Tingfang Li

ORCID: 0009-0008-6324-9993
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About
Contact & Profiles
Research Areas
  • Endometrial and Cervical Cancer Treatments
  • Advanced biosensing and bioanalysis techniques
  • DNA and Nucleic Acid Chemistry
  • Cervical Cancer and HPV Research
  • DNA Repair Mechanisms
  • Catalytic C–H Functionalization Methods
  • Ovarian cancer diagnosis and treatment
  • Sulfur-Based Synthesis Techniques
  • Asymmetric Hydrogenation and Catalysis
  • Telomeres, Telomerase, and Senescence
  • RNA Interference and Gene Delivery
  • Legume Nitrogen Fixing Symbiosis
  • Nematode management and characterization studies
  • Mesenchymal stem cell research
  • Cancer-related Molecular Pathways
  • Reproductive Biology and Fertility
  • Gynecological conditions and treatments
  • Toxin Mechanisms and Immunotoxins
  • Plant and Fungal Interactions Research
  • Cyclopropane Reaction Mechanisms
  • RNA modifications and cancer
  • Biochemical and Molecular Research
  • Metabolism and Genetic Disorders
  • Bladder and Urothelial Cancer Treatments
  • Gestational Trophoblastic Disease Studies

Tianjin Medical University
2018-2023

Jiangsu Academy of Agricultural Sciences
2021

Institute of Plant Protection
2021

Huaqiao University
2018-2020

East China University of Science and Technology
2017-2019

Xinjiang Medical University
2007-2012

Tumor Hospital of Xinjiang Medical University
2007-2011

Human CST (CTC1-STN1-TEN1) is an RPA-like complex that associates with G-rich single-strand DNA and helps resolve replication problems both at telomeres genome-wide. We previously showed binds disrupts G-quadruplex (G4) in vitro, suggesting may prevent vivo blocks to by resolving G4 structures. Here, we demonstrate unfolds similar efficiency RPA. In cells, recruited telomeric non-telomeric chromatin upon stabilization, even when ATR/ATM pathways were inhibited. STN1 depletion increases...

10.1093/nar/gkz264 article EN cc-by-nc Nucleic Acids Research 2019-04-03

The generation of 2,3-dihydro-benzo[c][1,2]diazepine derivatives via rhodium(III)-catalyzed [4+3] annulation pyrazolidinones and propargylic acetates is disclosed. reaction proceeds smoothly under relatively mild conditions from as novel C3 synthons. A range dinitrogen-fused heterocyclic compounds are readily accessed by this approach.

10.1021/acs.orglett.0c01139 article EN Organic Letters 2020-05-13

An efficient protocol to synthesize substituted benzo[4,5]imidazo[1,2- c]quinazolines starting from N-LG-2-phenylbenzoimidazole and dioxazolones catalyzed by Rh(III) or Ir(III) has been developed. Various could be easily provided in up 99% yield. A large range of substrates functional groups are compatible for this transformation. This method features low catalyst loading, acid-free conditions, solvent consumption.

10.1021/acs.joc.8b02396 article EN The Journal of Organic Chemistry 2018-11-15

The C═N double bond of 2H-imidazole has been employed as a C-electrophile for the ruthenium(II)-catalyzed [3 + 2] spiroannulation reaction 4-phenyl-2H-imidazoles and 2-alkynoates to synthesize spiroimidazole-4,1′-indenes. This strategy features high regioselectivity, broad functional group tolerance, use ruthenium catalyst, providing new method spirocycles with potential applications in pharmaceuticals.

10.1021/acs.orglett.0c02024 article EN Organic Letters 2020-08-12

PRIMPOL (primase-polymerase) is a recently discovered DNA primase-polymerase involved in damage tolerance and replication stress response eukaryotic cells. However, the detailed mechanism of to remains elusive. Here, we demonstrate that replication-related factors, including protein A (RPA), regulate accumulation subnuclear foci induced by inhibitors. Moreover, works at G-quadruplexes (G4s) human cells resolve G4s. The formation persists throughout cell cycle. We further competes with RAD51...

10.3724/abbs.2022165 article EN cc-by-nc-nd Acta Biochimica et Biophysica Sinica 2022-11-09

A series of 4-thiazolidinone derivatives were synthesized and evaluated as novel human dihydroorotate dehydrogenase (hDHODH) inhibitors. Compounds 26 31 displayed IC50 values 1.75 1.12 μM, respectively. The structure-activity relationship was summarized. Further binding mode analysis revealed that compound could form a hydrogen bond with Tyr38 water-mediated Ala55, which may be necessary for maintaining the bioactivities compounds in this series. structural optimization para- or...

10.1039/c7md00081b article EN MedChemComm 2017-01-01

Four series of novel 1,3-thiazin(thiazol)-4-one derivatives were synthesized by Suzuki coupling. Preliminary bioassays showed that most the compounds exhibited good inhibitory activity in vivo against root-knot nematodes, Meloidogyne spp. at 20 mg L −1 . Among tested compounds, we found two displayed 46.4% and 41.4% even 1 , respectively.

10.1177/1747519819857506 article EN Journal of Chemical Research 2019-05-01

Abstract Human CST (CTC1-STN1-TEN1) is an RPA-like complex that associates with G-rich single-strand DNA and helps resolve replication problems both at telomeres genome-wide. We previously showed binds disrupts G-quadruplex (G4) in vitro , suggesting may prevent vivo blocks to by resolving G4 structures. Here, we demonstrate unfolds similar efficiency RPA. In cells, recruited telomeric non-telomeric chromatin upon stabilization. STN1 depletion increases accumulation slows bulk genomic...

10.1101/354050 preprint EN cc-by-nc-nd bioRxiv (Cold Spring Harbor Laboratory) 2018-06-22
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