A library of sulfonate and sulfonamide derivatives of Resveratrol was synthesized and tested for its aromatase inhibitory potential. Interestingly, sulfonate derivatives were found to be more active than sulfonamide bioisosteres with IC values in the low micromolar range. The sulfonate analogues - and exhibited good in vitro antiproliferative activity on the MCF7 cell line, evidenced by MTT and LDH release assays. Structure-activity relationships suggested that electronic and lipophilic properties could have a different role in promoting the biological response for sulfonates and sulfonamides, respectively. Docking studies disclosed the main interactions at a molecular level of detail behind the observed inhibition of the more active compounds whose chemical stability has been evaluated with nano-liquid chromatography. Finally, - and were highlighted as sulfonates to be further developed as novel and original aromatase inhibitors.
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http://dx.doi.org/10.3390/ph14100984 | DOI Listing |
Sci Rep
January 2025
School of Pharmaceutical Science and Technology, Tianjin University, Tianjin, 300072, China.
Yeast sex-hormone whole-cell biosensors are analytical tools characterized by long-time storage and low production cost. We engineered compact β-estradiol biosensors in S. cerevisiae cells by leveraging short (20-nt long) operators bound by the fusion protein LexA-ER-VP64-where ER is the human estrogen receptor and VP64 a strong viral activation domain.
View Article and Find Full Text PDFAm J Case Rep
January 2025
Department of Obstetrics and Gynecology, Hualien Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, Hualien, Taiwan.
BACKGROUND Studies using transgenic mouse models have demonstrated that estrogen is necessary for the development of cervical cancer, particularly in tissues responsive to estrogen. Estrogen also protects cervical cancer cells from apoptosis, suggesting its role in the survival and persistence of cancer cells. CASE REPORT An 84-year-old woman with diabetes mellitus, hypertension, and stage III chronic renal failure was diagnosed with cervical squamous cell carcinoma, FIGO stage IB2.
View Article and Find Full Text PDFDan Med J
November 2024
Danish Breast Cancer Group, Department of Oncology, Copenhagen University Hospital - Rigshospitalet.
Introduction: Most postmenopausal women with early-stage oestrogen receptor-positive breast cancer are allocated to five years of endocrine therapy. This treatment is not without adverse effects, which may lead to treatment discontinuation. This study aimed to assess compliance with endocrine therapy among postmenopausal women with early-stage oestrogen receptor-positive breast cancer and examine its association with disease-free survival.
View Article and Find Full Text PDFJ Steroid Biochem Mol Biol
December 2024
Department of Obstetrics and Gynecology, the Second Affiliated Hospital and Yuying Children's Hospital of Wenzhou Medical University, Wenzhou, Zhejiang 325027, China. Electronic address:
Curcuminoids, including curcumin and its derivatives, show potent inhibition of aromatase (CYP19A1), crucial for estradiol synthesis and breast cancer metastasis. Our study evaluated the efficacy and mechanism of 10 curcuminoids and their metabolites against human and rat CYP19A1 using placental microsomes, revealing species-specific IC values. Cyclocurcumin (IC, 4.
View Article and Find Full Text PDFCell Rep Med
December 2024
Department of Surgery, Wake Forest University School of Medicine, Winston-Salem, NC 27157, USA; Department of Cancer Biology, Wake Forest University School of Medicine, Winston-Salem, NC 27157, USA; Atrium Health Wake Forest Baptist Comprehensive Cancer Center, Wake Forest University School of Medicine, Winston-Salem, NC 27157, USA. Electronic address:
Studies indicate that breast tissue has a distinct modifiable microbiome population. We demonstrate that endocrine-targeting therapies, such as tamoxifen, reshape the non-cancerous breast microbiome to influence tissue metabolism and reduce tumorigenesis. Using 16S sequencing, we found that tamoxifen alters β-diversity and increases Firmicutes abundance, including Lactobacillus spp.
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