168 Works

Cell membrane-anchored anti-HIV single-chain antibodies and bifunctional inhibitors targeting the gp41 fusion protein: new strategies for HIV gene therapy

Yue Chen, Hongliang Jin, Xiaoran Tang, Li Li, Xiuzhu Geng, Yuanmei Zhu, Huihui Chong & Yuxian He
Emerging studies indicate that infusion of HIV-resistant cells could be an effective strategy to achieve a sterilizing or functional cure. We recently reported that glycosylphosphatidylinositol (GPI)-anchored nanobody or a fusion inhibitory peptide can render modified cells resistant to HIV-1 infection. In this study, we comprehensively characterized a panel of newly isolated HIV-1-neutralizing antibodies as GPI-anchored inhibitors. Fusion genes encoding the single-chain variable fragment (scFv) of 3BNC117, N6, PGT126, PGT128, 10E8, or 35O22 were constructed with...

Genome-wide identification and functional prediction of circular RNAs in response to heat stress in Chinese Holstein cows

Ying Qi, Lin Zhang, Yuemei Guo, Jing Wang, Mingxing Chu, Yiming Zhang, Junfei Guo & Qiuling Li
Heat stress (HS) leads to substantial economic loss of dairy industry each year. The negative effect of HS in dairy cows is becoming one of the more urgent issue due to accelerating side-effects of global warming. Various genes are involved in HS response but the information about the role of noncoding RNAs, especially circular RNAs (circRNAs) is largely unknown. In our study, we aimed to investigate the different expression profile of circRNAs between HS and...

MicroRNA-146a-5p enhances T helper 17 cell differentiation via decreasing a disintegrin and metalloprotease 17 level in primary sjögren’s syndrome

Xiaoyan Wang, Shaojun Xin, Youqing Wang, Duo Ju, Quan Wu, Ye Qiu, Xuemin Niu, Wei Liu, Jianyou Li & Pengtian Ji
In clinical practice, we found that microRNA (miR)-146a-5p is significantly up-regulated in peripheral blood mononuclear cells (PBMCs) of primary sjögren’s syndrome (pSS) patients. In vitro experiments confirmed that miR-146a-5p promotes T helper 17 (Th17) cell differentiation, but the specific mechanism is still unknown. To solve this problem, 20 pSS patients and 20 healthy subjects were enrolled in this study and PBMCs were isolated from their blood. The expression of the membrane IL-23 R (mIL-23 R)...

Down-regulation of HLA-DRs and HLA-DPs reflects the deficiency of antigen-presenting cells in endometrium from infertile women with and without ovarian endometriosis

Li Jiang, Xi Wang, Tingting Zhang, Huan Chen, Zhangming Wei, Tianjiao Li, Yuqing Wu, Zeying Li & Xiaoling Fang
This study aimed to explore common molecular changes in the infertile endometrium from women with and without endometriosis (EM). By analyzing the dataset GSE120103 from Gene Expression Omnibus, a total of 3252 shared differentially expressed genes were identified between ovarian EM in infertile vs. fertile endometrium and EM-free infertile vs. fertile endometrium. In addition, the gene annotation and pathway analysis of the shared differentially expressed genes with the same expression trend indicated that the pathway...

The synaptic marker neurogranin as a disease state biomarker in Alzheimer’s disease: a systematic review and meta-analysis

Zhibin Wang, Jianwei Yang, Wei Zhu, Yi Tang & Jianping Jia
Objective: Synaptic degeneration is the pathologic foundation of cognitive decline in the Alzheimer’s disease (AD) continuum. We aimed to determine whether cerebrospinal fluid (CSF) synaptic marker neurogranin (Ng) is a disease state or a disease stage biomarker in the AD continuum. Methods: Studies comparing CSF Ng levels among AD, mild cognitive impairment (MCI) and healthy participants were included. Studies were eligible if the correlation between CSF Ng levels and Mini-Mental Status Examination (MMSE) scores was...

Bioinformatics analysis reveals the competing endogenous RNA (ceRNA) coexpression network in the tumor microenvironment and prognostic biomarkers in soft tissue sarcomas

Dandan Zou, Yang Wang, Meng Wang, Bo Zhao, Fei Hu, Yanguo Li & Bingming Zhang
Soft tissue sarcomas (STSs) are rare, heterogeneous mesenchymal neoplasias. Understanding the tumor microenvironment (TME) and identifying potential biomarkers for prognosis associated with the TME of STS might provide effective clues for immune therapy. We evaluated the immune scores and stromal scores of STS patients by using the RNA sequencing dataset from The Cancer Genome Atlas (TCGA) database and the ESTIMATE algorithm. Then, the differentially expressed mRNAs (DEGs), miRNAs (DEMs) and lncRNAs (DELs) were identified after...

Circulating microRNA profile unveils mechanisms of action of acitretin for psoriasis vulgaris

Lin Chen, Jie Li, Ying Yao, Shanlong Wang, Shuangjin Zheng, Xinggang Ju & Bin Zhang
Psoriasis vulgaris is a common chronic and recurrent inflammatory skin disease. In clinical practice, acitretin is the first-line treatment drug for psoriasis vulgaris. MicroRNAs (miRNAs) play a vital role in the initiation and development of psoriasis vulgaris. However few studies focused on the mechanisms of acitretin in the treatment of psoriasis vulgaris from the perspective of miRNAs. Here, the expression profiles of circulating miRNAs in the plasma of 12 patients with psoriasis vulgaris before and...

Circulating microRNA profile unveils mechanisms of action of acitretin for psoriasis vulgaris

Lin Chen, Jie Li, Ying Yao, Shanlong Wang, Shuangjin Zheng, Xinggang Ju & Bin Zhang
Psoriasis vulgaris is a common chronic and recurrent inflammatory skin disease. In clinical practice, acitretin is the first-line treatment drug for psoriasis vulgaris. MicroRNAs (miRNAs) play a vital role in the initiation and development of psoriasis vulgaris. However few studies focused on the mechanisms of acitretin in the treatment of psoriasis vulgaris from the perspective of miRNAs. Here, the expression profiles of circulating miRNAs in the plasma of 12 patients with psoriasis vulgaris before and...

Structural insights into dpCoA-RNA decapping by NudC

Wei Zhou, Zeyuan Guan, Fen Zhao, Yage Ye, Fang Yang, Ping Yin & Delin Zhang
Various kinds of cap structures, such as m7G, triphosphate groups, NAD and dpCoA, protect the 5′ terminus of RNA. The cap structures bond covalently to RNA and affect its stability, translation, and transport. The removal of the caps is mainly executed by Nudix hydrolase family proteins, including Dcp2, RppH and NudC. Numerous efforts have been made to elucidate the mechanism underlying the removal of m7G, triphosphate group, and NAD caps. In contrast, few studies related...

Genome-wide comparison of the GRAS protein family in eight Rosaceae species and GRAS gene expression analysis in Chinese white pear (Pyrus bretschneideri Rehder)

Wenjing Chang, Manyi Sun, Mingyue Zhang, Zikai Tang, Jiawen Sheng, Yueyuan Liu, Bobo Song, Jiaming Li, Kejiao Zhao & Jun Wu
The GRAS protein family encodes a family of plant-specific transcription factors that have diverse and significant functions in regulating plant development and anthocyanin biosynthesis. Our study represents the comprehensive identification and comparison of GRAS protein family genes in the Rosaceae. Here, 535 GRAS genes were screened from eight Rosaceae species. Phylogenetic analysis revealed that whole-genome duplication (WGD) events and dispersed duplication events were the major mechanisms promoting the expansion of the GRAS protein family in...

Quasispecies of SARS-CoV-2 revealed by single nucleotide polymorphisms (SNPs) analysis

Rongsui Gao, Wenhong Zu, Yang Liu, Junhua Li, Zeyao Li, Yanling Wen, Haiyan Wang, Jing Yuan, Lin Cheng, Shengyuan Zhang, Yu Zhang, Shuye Zhang, Weilong Liu, Xun Lan, Lei Liu, Feng Li & Zheng Zhang
New SARS-CoV-2 mutants have been continuously indentified with enhanced transmission ever since its outbreak in early 2020. As an RNA virus, SARS-CoV-2 has a high mutation rate due to the low fidelity of RNA polymerase. To study the single nucleotide polymorphisms (SNPs) dynamics of SARS-CoV-2, 158 SNPs with high confidence were identified by deep meta-transcriptomic sequencing, and the most common SNP type was C > T. Analyses of intra-host population diversity revealed that intra-host quasispecies’...

A virulent Bacillus cereus strain from deep-sea cold seep induces pyroptosis in a manner that involves NLRP3 inflammasome, JNK pathway, and lysosomal rupture

Yan Zhao, Shuai Jiang, Jian Zhang, Xiao-Lu Guan, Bo-Guang Sun & Li Sun
Recent studies indicate that the Bacillus species is distributed in deep-sea environments. However, no specific studies on deep-sea Bacillus cereus have been documented. In the present work, we isolated a B. cereus strain, H2, from the deep-sea cold seep in South China Sea. We characterized the pathogenic potential of H2 and investigated H2-induced death of different types of cells. We found that H2 was capable of tissue dissemination and causing acute mortality in mice and...

Identification of significant genes and therapeutic agents for breast cancer by integrated genomics

Xiao Sun, Zhenzhen Luo, Liuyun Gong, Xinyue Tan, Jie Chen, Xin Liang & Mengjiao Cai
Breast cancer is the most commonly diagnosed malignancy in women; thus, more cancer prevention research is urgently needed. The aim of this study was to predict potential therapeutic agents for breast cancer and determine their molecular mechanisms using integrated bioinformatics. Summary data from a large genome-wide association study of breast cancer was derived from the UK Biobank. The gene expression profile of breast cancer was from the Oncomine database. We performed a network-wide association study...

Prediction of intrahepatic cholestasis of pregnancy in the first 20 weeks of pregnancy

Xinyuan Zhang, Yu Chen, Stephen Salerno, Yi Li, Libin Zhou, Xiaoxi Zeng & Huafeng Li
Intrahepatic cholestasis of pregnancy (ICP) is a pregnancy-specific liver disease associated with a significant risk of fetal complications including pre-term delivery and fetal death. Typically, it was diagnosed in the third trimester of pregnancy. This study utilized characteristics from routine maternal examinations in the first 20 weeks’ gestation to predict ICP in pregnant women. This is a retrospective case-control study. 13,329 medical records were collected on pregnant women presenting to the West China Second University...

Suppressed inflammation in obese children induced by a high-fiber diet is associated with the attenuation of gut microbial virulence factor genes

Hui Li, Guojun Wu, Liping Zhao & Menghui Zhang
In our previous study, a gut microbiota-targeted dietary intervention with a high-fiber diet improved the immune status of both genetically obese (Prader-Willi Syndrome, PWS) and simple obese (SO) children. However, PWS children had higher inflammation levels than SO children throughout the trial, the gut microbiota of the two cohorts was similar. As some virulence factors (VFs) produced by the gut microbiota play a role in triggering host inflammation, this study compared the characteristics and changes...

MicroRNA-146b-3p regulates the dysfunction of vascular smooth muscle cells via repressing phosphoinositide-3 kinase catalytic subunit gamma

Xijing Zhuang, Feng Gao, Lei Shi, Wei Liu, Wenjun Wang, Xuezhi He & Yang Gao
MicroRNAs are crucial regulators in the phenotype switch of vascular smooth muscle cells (VSMCs). Nonetheless, the role of miR-146b-3p in VSMCs remains unclear. In the present study, platelet-derived growth factor-BB (PDGF-BB) at different concentrations was employed to stimulate VSMCs for different times, to establish the model of VSMC dysfunction. The relative expression of miR-146b-3p was quantified by quantitative real-time polymerase chain reaction (qRT-PCR). The proliferation of VSMCs was measured by BrdU assay. Flow cytometry analysis...

Identification of the key genes and pathways involved in B cells in primary Sjögren’ s syndrome

Shizhen Lei & Yi Zhang
Primary Sjögren’ s syndrome (pSS) is a relatively common autoimmune disease, which mainly involves the exocrine glands, causing dry eye, dryness of mouth, fatigue and pain in the joints, thus severely affecting the normal lives of patients. B cell populations are considered to play an important role in their pathogenesis and pSS patients are generally characterized by exhibiting biological signs of B cell activation. Moreover, another important characterized change in the peripheral blood of pSS...

Identification of the key genes and pathways involved in B cells in primary Sjögren’ s syndrome

Shizhen Lei & Yi Zhang
Primary Sjögren’ s syndrome (pSS) is a relatively common autoimmune disease, which mainly involves the exocrine glands, causing dry eye, dryness of mouth, fatigue and pain in the joints, thus severely affecting the normal lives of patients. B cell populations are considered to play an important role in their pathogenesis and pSS patients are generally characterized by exhibiting biological signs of B cell activation. Moreover, another important characterized change in the peripheral blood of pSS...

Can warnings curb the spread of fake news? The interplay between warning, trust and confirmation bias

Kholekile L. Gwebu, Jing Wang & Ermira Zifla
Despite attempts by social media companies to curb the spread of fake news with warnings flagging news credibility, the effectiveness of such measures remains unclear. Through the lens of the cognitive dissonance theory and individuals’ trust in the news, this study develops a theoretical model that explains why and how warnings affect an individual’s intention to share fake news. The study empirically assesses the predicted relationships using experimental survey data from 382 individuals. The findings...

Can warnings curb the spread of fake news? The interplay between warning, trust and confirmation bias

Kholekile L. Gwebu, Jing Wang & Ermira Zifla
Despite attempts by social media companies to curb the spread of fake news with warnings flagging news credibility, the effectiveness of such measures remains unclear. Through the lens of the cognitive dissonance theory and individuals’ trust in the news, this study develops a theoretical model that explains why and how warnings affect an individual’s intention to share fake news. The study empirically assesses the predicted relationships using experimental survey data from 382 individuals. The findings...

Additional file 8 of Temporal expression study of miRNAs in the crown tissues of winter wheat grown under natural growth conditions

Menglei Wang, Chenhui Yang, Kangning Wei, Miao Zhao, Liqiang Shen, Jie Ji, Li Wang, Daijing Zhang, Junqiang Guo, Yun Zheng, Juanjuan Yu, Mo Zhu, Haiying Liu & Yong-Fang Li
Additional file 8: Table S5. Sequence of primers used in this study.

B7 family member H4 induces epithelial-mesenchymal transition and promotes the proliferation, migration and invasion of colorectal cancer cells

Yuzhen Yin, Lili Shi, Jing Yang, Hui Wang, Hang Yang & Qiang Wang
Colorectal cancer (CRC) is a common malignancy of the gastrointestinal tract, which has the second highest incidence among gastrointestinal tumors. At present, due to the limitations of current CRC treatment strategies, there is an urgent need for developing more effective therapies. B7 family member H4 (B7-H4) is associated with the progression of a wide spectrum of cancers, but its functional role in CRC is unknown. The purpose of this study is to clarify the role...

Circular RNA erythrocyte membrane protein band 4.1 assuages ultraviolet irradiation-induced apoptosis of lens epithelial cells by stimulating 5’-bisphosphate nucleotidase 1 in a miR-24-3p-dependent manner

Cuiyun Zhou, Xiaoqiong Huang, Xia Li & Yan Xiong
Apoptosis of lens epithelial cells contributed to the formation of age-related cataract (ARC), and previous data revealed that circular RNA (circRNA) was responsible for the underneath mechanism. The study was organized to explore the role of circular RNA erythrocyte membrane protein band 4.1 (circ_EPB41) in ultraviolet (UV) irradiation-induced apoptosis of lens epithelial cells. SRA01/04 cells were irradiated with UV to mimic the ARC cell model. The RNA levels of circ_EPB41, microRNA-24-3p (miR-24-3p), and 3ʹ(2ʹ), 5ʹ-bisphosphate...

Fetoscopy-guided bipolar cord coagulation in selective fetal reduction with complicated monochorionic diamniotic twins: a prospective cohort study

Hui R. Tang, Chen Y. Dai, Jie Li, Yi M. Dai, Tong Ru, Ya L. Li, Xian Xiao, Zhong T. Fan, Ya L. Hu & Ming M. Zheng
To assess the feasibility of fetoscopy-guided bipolar umbilical cord coagulation for selective fetal reduction in complicated monochorionic diamniotic (MCDA) twin pregnancies. MCDA twins undergoing fetoscopy-guided bipolar cord coagulation (BCC) were enrolled prospectively between December 2015 to March 2020 in a fetal medicine center. Twenty-three cases undergoing fetoscopy-guided BCC were finally analyzed, including 11 cases for type 2 selective intrauterine growth restriction, 4 cases for twin–twin transfusion syndrome, and 8 cases for a severe discordant anomaly....

HIF-1α promotes the keloid development through the activation of TGF-β/Smad and TLR4/MyD88/NF-κB pathways

Rui Lei, Jian Li, Feng Liu, Weihan Li, Shizhen Zhang, Yang Wang, Xi Chu & Jinghong Xu
A keloid is defined as an overgrowth of the dense fibrous tissues that form around a wound. Since they destroy the vascular network, keloid tissues often exhibit anoxic conditions. Hypoxia-inducible factor-1α (HIF-1α) is a core factor that mediates hypoxia stress responses and regulates the hypoxic cellular and biological behaviors. In this study, we found that the expression level of HIF-1α in keloid tissue was significantly higher than that in the normal skin tissue. Hypoxia-induced HIF-1α...

Registration Year

  • 2021
    168

Resource Types

  • Dataset
    168

Affiliations

  • Central South University
    168
  • Chinese Academy of Medical Sciences & Peking Union Medical College
    122
  • Sun Yat-sen University
    109
  • Shanghai Jiao Tong University
    109
  • Huazhong University of Science and Technology
    104
  • Zhejiang University
    101
  • Fudan University
    95
  • Chinese Academy of Sciences
    94
  • Capital Medical University
    93
  • Sichuan University
    89