Synapse
⌘+K
Synapse
PulseExploreClubsResearchersJournals
Instagram
HomeClubsExplore
June 20, 2026Biomedicine & PharmacotherapyOpen Access

Juglone derivative J2 inhibits breast cancer proliferation and disrupts doxorubicin-driven pro-migratory signaling via NQO1.

View Full Paper
Ask AI
Bookmark
Share

Why the study?

Does the juglone derivative J2 inhibit breast cancer cell proliferation and disrupt doxorubicin-driven pro-migratory stromal–tumor signaling?

Population

Breast cancer cell lines (ZR75–1, MCF7, and MDA-MB-231) and RMF621 fibroblasts

Comparison

Juglone derivative J2 (Cpd. J2) vs Control / Doxorubicin alone

Design

Preclinical

Key result

The juglone derivative Cpd. J2 modulated mitochondrial redox balance via NQO1, inhibiting breast cancer cell proliferation and disrupting doxorubicin-driven pro-migratory stromal-tumor signaling.

Authors

YRYarcely A. Rodríguez-LucartICIgnacio Contreras-SaáCOCamila F. Olguín

Discussion

Loading...

Member takes

Overview

May attenuate Doxo-driven invasion in breast cancer models; hypothesis-generating and requires in vivo validation before any clinical consideration.

Key Points

  • The study aims to assess the impact of a juglone derivative on mitochondrial metabolism and signaling between breast cancer and fibroblast cells.
  • Synthesis of juglone derivatives and evaluation of their effects on breast cancer cell lines and fibroblasts.
  • Assessment of mitochondrial bioenergetics and NAD(P)H quinone dehydrogenase 1 (NQO1) dependence.
  • Analysis of cell proliferation, S-phase arrest, and signaling pathways affected by Cpd. J2 treatment.
  • Cpd. J2 induced S-phase arrest in breast cancer cells and suppressed clonogenic capacity.
  • Cpd. J2 increased mitochondrial NADH levels and oxygen consumption rate, indicating metabolic reprogramming.
  • Cpd. J2 significantly reduced Doxo-induced CCL2 secretion and inhibited the motility of breast cancer cells exposed to conditioned medium from treated fibroblasts.

Structured PICO

Does the juglone derivative J2 inhibit breast cancer cell proliferation and disrupt doxorubicin-driven pro-migratory stromal–tumor signaling?

P
Population
Breast cancer cell lines (ZR75–1, MCF7, and MDA-MB-231) and RMF621 fibroblasts
I
Intervention
Juglone derivative J2 (Cpd. J2)
C
Comparator
Control / Doxorubicin alone
O
Outcome
Mitochondrial bioenergetics, cell proliferation, and doxorubicin-induced pro-migratory signalingsurrogate

The juglone derivative J2 modulates mitochondrial redox balance and disrupts doxorubicin-induced pro-migratory signaling between stromal and breast cancer cells in vitro.

Cite This Study

Rodríguez-Lucart et al. (2026) studied Breast cancer. Juglone derivative J2 (Cpd. J2) was evaluated on Cell proliferation, mitochondrial bioenergetics, and Doxo-induced pro-migratory signaling. The juglone derivative Cpd. J2 modulated mitochondrial redox balance via NQO1, inhibiting breast cancer cell proliferation and disrupting doxorubicin-driven pro-migratory stromal-tumor signaling.

synapsesocial.com/papers/6a3721e201fe431c25188976https://doi.org/10.1016/j.biopha.2026.119672
View Full Paper
Ask AI
Bookmark
Share