Junchu Peng

ORCID: 0000-0003-1243-8993
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About
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Research Areas
  • Ziziphus Jujuba Studies and Applications
  • Genetic diversity and population structure
  • Genomics and Phylogenetic Studies
  • Plant and animal studies
  • Pharmacological Effects of Natural Compounds
  • Plant Stress Responses and Tolerance
  • Plant Diversity and Evolution
  • Plant Micronutrient Interactions and Effects
  • Aluminum toxicity and tolerance in plants and animals
  • Chromosomal and Genetic Variations
  • Plant nutrient uptake and metabolism
  • Phytochemistry and Biological Activities
  • Species Distribution and Climate Change
  • Ecology and Vegetation Dynamics Studies
  • Plant Reproductive Biology
  • Plant Disease Resistance and Genetics
  • Phytochemical Studies and Bioactivities
  • Yersinia bacterium, plague, ectoparasites research
  • Genetic Mapping and Diversity in Plants and Animals
  • Photosynthetic Processes and Mechanisms
  • Cancer Treatment and Pharmacology
  • Environmental DNA in Biodiversity Studies
  • Food Quality and Safety Studies
  • Plant and Fungal Species Descriptions
  • Natural product bioactivities and synthesis

Yunnan University
2020-2025

Chinese Academy of Sciences
2020-2023

Kunming Institute of Botany
2020-2023

University of Chinese Academy of Sciences
2020

South China Agricultural University
2017-2018

Sun Yat-sen Memorial Hospital
2018

Sun Yat-sen University
2018

The University of Texas Health Science Center at San Antonio
2013

Polyploidization is hypothesized to improve the freezing resistance of plants in cold regions. However, adaptive strategies and key physiological mechanisms involved resistant ability polyploids remain unclear. In Actinidia chinensis (kiwifruits), tetraploids hexaploids occupy higher altitude habitats with colder climates than diploids, providing a study system investigate responsible for differentiation between cytotypes. We characterized environmental conditions their natural distribution...

10.1111/oik.10181 article EN Oikos 2024-01-11

Abstract Mating systems play a crucial role in plant speciation. In particular, hybrid seed inviability is prevalent among species with different mating due to parental conflict for resource allocation offspring. However, whether such postzygotic barrier can be rapidly established recently diverged remains poorly understood. this study, we integrate population genomic and ecological approaches address question using pairs Aquilegia kansuensis A. ecalcarata , which approximately 0.256 Ma,...

10.1101/2025.04.09.647901 preprint EN cc-by-nc-nd bioRxiv (Cold Spring Harbor Laboratory) 2025-04-15

Abstract A potential mechanism to enhance utilization of sparingly soluble forms phosphorus (P) is the root secretion malate, which mainly mediated by ALMT gene family in plants. In this study, a total 34 GmALMT genes were identified soybean genome. Expression patterns diverged considerably among GmALMTs response phosphate (Pi) starvation leaves, roots and flowers, with expression altered P availability 26 . One root‐specific whose was significantly enhanced Pi‐starvation, GmALMT5 , studied...

10.1111/jipb.12604 article EN Journal of Integrative Plant Biology 2017-10-17

Proton (H+) and aluminum (Al) rhizotoxicity are two major factors limiting crop production in acid soils. Orthologues of the zinc-finger transcription factor, SENSITIVE TO PROTON RHIZOTOXICITY1 (STOP1), have been found to play an essential role tolerance both stresses by regulating multiple H+ Al tolerant genes. In present study, three GmSTOP1 homologues were identified soybean genome. All exhibited similar properties as reflected harboring four potential zinc finger domains, localizing...

10.3389/fpls.2018.00570 article EN cc-by Frontiers in Plant Science 2018-04-26

Cryptic diversity in evolutionary radiation offers an excellent system for investigating the intricacies of progress. Understanding evolution cryptic is imperative unraveling hidden complexities biodiversity. However, empirical evidence elucidating mechanisms behind remains limited, particularly plants. Here, we focus on a monophyletic group Aquilegia species mainly distributed mountains Southwest China, one world's biodiversity hotspots. Using whole-genome resequencing 158 individuals from...

10.1038/s42003-025-08120-w article EN cc-by-nc-nd Communications Biology 2025-04-30

Retrotransposons are the most abundant group of transposable elements (TEs) in plants, providing an extraordinarily versatile source genetic variation. Thlaspi arvense, a close relative model plant Arabidopsis thaliana with worldwide distribution, thrives from sea level to above 4,000 m elevation Qinghai-Tibet Plateau (QTP), China. Its strong adaptability renders it ideal system for studying adaptation extreme environments. However, how retrotransposons affect T. arvense genome evolution and...

10.3389/fpls.2021.772655 article EN cc-by Frontiers in Plant Science 2022-01-04

Abstract Techniques of reduced‐representation sequencing (RRS) have revolutionized ecological and evolutionary genomics studies. Precise establishment orthologs is a critical challenge for RRS, especially when reference genome absent. The proportion shared heterozygous sites across samples an alternative criterion filtering paralogs. In the prevailing pipeline variant calling RRS data – PYRAD/IPYRAD, maxSH often overlooked parameter with implications to detecting paralogs according...

10.1111/jse.12928 article EN Journal of Systematics and Evolution 2022-11-03

Megacodon is an ideal genus to study speciation and ecological adaptation in the Sino-Himalayan region. The contains two species distributed at different elevations separate areas. However, studies of this have long been impeded by a lack fieldwork on one its species, venosus. In study, we collected specimens found extraordinary new Lushui county north-west Yunnan province, which since named lushuiensis. We propose based both morphological molecular evidence. finding emphasized importance...

10.1016/j.pld.2020.05.003 article EN cc-by-nc-nd Plant Diversity 2020-06-01

Abstract Background How geographical isolation and ecological divergence act together to promote plant diversity in mountainous regions remains largely unknown. In this study, we chose two genera comprising a small number of species distributed the Sino-Himalayan region, Megacodon (Gentianaceae) Beesia (Ranunculaceae), which both exhibit fragmented distribution pattern are found across wide range elevations. By summarizing their common patterns speciation and/or processes, aim understand how...

10.1186/s12870-023-04593-1 article EN cc-by BMC Plant Biology 2023-11-17

Techniques of reduced-representation sequencing (RRS) have revolutionized ecological and evolutionary genomics studies. Precise establishment orthologs is a critical challenge for RRS, especially when reference genome absent. The proportion shared heterozygous sites across samples an alternative criterion filtering paralogs, as divergent lineages should be less likely to share heterozygosity. In the prevailing pipeline variant calling RRS data - PYRAD/IPYRAD, maxSharedH often overlooked...

10.22541/au.170670474.40083617/v1 preprint EN Authorea (Authorea) 2024-01-31

Five new monoterpenoid iridolactones, cornosides A – E (1 5) have been isolated from Cornus controversa. The structures of 1 5 were elucidated on the basis extensive spectroscopic analysis. Cornoside (1) is first natural cis-fused tricyclic dilactone iridoid possessing a 4S-methyl-1H-2,6-dioxahexahydorcyclopent [c, d]indene-1,7 (2 H)-dione ring system. B (2) exhibited potent liver X receptor (LXR) agonistic activity.

10.1055/s-0033-1348750 article EN Planta Medica 2013-07-04

Abstract Background: How geographical isolation and ecological divergence act together to promote plant diversity in mountainous regions remains largely unknown. In this study, we chose two small genera distributed the Sino-Himalayan region, Megacodon Beesia , which both exhibit a fragmented distribution pattern are found across wide range of altitudes. By summarizing their common patterns speciation and/or processes, aim understand how environmental changes accelerated lineage...

10.21203/rs.3.rs-2903093/v1 preprint EN cc-by Research Square (Research Square) 2023-05-12
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