receptor, to hum...

journal_title：Acta biochimica et biophysica Sinica

authors： Zhang YJ,Hu XB,Li SX,Tian LP,Yang SL,Gong Y

更新日期：2004-06-01 00:00:00

abstract：:PKZ, protein kinase containing Z-DNA domains, is a novel member of the vertebrate eIF2α kinase family. Containing a catalytic domain in C-terminus and two Z-DNA binding domains (Zα1 and Zα2) in N-terminus, PKZ can be activated through the binding of Zα to Z-DNA. However, the regulatory function of PKZ Zα remains to be...

journal_title：Acta biochimica et biophysica Sinica

authors： Lu P,Deng S,Wu C,Zhu Y,Liu Y,Lin G,Yan Y,Hu C

更新日期：2013-12-01 00:00:00

abstract：:Mutant N-terminal huntingtin (Htt) protein resulting from Huntington's disease (HD) with expanded polyglutamine accumulates and forms aggregates in vulnerable neurons. Both ubiquitin proteasomal and autophagic pathways contribute to the degradation of mutant Htt. Here, we focus on the involvement of chaperone-mediated...

journal_title：Acta biochimica et biophysica Sinica

authors： Qi L,Zhang XD

更新日期：2014-02-01 00:00:00

abstract：:Caveolin-1 is regulated by estrogen in vascular smooth muscle cells. Raloxifene, a selective estrogen receptor modulator that possibly has cardioprotective properties without an increased risk of cancer or other side effects of estrogen, may be used in women with risk of coronary artery disease. However, the relations...

journal_title：Acta biochimica et biophysica Sinica

authors： Yang FL,He H,Liu XX,Tu B,Zeng XW,Su JX,Wang X,Hu Q

更新日期：2006-11-01 00:00:00

abstract：:Heat shock protein 90 (Hsp90) is a fascinating target for cancer therapy due to its significant role in the crossroad of multiple signaling pathways associated with cell proliferation and regulation. Hsp90 inhibitors have the potential to be developed into anti-cancer drugs. Here, we identified nicotinic-mycoepoxydien...

journal_title：Acta biochimica et biophysica Sinica

authors： Sun Y,Xiao S,Chen J,Wang M,Zheng Z,Song S,Zhang L

更新日期：2015-06-01 00:00:00

abstract：:HEAT repeat-containing protein 1 (HEATR1) is related to the progression of several cancers. However, the role of HEATR1 in gastric cancer (GC) remains unknown. In the present study, we aimed to detect the expression of HEATR1 in GC and identify its role. The expressions of HEATR1 in GC tissues were analyzed using The ...

journal_title：Acta biochimica et biophysica Sinica

authors： Zhao J,Zhu Y,Fu Q,Zhu Y,Zhao G

更新日期：2020-09-08 00:00:00

abstract：:Apoptosis, or programmed cell death, is an essential physiological process that plays a critical role in development and tissue homeostasis. The progress of apoptosis is regulated in an orderly way by a series of signal cascades under certain circumstances. The caspase-cascade system plays vital roles in the induction...

journal_title：Acta biochimica et biophysica Sinica

authors： Fan TJ,Han LH,Cong RS,Liang J

更新日期：2005-11-01 00:00:00

abstract：:Some barley mutants can synthesize neither anthocyanins nor proanthocyanidins in the seed coat, which is related to several genes in locus Ant13, but the exact model of action remains unknown. We used the cDNA microarray technology with barley transcription-deficient mutant (ant13-152) that does not synthesize proanth...

journal_title：Acta biochimica et biophysica Sinica

authors： Pang JS,He MY,Liu B

更新日期：2004-10-01 00:00:00

abstract：:Defective DNA damage response is a threat to genome stability and a proven cause of tumorigenesis. C21ORF2 (chromosome 21 open reading frame 2) is a novel gene on chromosome 21, and the C21ORF2 protein is found to interact with NEK1. Earlier studies showed that C21ORF2 might be associated with some human genetic disea...

journal_title：Acta biochimica et biophysica Sinica

authors： Fang X,Lin H,Wang X,Zuo Q,Qin J,Zhang P

更新日期：2015-10-01 00:00:00

abstract：:Heterotrimeric G-proteins localized in the plasma membrane convey the signals from G-protein-coupled receptors (GPCRs) to different effectors. At least some types of G-protein α subunits have been shown to be partly released from plasma membranes and to move into the cytosol after receptor activation by the agonists. ...

journal_title：Acta biochimica et biophysica Sinica

authors： Drastichova Z,Novotny J

更新日期：2012-08-01 00:00:00

abstract：:Hyperglycemia-mediated reactive oxygen species (ROS) accumulation plays an important role in hyperglycemia-induced endothelial injury. Kelch-like ECH-associated protein 1 (Keap1)/nuclear factor erythroid 2-related factor 2 (Nrf2)/antioxidant response element (ARE) pathway inhibition participates in hyperglycemia-induc...

journal_title：Acta biochimica et biophysica Sinica

authors： Chen X,Qi J,Wu Q,Jiang H,Wang J,Chen W,Mao A,Zhu M

更新日期：2020-05-26 00:00:00

abstract：:Prion diseases are a group of transmissible fatal neurodegenerative disorders of humans and animals, including bovine spongiform encephalopathy, scrapie, and Creutzfeldt-Jakob disease. Microglia, the resident macrophages of the central nervous system, are exquisitely sensitive to pathological tissue alterations, alter...

journal_title：Acta biochimica et biophysica Sinica

authors： Zhang S,Yang L,Kouadir M,Tan R,Lu Y,Chang J,Xu B,Yin X,Zhou X,Zhao D

更新日期：2013-09-01 00:00:00

abstract：:Human-induced pluripotent stem (iPS) cells share the same key properties as embryonic stem cells, and may be generated from patient- or disease-specific sources, which makes them attractive for personalized medicine, drug screens, or cellular therapy. Long-term cultivation and maintenance of normal iPS cells in an und...

journal_title：Acta biochimica et biophysica Sinica

authors： Liu T,Chen Q,Huang Y,Huang Q,Jiang L,Guo L

更新日期：2012-03-01 00:00:00

abstract：:Hepatitis B virus (HBV)-specific cytotoxic T lymphocytes (CTLs) play a vital role in viral control and clearance. Recent studies have elucidated that Tapasin, an endoplasmic reticulum chaperone, is a well-known molecule that appears to be essential in peptide-loading process. The Janus kinase/signal transducers and ac...

journal_title：Acta biochimica et biophysica Sinica

authors： Wu S,Chen X,Tang Y,Zhang Y,Li D,Chen J,Wang J,Tang Z,Zang G,Yu Y

更新日期：2018-02-01 00:00:00

abstract：:To test the hypothesis that hypoxia inducible factor-1 alpha (HIF-1alpha) up-regulated the expression of heme oxygenase-1 (HO-1) gene in pulmonary arteries of rats with hypoxia-induced pulmonary hypertension, 8 male Wistar rats in each of 5 groups were exposed to hypoxia for 0, 3, 7, 14 or 21 d, respectively. Mean pul...

journal_title：Acta biochimica et biophysica Sinica

authors： Li QF,Dai AG

更新日期：2004-02-01 00:00:00

abstract：:Ribosome-inactivating proteins (RIPs) are a group of toxic proteins that can specifically act on the universally conserved sarcin/ricin domain (S/R domain) of the largest RNA in ribosome and thus irreversibly inactivate ribosome for protein synthesis. Cinnamomin is a multifunctional type II RIP isolated in our laborat...

journal_title：Acta biochimica et biophysica Sinica

authors： Xu H,Liu WY

更新日期：2004-03-01 00:00:00

abstract：:Although Ca(V)1.3 channels are known to be essential for neuronal excitation and signal transduction in the auditory system, their expression patterns in the cochlea are still not fully understood, particularly in the regions where non-sensory cells are located. We performed immunohistochemistry, western blotting and ...

journal_title：Acta biochimica et biophysica Sinica

authors： Chen J,Chu H,Xiong H,Chen Q,Zhou L,Bing D,Liu Y,Gao Y,Wang S,Huang X,Cui Y

更新日期：2012-06-01 00:00:00

abstract：:The Hippo pathway plays important roles in organ development, tissue regeneration, and human diseases, such as cancer. In the canonical Hippo pathway, the MST1/2-LATS1/2 kinase cascade phosphorylates and inhibits transcription coactivators Yes-associated protein and transcription coactivator with PDZ-binding motif and...

journal_title：Acta biochimica et biophysica Sinica

authors： Cao X,Wang C,Liu J,Zhao B

更新日期：2020-07-10 00:00:00

abstract：:The aim of this study is to construct a lentiviral expression vector containing a scavenger receptor (SR-PSOX) that binds with uniquely phosphatidylserine and oxidized lipoprotein with six histidine tags and to investigate the function of SR-PSOX in atherosclerosis. We utilize the ViraPower lentiviral expression syste...

journal_title：Acta biochimica et biophysica Sinica

authors： Quan Z,Yang H,Yang Y,Yan B,Cao R,Wen G,Liu C,Xu Y

更新日期：2007-03-01 00:00:00

abstract：:We cloned and isolated a cysteine-rich protein, designated Mr30, from Conus marmoreus. Mr30 belongs to the cysteine-rich secretory protein family that is highly homologous to Tex31 previously obtained from Conus textile and reported as a protease responsible for processing of pro-conotoxins. Mr30, purified by a proced...

journal_title：Acta biochimica et biophysica Sinica

authors： Qian J,Guo ZY,Chi CW

更新日期：2008-02-01 00:00:00

abstract：:Liver X receptors (LXRs) have anti-inflammatory properties. Whether LXRs play a role in post-transcriptional control of inflammatory cytokine expression is not clear. Here, we firstly identified that the synthetic LXR agonist T0901317 promoted IL-1β, IL-6 and TNFα mRNA degradation. Moreover, T0901317 destabilized TNFα...

journal_title：Acta biochimica et biophysica Sinica

authors： Xiao J,Chen Q,Tang D,Ou W,Wang J,Mo Z,Tang C,Peng L,Wang D

更新日期：2017-03-01 00:00:00

abstract：:Cortactin, an actin-binding protein and a substrate of Src, is encoded by the EMS1 oncogene. Cortactin is known to activate Arp2/3 complex-mediated actin polymerization and interact with dynamin, a large GTPase and proline rich domain-containing protein. Transferrin endocytosis was significantly reduced in cells by kn...

journal_title：Acta biochimica et biophysica Sinica

authors： Chen L,Wang ZW,Zhu JW,Zhan X

更新日期：2006-02-01 00:00:00

abstract：:Lung cancer is one of the most lethal cancers in China because of high incidence and high mortality. Cyclooxygenase-2 (COX-2) and vessel endothelial growth factor C (VEGF-C) were found to play an important role in lymphangiogenesis of malignant tumors. In this study, we investigated whether lymphatic microvessel densi...

journal_title：Acta biochimica et biophysica Sinica

authors： Guo X,Chen Y,Xu Z,Xu Z,Qian Y,Yu X

更新日期：2009-03-01 00:00:00