Apoptosis
Apoptosis is a regulated form of cell death that removes unwanted, damaged, or potentially harmful cells while generally limiting the inflammatory response associated with uncontrolled cell lysis.
Apoptosis is a regulated form of cell death that removes unwanted, damaged, or potentially harmful cells while generally limiting the inflammatory response associated with uncontrolled cell lysis. It is biologically important for tissue homeostasis and is also a major target in disease research, particularly in cancer, where impaired apoptotic signaling can support abnormal cell survival and proliferation.
Apoptotic signaling is commonly assessed through changes in the balance between pro- and anti-apoptotic regulators such as BCL2 Associated X, Apoptosis Regulator (BAX) and BCL2 apoptosis regulator, activation of caspases including Caspase-3 (CASP3), caspase-7, caspase-8, and caspase-9, and cleavage of substrates such as poly(ADP-ribose) polymerase (PARP). The recent literature represented here places apoptosis within the broader theme of Cell Death in Disease, linking mitochondrial dysfunction, reactive oxygen species, oxidative stress, endoplasmic-reticulum stress, autophagy, DNA damage, and immune responses. These studies examine both induction of apoptosis for cancer treatment and suppression of apoptosis to protect tissues such as the brain and heart.
Rebuilt from PubMed 18 Sept 2026 · no new papers today
Where the papers sit
11 papers study apoptosis directly. Those 11 are one subject: Oxidative Stress and Cell Death. Oxidative stress, mitochondrial dysfunction and programmed cell death recur across protective and anticancer studies using plant compounds, nanoparticles, radiation and engineered bacteria. The common aim is to tune cell death while limiting tissue injury or improving tumour killing. No way of splitting those 11 scores better than chance. 1 new direction follows.
Carbon-ion radiotherapy makes apoptosis suppression a determinant of immunogenic antitumor signaling rather than merely a mode of tumor-cell death
Carbon-ion irradiation in tumors was assumed to act mainly through apoptosis, as with conventional low-dose x-ray radiotherapy, but 2 Gy carbon ions instead suppressed cIAP1/2–caspase-8-mediated apoptosis and rewired death toward MLKL-dependent necroptosis with NF-κB-driven inflammation and abscopal CD8+ T-cell responses. This assigns apoptosis a regulatory role as the pathway whose inhibition permits systemic immune activation, rather than simply an endpoint of direct tumor killing 42647624Aug.
Recent Findings on Apoptosis
Cell Death Mechanisms: Plant extracts, small molecules, nanoparticles, electroacupuncture, irradiation, and engineered Salmonella alter apoptosis across tissue injury, metabolic brain dysfunction, post-stroke depression, and cancer models 42748059Sep42732004Sep42726148Sep42092579May42647624Aug42561600Aug. METC, KMP-SeNPs, NR plus MET, and electroacupuncture reduced apoptosis-related injury while restoring antioxidant, inflammatory, metabolic, or endoplasmic-reticulum-stress measures 42748059Sep42732004Sep42726148Sep42092579May. XAG, CSBTA, Ru complexes, purine analogues, and apoptin-expressing Salmonella promoted cancer-cell death, with purine analogues potentiating carboplatin and Salmonella therapy adding anti-tumor immune activity 42398337Jul42092472May42623588Aug42391813Jul42561600Aug. Mechanistic results diverged: XAG depended predominantly on caspase-8 despite caspase-9 activation, whereas CSBTA used mitochondrial depolarization and Bax/Bcl-2/Caspase-3 signaling; carbon ions redirected apoptosis toward MLKL-dependent necroptosis and stronger immunogenicity 42398337Jul42092472May42647624Aug. Formulation and combination studies are moving toward context-selective delivery or pathway engagement: acidic pH enhanced daunorubicin release from SiNPs, while purine analogues retained activity in resistant models and combined synergistically with carboplatin 42401167Jul42391813Jul.
Written from 11 PubMed abstracts, each one cited by PMID above. Published: 2026-09-16. Last written: 2026-09-18 by GPT. Drafted by language models from published abstracts; not medical advice.