Characterization, evolution and expression of the calmodulin1 genes from the amphioxus Branchiostoma belcheri tsingtauense.

abstract：:Pancreatic ductal adenocarcinoma is one of the deadliest malignant tumors, and many genes play important roles in its development. The hepatocyte nuclear factor-1a (HNF-1a) gene encodes HNF-1a, which is a transcriptional activator. HNF-1a regulates the tissue-specific expression of multiple genes, especially in pancre...

journal_title：Acta biochimica et biophysica Sinica

authors： Fan Z,Fan K,Deng S,Gong Y,Qian Y,Huang Q,Yang C,Cheng H,Jin K,Luo G,Liu C,Yu X

更新日期：2020-03-18 00:00:00

abstract：:NifA is the general transcriptional activator of nitrogen fixation genes in diazotrophic bacteria. In Rhizobium leguminosarum bv. viciae strain 8401/pRL1JI, the NifA gene is part of a gene cluster (fixABCXNifAB). In this study, results showed that in R. leguminosarum bv.viciae 8401/pRL1JI, host factor required (Hfq), ...

journal_title：Acta biochimica et biophysica Sinica

authors： Zhang Y,Hong G

更新日期：2009-09-01 00:00:00

abstract：:Mycobacterium tuberculosis (Mtb) is a Gram-positive pathogen which causes tuberculosis in both animals and humans. All tested rH-NS formulations induced a specific Th1 response, as indicated by increased production of interferon γ (IFN-γ) and interleukin 2 (IL-2) by lymphocytes in the spleen of mice which were immuniz...

journal_title：Acta biochimica et biophysica Sinica

authors： Liu Y,Chen S,Pan B,Guan Z,Yang Z,Duan L,Cai H

更新日期：2016-10-01 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：:Germ cell nuclear factor (GCNF) is a transcription factor that can repress gene transcription and plays an important role during spermatogenesis. Peroxisome proliferator-activated receptor delta (PPARdelta) is a nuclear hormone receptor belonging to the steroid receptor superfamily. It can activate the expression of m...

journal_title：Acta biochimica et biophysica Sinica

authors： He C,Ding N,Kang J

更新日期：2008-03-01 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：:It has been established that hyaluronic acid (HA) glycans (nHA) and oligosaccharide (oHA) exert different effects on the biological function of the vascular endothelial cell (EC), resulting in altered regulation of angiogenesis. However, the specific mechanism is still unclear. Our study focused on the effects of nHA ...

journal_title：Acta biochimica et biophysica Sinica

authors： Mo W,Yang C,Liu Y,He Y,Wang Y,Gao F

更新日期：2011-12-01 00:00:00

abstract：:Hypopharyngeal carcinoma (HC) is one of the most malignant tumors in the upper aerodigestive tract. Currently, there are no effective treatments for HC. Gold nanoparticles (AuNPs) are a promising tool that can be used for plasmonic photothermal therapy (PPTT), which refers to the use of electromagnetic radiation, most...

journal_title：Acta biochimica et biophysica Sinica

authors： Zhang Y,Cong L,He J,Wang Y,Zou Y,Yang Z,Hu Y,Zhang S,He X

更新日期：2018-06-01 00:00:00

abstract：:Proteomic techniques are promising strategies in the surveillance of hepatocellular carcinoma (HCC). This study aimed to investigate the serum profiling with magnetic bead (MB) and matrix-assisted laser desorption/ionization time-of-flight (MALDI-TOF) mass spectrometry (MS) and to further identify the biomarkers for H...

journal_title：Acta biochimica et biophysica Sinica

authors： Liu T,Xue R,Huang X,Zhang D,Dong L,Wu H,Shen X

更新日期：2011-07-01 00:00:00

abstract：:Ras homolog gene family member A (RhoA) has been identified as a critical regulator of tumor aggressive behavior. In this study, we assessed the role of RhoA in the mechanisms underlying growth, migration, and invasion of squamous cell carcinoma of tongue (TSCC). Stable RhoA knockdown of TSCC cell lines SCC-4 and CAL2...

journal_title：Acta biochimica et biophysica Sinica

authors： Yan G,Zou R,Chen Z,Fan B,Wang Z,Wang Y,Yin X,Zhang D,Tong L,Yang F,Jiang W,Fu W,Zheng J,Bergo MO,Dalin M,Zheng J,Chen S,Zhou J

更新日期：2014-08-01 00:00:00

abstract：:Canonical meiosis is characterized by two sequential rounds of nuclear divisions following one round of DNA replication-reductional segregation of homologous chromosomes during the first division and equational segregation of sister chromatids during the second division. Meiosis in an inverted order of two nuclear div...

journal_title：Acta biochimica et biophysica Sinica

authors： Li W,He X

更新日期：2020-07-10 00:00:00

abstract：:Castration-resistant prostate cancer (CRPC) is fatal and there is currently no effective clinical treatment. The antibiotic doxycycline has shown anti-cancer effect in several kinds of solid tumors including prostate cancer. In this study, a combination of doxycycline and doxorubicin was used to investigate the synerg...

journal_title：Acta biochimica et biophysica Sinica

authors： Zhu C,Yan X,Yu A,Wang Y

更新日期：2017-11-01 00:00:00

abstract：:CYP6F1 (GenBank/EMBL accession No. AY662654), a novel gene with a complete encoding sequence in the cytochrome P450 family 6, was cloned and sequenced from deltamethrin-resistant 4th instar larvae of Culex pipiens pallens. The cDNA sequence of CYP6F1 has an open reading frame of 1527 bp, which encodes a putative prote...

journal_title：Acta biochimica et biophysica Sinica

authors： Gong MQ,Gu Y,Hu XB,Sun Y,Ma L,Li XL,Sun LX,Sun J,Qian J,Zhu CL

更新日期：2005-05-01 00:00:00

abstract：:The effect of the guanosine triphosphatase activating proteins (GAPs) on spermatogenesis has been studied for years, though no GAPs have been explored in epididymis, an essential organ for sperm maturation. In this study, a new GAP member, designated as MacGAP, was cloned in human epididymis. The MacGAP gene encodes a...

journal_title：Acta biochimica et biophysica Sinica

authors： Li X,Liu Q,Liu S,Zhang J,Zhang Y

更新日期：2008-10-01 00:00:00

abstract：:Osteoarthritis (OA) is an age-related joint disease that is characterized by the degeneration of articular chondrocytes. Nuclear enzyme poly(ADP-ribose) polymerase 1 (PARP-1) is associated with inflammation response. We investigated the role of PARP-1 in interleukin-1β (IL-1β)-stimulated human articular chondrocytes a...

journal_title：Acta biochimica et biophysica Sinica

authors： Sun Y,Zhou L,Lv D,Liu H,He T,Wang X

更新日期：2015-06-01 00:00:00

abstract：:Nuclear factor kappa B (NF-κB) plays a prominent role in the pathogenesis of infectious diseases. Staphylococcus aureus (S. aureus), which can attach to and invade human osteoblasts, is the most common causative agent of osteomyelitis. To determine whether S. aureus can activate NF-κB in human osteoblasts and explore ...

journal_title：Acta biochimica et biophysica Sinica

authors： Ning R,Zhang X,Guo X,Li Q

更新日期：2010-12-01 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：:Epithelial-mesenchymal transition (EMT) is an important mechanism of cardiac fibrosis after myocardial infarction (MI). However, it remains unclear whether Snail1, an important regulator of EMT, is involved in cardiac fibrosis. In this study, we explored the expression patterns of Snail1 and a cardiac fibrosis marker-...

journal_title：Acta biochimica et biophysica Sinica

authors： Liu Y,Du J,Zhang J,Weng M,Li X,Pu D,Gao L,Deng S,Xia S,She Q

更新日期：2012-11-01 00:00:00

abstract：:Mitochondria play a key role in the regulation of apoptosis induced by numerous antitumor chemotherapeutic and other toxic agents. Photodynamic therapy (PDT) exerts significant cellular killing efficacy through either an apoptotic or necrotic cell death pathway. This study investigated the mechanism underlying the kil...

journal_title：Acta biochimica et biophysica Sinica

authors： Huang HF,Chen YZ,Wu Y

更新日期：2005-07-01 00:00:00

abstract：:Epigenetic regulation of gene expression is a dynamic and reversible process with DNA methylation, histone modifications, and chromatin remodeling. Recently, groundbreaking studies have demonstrated the importance of DNA and chromatin regulatory proteins from different aspects, including stem cell, development, and tu...

journal_title：Acta biochimica et biophysica Sinica

authors： Ning B,Li W,Zhao W,Wang R

更新日期：2016-01-01 00:00:00

abstract：:Posttranslational modifications (PTMs) of histone proteins, such as acetylation, methylation, phosphorylation, and ubiquitylation, play essential roles in regulating chromatin dynamics. Combinations of different modifications on the histone proteins, termed 'histone code' in many cases, extend the information potentia...

journal_title：Acta biochimica et biophysica Sinica

authors： Zhang X,Wen H,Shi X

更新日期：2012-01-01 00:00:00

abstract：:Community-acquired pneumonia (CAP) is a major concern in hospitals and the bacterial community of which has not been systemically discussed yet. Sputum from patients in the acute stages is a kind of accessible sample reflecting its features. In our study, we analyzed 45 sputum samples from 45 patients with CAP. Eighte...

journal_title：Acta biochimica et biophysica Sinica

authors： Chen C,Shen T,Tian F,Lin P,Li Q,Cui Z,Zhang Y,Xue M,Ye J,Guo X,Zhou Y

更新日期：2013-12-01 00:00:00

abstract：:The plasminogen activator inhibitor type-2 (PAI-2) dependent apoptosis protection is due to the 33 amino acids fragment located between helix C and D of PAI-2, this fragment may interact with some unknown intracellular proteins. In this study we used the fragment between helix C and D of PAI-2 as a bait to perform a y...

journal_title：Acta biochimica et biophysica Sinica

authors： Fan J,Zhang YQ,Li P,Tong C,Tan L,Zhu YS

更新日期：2004-09-01 00:00:00

abstract：:The low-molecular-weight protein tyrosine phosphatases (PTPase) exist ubiquitously in prokaryotes and eukaryotes and play important roles in the regulation of physiological activities. We report here the expression, purification and characterization of an active and soluble PTPase from Thermus thermophilus HB27 in Esc...

journal_title：Acta biochimica et biophysica Sinica

authors： Wang Y,Meng F,Zhang Y

更新日期：2009-08-01 00:00:00

abstract：:An L-amino acid oxidase (LAAO), NA-LAAO, was purified from the venom of Naja atra. Its N-terminal sequence shows great similarity with LAAOs from other snake venoms. NA-LAAO dose-dependently induced aggregation of washed human platelets. However, it had no activity on platelets in platelet-rich plasma. A low concentra...

journal_title：Acta biochimica et biophysica Sinica

authors： Li R,Zhu S,Wu J,Wang W,Lu Q,Clemetson KJ

更新日期：2008-01-01 00:00:00

abstract：:It has been shown that Fructus Ligustri Lucidi (FLL), a promising traditional Chinese medicine, can inhibit the growth of tumors. However, the effective component and molecular mechanism of FLL act to inhibit tumor proliferation are unclear. In this study, we demonstrated that oleanolic acid (OA), a principal chemical...

journal_title：Acta biochimica et biophysica Sinica

authors： Zhang P,Li H,Chen D,Ni J,Kang Y,Wang S

更新日期：2007-10-01 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：: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：:Reactive oxygen species (ROS), including H(2)O(2), play a critical role in the pathophysiology of osteoporosis. Therefore, agents or antioxidants that can inhibit ROS production have a high clinical value in the treatment of osteoporosis. Curculigoside (CUR), one of the main bioactive phenolic compounds isolated from ...

journal_title：Acta biochimica et biophysica Sinica

authors： Wang Y,Zhao L,Wang Y,Xu J,Nie Y,Guo Y,Tong Y,Qin L,Zhang Q

更新日期：2012-05-01 00:00:00

abstract：:Growth arrest specific 2 (GAS2) modulates cell cycle, apoptosis, and Calpain activity. GAS2-Calpain2 axis is required for the growth of BCR-ABL(+) hematopoietic cells and chronic myeloid leukemia cells. However, the expression of GAS2 in acute leukemia patients remains unclear and what role GAS2-Calpain2 axis plays in...

journal_title：Acta biochimica et biophysica Sinica

authors： Sun L,Zhou H,Liu H,Ge Y,Zhang X,Ma W,Wu D,Zhao Y

更新日期：2015-10-01 00:00:00