Cisplatin-induced senescent-cell secretome and ovarian cancer spread in lab models
In this abstract, the secretome of cisplatin-induced senescent cells enhanced detachment of high-grade serous ovarian cancer cells in vitro and dissemination in vivo; fructose was identified as a metabolic component, and a high-fructose diet increased dissemination in vivo. [1]
Automatic summary · not editorially reviewed
The key findings
The cisplatin-induced SASP enhanced detachment of high-grade serous ovarian cancer cells in vitro and dissemination in vivo. [1]
Fructose was identified as a SASP metabolic component facilitating detachment, and a high-fructose diet increased dissemination in vivo. [1]
The authors propose that SASP-mediated inhibition of an NAD-SIRT-SREBP axis lowers plasma membrane cholesterol and thereby increases detachment. [1]
The source at a glance
- Study type / format
- Abstract of a preclinical laboratory study
- Population / context
- High-grade serous ovarian cancer cells in vitro and in vivo models described in the abstract
- Summary based on
- Study abstract
- Original publication
- July 30, 2026
Senescent secretome and ovarian cancer cell detachment
The abstract starts from cellular senescence, which it says many chemotherapeutics cause and which has context-dependent roles in cancer. Senescent cells secrete factors collectively called the senescence-associated secretory phenotype (SASP). The authors report that the SASP induced by cisplatin enhanced the detachment of high-grade serous ovarian cancer (HGSOC) cells in vitro and dissemination in vivo. They identify fructose as a metabolic component of the SASP that facilitates cell detachment, and report that a high-fructose diet increases HGSOC dissemination in vivo.
Supporting source [1]
Complex I and cholesterol link in the proposed mechanism
The abstract names complex I as the driver of SASP-mediated cell detachment and HGSOC dissemination. Mechanistically, it describes SASP-mediated inhibition of an NAD-SIRT-SREBP axis, leading to decreased cholesterol in the plasma membrane, which increased cell detachment. The authors conclude that the SASP reprograms the metabolic microenvironment and promotes metastatic dissemination in a paracrine fashion, and they highlight a pro-tumorigenic metabolic effect of fructose in the SASP that may contribute to the high recurrence rate of HGSOC.
Supporting source [1]
Abstract-only scope of the ovarian cancer findings
These findings come from an abstract; the full text was not reviewed. The abstract reports in vitro detachment experiments and in vivo dissemination experiments but gives no sample sizes, follow-up periods or numerical effect estimates. The mechanistic chain involving complex I, the NAD-SIRT-SREBP axis and plasma membrane cholesterol is presented as the authors' proposed explanation. The results concern high-grade serous ovarian cancer cells and models, not human lifespan or general health outcomes, and the abstract does not establish that fructose causes cancer spread in people.
Supporting source [1]
How to interpret this
Abstract only; the full text was not reviewed. No sample sizes, follow-up or numerical effect estimates are reported, and the mechanistic chain is a proposed explanation. Findings are from ovarian cancer cell and animal models, not human outcomes.
Based on the study abstract; the full paper, tables and supplementary data were not reviewed.
Source & supporting passages
Cole AR, Buj R, Uboveja A, Levasseur E, Tom A, Wang H, Kedziora KM, Chatoff A, Huacachino AA, Marcinkiewicz MM, Amalric A, Yang B, Tangudu NK, Noonan E, Danielson J, Naruse M, Elhaw AT, White S, Li D, Wallace CT, Keeney F, Lazure F, Elishaev E, Borho L, Townsend HA, Dowell RD, Clauset A, Jazwinska DE, Laird MS, Atiya H, Dangaj D, Coffman LG, Tseng G, Oesterreich S, Kossenkov A, Liu Q, Gomes AP, Gurkar AU, Schopfer FJ, Modugno F, Watkins SC, Zervantonakis IK, Bitler BG, Stallaert W, Hempel N, Snyder NW, Aird KM. · europepmc.org · July 30, 2026