Chengdong Wang

ORCID: 0000-0001-7871-1951
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About
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Research Areas
  • Genomics and Phylogenetic Studies
  • Genetic diversity and population structure
  • Molecular Biology Techniques and Applications
  • Vector-borne infectious diseases
  • Cancer-related molecular mechanisms research
  • Plant Pathogens and Fungal Diseases
  • MicroRNA in disease regulation
  • Microbial infections and disease research
  • Gut microbiota and health
  • Pharmaceutical and Antibiotic Environmental Impacts
  • Physiological and biochemical adaptations
  • Antibiotics Pharmacokinetics and Efficacy
  • Probiotics and Fermented Foods
  • Single-cell and spatial transcriptomics
  • Virus-based gene therapy research
  • Fungal and yeast genetics research
  • Plant and Fungal Interactions Research
  • Microbial Natural Products and Biosynthesis
  • Antibiotic Resistance in Bacteria
  • Antifungal resistance and susceptibility
  • Turtle Biology and Conservation
  • Genetic and phenotypic traits in livestock
  • Escherichia coli research studies
  • Animal health and immunology
  • Clostridium difficile and Clostridium perfringens research

Chengdu Research Base of Giant Panda Breeding
2016-2025

State Forestry and Grassland Administration
2022-2025

Xiamen University
2025

First Affiliated Hospital of Dalian Medical University
2022

Anhui Science and Technology University
2022

Anhui University of Science and Technology
2022

Dalian Medical University
2022

Sichuan Agricultural University
2011-2017

Sichuan University
2016

The physiological role of miRNAs is widely understood to include fine-tuning the post-transcriptional regulation a wide array biological processes. Extensive studies have indicated that exosomal in bodily fluids various organisms can be transferred between living cells for delivery gene silencing signals. Here, we illustrated expression characteristics giant panda breast milk during distinct lactation periods and highlighted enrichment immune- development-related endogenous colostral mature...

10.1038/s41598-017-03707-8 article EN cc-by Scientific Reports 2017-06-08

Abstract Background In this study, we sequenced and phylogenetic analyses of the VP2 genes from twelve canine parvovirus (CPV) strains obtained eleven domestic dogs a giant panda ( Ailuropoda melanoleuca ) in China. A novel was detected Results Nucleotide analysis capsid protein gene classified CPV as new CPV-2a type. Substitution Gln for Arg at conserved 370 residue presents an unusual variation amino acid sequence is further evidence continuing evolution virus. Conclusions These findings...

10.1186/1743-422x-10-163 article EN cc-by Virology Journal 2013-05-26

A female giant panda presented with a large, hard mass on the right cheek, which was investigated at Dujiangyan Base of China Conservation and Research Center for Giant Panda computed tomography (CT) scans biopsy oral mass, as well venous blood sampling. Hematological tests revealed elevated levels tumor marker CA724, along infectious disease, anemia, hepatic damage, renal failure. Imaging studies identified soft tissue in cheek area. Macroscopic pathological changes, histopathological...

10.3389/fvets.2024.1500679 article EN cc-by Frontiers in Veterinary Science 2025-02-04

The performance of the donor–acceptor polymer PDPP-TEG-2Tz in organic electrochemical transistors was investigated using various anions.

10.1039/d5nr00379b article EN cc-by-nc Nanoscale 2025-01-01

The independent dietary shift from carnivore to herbivore with over 90% being bamboo in the giant and red pandas is of great interests biologists. Although previous studies have shown convergent evolution at both morphological molecular level, gut microbiota these remains largely unknown. goal this study was determine whether converged due same diet, or diverged. We characterized fecal two species by pyrosequencing 16S V1-V3 hypervariable regions using 454 GS FLX Titanium platform. also...

10.1038/srep10185 article EN cc-by Scientific Reports 2015-05-18

Reintroduction is a key approach in the conservation of endangered species. In recent decades, many reintroduction projects have been conducted for purposes, but rate success has low. Given important role gut microbiota health and diseases, we questioned whether would play crucial giant panda's wild-training process. The wild procedure when captive-born babies live with their mothers wilderness enclosure learn survival skills from mothers. During process, baby pandas undergo tests regular...

10.1002/ece3.5963 article EN Ecology and Evolution 2020-01-01

Sperm cryopreservation and artificial insemination are important methods for giant panda breeding preservation of extant genetic diversity. Lower conception rates limit the use with frozen-thawed sperm, due to lack understanding cryodamaging or cryoinjuring mechanisms in cryopreservation. Long non-coding RNAs (lncRNAs) involved regulating spermatogenesis. However, their roles during remain largely unexplored. Therefore, this study aimed identify differentially expressed lncRNAs mRNAs...

10.3390/ijms19103066 article EN International Journal of Molecular Sciences 2018-10-08

Although Escherichia coli typically colonizes the intestinal tract and vagina of giant pandas, it has caused enteric systemic disease in pandas greatly impacts health survival this endangered species. In order to understand distribution characteristics E. from 67 fecal 30 vaginal isolates 21 were characterized for O serogroups, phylogenetic groups, antimicrobial susceptibilities, pulsed-field gel electrophoresis (PFGE) profiles. addition, these tested presence extraintestinal pathogenic...

10.1128/aem.01367-13 article EN Applied and Environmental Microbiology 2013-06-22

Post-thawed sperm quality parameters vary across different species after cryopreservation. To date, the molecular mechanism of cryoinjury, freeze-tolerance and other influential factors are largely unknown. In this study, significantly dysregulated microRNAs (miRNAs) mRNAs in boar giant panda with cryo-resistance capacity were evaluated. From result miRNA profile fresh frozen-thawed sperm, a total 899 mature, novel miRNAs identified, 284 found to be (195 up-regulated 89 down-regulated)....

10.3390/biom9090432 article EN cc-by Biomolecules 2019-09-01

Abstract Background Canine distemper virus (CDV) infects a variety of carnivores, including wild and domestic Canidae. In this study, we sequenced phylogenetic analyses the hemagglutinin (H) genes from eight canine isolates obtained seven raccoon dogs ( Nyctereutes procyonoides ) giant panda Ailuropoda melanoleuca in China. Results Phylogenetic analysis partial gene sequences showed close clustering for geographic lineages, clearly distinct vaccine strains other wild-type foreign CDV...

10.1186/1743-422x-10-109 article EN cc-by Virology Journal 2013-04-08

Vision plays a crucial role in the survival of animals, and visual system has particularly selectively evolved response to environment, ecological niche, species habitats vertebrate species. To date, horizontal streak retinal ganglion cell (RGC) distribution pattern is observed across mammal Here, we report that giant panda's vertically oriented streak, combined with current evidence animal's forward-placed eyes, ocular structure, neural topographic patterns, presents emergence well-adapted...

10.1002/cne.25661 article EN The Journal of Comparative Neurology 2024-08-01

In the giant panda, adaptation to a high-fiber environment is first step for adequate functioning of intestinal bacteria, as high cellulose content gut due panda's vegetarian appetite results in harsh environment. As an excellent producer several enzymes and vitamins, Bacillus subtilis imparts various advantages animals. our previous study, we determined that strains B. isolated from pandas exhibited good decomposition ability, hypothesized this bacterial species can survive adapt well To...

10.1371/journal.pone.0116935 article EN cc-by PLoS ONE 2015-02-06

The giant panda (Ailuropoda melanoleuca) is a vulnerable species and charismatic member of zoological collections worldwide. Despite its importance as representative for global wildlife conservation efforts, no studies to date have described normal cell morphology or cytoplasmic constituents by traditional techniques such cytochemical staining evaluation ultrastructural features. objective this study was accurately identify characterize the leukocytes platelets clinically healthy pandas...

10.3389/fvets.2020.00156 article EN cc-by Frontiers in Veterinary Science 2020-03-24

Recently, an increasing number of microsatellites or simple sequence repeats (SSRs) have been found and characterized from transcriptomes. Such SSRs can be employed as putative functional markers to easily tag corresponding genes, which play important role in biomedical studies genetic analysis. However, the transcriptome-derived for giant panda (Ailuropoda melanoleuca) are not yet available. In this work, we identified 20 tetranucleotide microsatellite loci a transcript database generated...

10.1093/jhered/esw024 article EN Journal of Heredity 2016-04-25

Gene differential expression studies can serve to explore and understand the laws characteristics of animal life activities, difference in gene between different tissues has been well demonstrated studied. However, for world-famous rare protected species giant panda (Ailuropoda melanoleuca), only transcriptome blood spleen reported separately. Here, order differences panda, profiles heart, liver, spleen, lung, kidney from five captive pandas were constructed with Illumina HiSeq 2500...

10.1155/2020/3852586 article EN cc-by BioMed Research International 2020-01-01

Medullary thyroid carcinoma (MTC) is a malignant neuroendocrine tumor with high recurrence rate. Amyloid plaques formed from the misfolding of calcitonin are key characteristics MTC. Herein, we conducted first-in-human pilot clinical study by applying β-amyloid-specific radiotracer, [18F]AV-45, to positron emission tomography (PET)/computed (CT) imaging The presence amyloid in tissue sections five MTC patients was confirmed hematoxylin and eosin (H&E) Congo Red staining. [18F]AV-45...

10.1021/acs.molpharmaceut.1c00680 article EN cc-by Molecular Pharmaceutics 2022-01-04

Captive populations provide a precious genetic resource for endangered animals and source of individuals reintroduction to depleted habitats. Therefore, accuracy in determining paternity is vital importance managing captive selecting representative known characteristics release. In this study, we established fast effective method conduct testing giant pandas the Wolong population. This technique uses two highly polymorphic microsatellites initially, subsequent use five less markers then...

10.1007/s11434-011-4571-3 article EN cc-by-nc Chinese Science Bulletin 2011-08-01

Ovarian cancer is diagnosed clinically by detecting ovarian cancer-related factors and markers. Here, we report a case of giant panda tumor metastasis with combination clinical histopathological diagnosis. Histopathological studies revealed severe lesions cells in the ovaries, lungs, spleen, kidneys perianal tissue. Immunohistochemistry staining showed that markers B7-H4, CA125, HE4 were highly expressed kidneys, ovaries Tumor marker tests detected significantly high levels AFP serum....

10.1186/s12917-018-1630-x article EN cc-by BMC Veterinary Research 2018-10-12

The blood-sucking tick Haemaphysalis hystricis is a common ectoparasite of the giant panda and represents significant threat to both wild captive populations. Herein, complete mitogenome H. was sequenced using Illumina sequencing technology. sequence 14,715 bp in size encoded 37 genes including 13 protein-coding genes, 22 transfer RNAs, two ribosomal RNAs. Phylogeny revealed that isolates hystricis, regardless host origins locations, grouped together had closer relationship with longicornis...

10.1080/23802359.2020.1731352 article EN cc-by-nc Mitochondrial DNA Part B 2020-02-27
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