# Shedding light on the function of autophagy in complicated pregnancies

**Authors:** Shuting Wan, Yuxing Huang, Huixia Yang

PMC · DOI: 10.1038/s41419-025-08311-7 · Cell Death & Disease · 2026-01-08

## TL;DR

This review explores how autophagy, a cellular recycling process, influences pregnancy complications and could lead to better treatments for maternal and fetal health.

## Contribution

The paper provides a comprehensive review of autophagy's role in gestation and its implications for pregnancy-related disorders.

## Key findings

- Autophagy is essential for maintaining cellular homeostasis during pregnancy.
- Abnormal autophagy is linked to several pregnancy complications.
- Understanding autophagy could lead to new therapeutic strategies for improving pregnancy outcomes.

## Abstract

Autophagy is a conserved degradation process in eukaryotic cells that is regulated by autophagy-related genes. During autophagy, lysosomes break down cytoplasmic proteins and damaged organelles. This process plays a pivotal role in cell growth and development, protection against metabolic stress and oxidative damage, and the maintenance of cellular homeostasis through the recycling of cellular components. Pregnancy encompasses crucial events such as decidualization, embryo implantation, and fetal growth. Abnormal autophagy has been implicated in several pregnancy complications and can significantly impact both maternal and fetal health. Understanding the relationship between autophagy and complicated pregnancies could open new avenues for potential therapeutic interventions to improve maternal and fetal outcomes. In this review, we summarize the intricate relationship between autophagy and pregnancy complications, elucidate the role of autophagy in gestation, and discuss the clinical significance of autophagy in mitigating or preventing pregnancy-related disorders.

## Full-text entities

- **Genes:** YAP1 (Yes1 associated transcriptional regulator) [NCBI Gene 10413] {aka COB1, YAP, YAP-1, YAP2, YAP65, YKI}, IL6 (interleukin 6) [NCBI Gene 3569] {aka BSF-2, BSF2, CDF, HGF, HSF, IFN-beta-2}, HSPD1 (heat shock protein family D (Hsp60) member 1) [NCBI Gene 3329] {aka CPN60, GROEL, HLD4, HSP-60, HSP60, HSP65}, SIRT3 (sirtuin 3) [NCBI Gene 23410] {aka SIR2L3}, EIF2AK3 (eukaryotic translation initiation factor 2 alpha kinase 3) [NCBI Gene 9451] {aka PEK, PERK, WRS}, BNIP3 (BCL2 interacting protein 3) [NCBI Gene 664] {aka HABON, NIP3}, TF (transferrin) [NCBI Gene 7018] {aka HEL-S-71p, PRO1557, PRO2086, TFQTL1}, PIK3CB (phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit beta) [NCBI Gene 5291] {aka P110BETA, PI3K, PI3KBETA, PIK3C1}, Becn1 (beclin 1, autophagy related) [NCBI Gene 56208] {aka Atg6}, AKT1 (AKT serine/threonine kinase 1) [NCBI Gene 207] {aka AKT, PKB, PKB-ALPHA, PRKBA, RAC, RAC-ALPHA}, NFE2L2 (NFE2 like bZIP transcription factor 2) [NCBI Gene 4780] {aka IMDDHH, NRF2, Nrf-2}, ULK1 (unc-51 like autophagy activating kinase 1) [NCBI Gene 8408] {aka ATG1, ATG1A, UNC51, Unc51.1, hATG1}, VAMP8 (vesicle associated membrane protein 8) [NCBI Gene 8673] {aka EDB, VAMP-8}, MOK (MOK protein kinase) [NCBI Gene 5891] {aka RAGE, RAGE-1, RAGE1, STK30}, HDAC9 (histone deacetylase 9) [NCBI Gene 9734] {aka HD7, HD7b, HD9, HDAC, HDAC7B, HDAC9B}, ERN1 (endoplasmic reticulum to nucleus signaling 1) [NCBI Gene 2081] {aka IRE1, IRE1P, IRE1a, hIRE1p}, EZH2 (enhancer of zeste 2 polycomb repressive complex 2 subunit) [NCBI Gene 2146] {aka ENX-1, ENX1, EZH2b, KMT6, KMT6A, WVS}, Atg7 (autophagy related 7) [NCBI Gene 74244] {aka 1810013K23Rik, Agp7, Apg7l, Atg7l, Gm21553}, MYD88 (MYD88 innate immune signal transduction adaptor) [NCBI Gene 4615] {aka IMD68, MYD88D, WM1}, LRP6 (LDL receptor related protein 6) [NCBI Gene 4040] {aka ADCAD2, EVR8, OPTA4, STHAG7}, NLRP3 (NLR family pyrin domain containing 3) [NCBI Gene 114548] {aka AGTAVPRL, AII, AVP, C1orf7, CIAS1, CLR1.1}, PRKAA2 (protein kinase AMP-activated catalytic subunit alpha 2) [NCBI Gene 5563] {aka AMPK, AMPK2, AMPKa2, PRKAA}, ATF4 (activating transcription factor 4) [NCBI Gene 468] {aka CREB-2, CREB2, TAXREB67, TXREB}, IGF2 (insulin like growth factor 2) [NCBI Gene 3481] {aka C11orf43, GRDF, IGF-II, PP9974, SRS3}, MAP1LC3A (microtubule associated protein 1 light chain 3 alpha) [NCBI Gene 84557] {aka ATG8E, LC3, LC3A, MAP1ALC3, MAP1BLC3}, ITGA1 (integrin subunit alpha 1) [NCBI Gene 3672] {aka CD49a, VLA1}, FFAR3 (free fatty acid receptor 3) [NCBI Gene 2865] {aka FFA3R, GPR41}, BCL2 (BCL2 apoptosis regulator) [NCBI Gene 596] {aka Bcl-2, PPP1R50}, STX17 (syntaxin 17) [NCBI Gene 55014], HMGB1 (high mobility group box 1) [NCBI Gene 3146] {aka HMG-1, HMG1, HMG3, SBP-1}, SNAP29 (synaptosome associated protein 29) [NCBI Gene 9342] {aka CEDNIK, SNAP-29}, Nup62 (nucleoporin 62) [NCBI Gene 18226] {aka D7Ertd649e, Nupc1, p62}, NOTCH1 (notch receptor 1) [NCBI Gene 4851] {aka AOS5, AOVD1, TAN1, hN1}, TOMM20 (translocase of outer mitochondrial membrane 20) [NCBI Gene 9804] {aka MAS20, MOM19, TOM20}, Dapk3 (death-associated protein kinase 3) [NCBI Gene 13144] {aka ZIPK, dlk}, GPX4 (glutathione peroxidase 4) [NCBI Gene 2879] {aka GPx-4, GSHPx-4, MCSP, PHGPx, SMDS, snGPx}, NBR1 (NBR1 autophagy cargo receptor) [NCBI Gene 4077] {aka 1A1-3B, IAI3B, M17S2, MIG19}, RB1CC1 (RB1 inducible coiled-coil 1) [NCBI Gene 9821] {aka ATG17, CC1, FIP200, PPP1R131}, PGF (placental growth factor) [NCBI Gene 5228] {aka D12S1900, PGFL, PIGF, PLGF, PlGF-2, SHGC-10760}, CASP3 (caspase 3) [NCBI Gene 836] {aka CPP32, CPP32B, SCA-1}, HIF1A (hypoxia inducible factor 1 subunit alpha) [NCBI Gene 3091] {aka HIF-1-alpha, HIF-1A, HIF-1alpha, HIF1, HIF1-ALPHA, MOP1}, EGFR (epidermal growth factor receptor) [NCBI Gene 1956] {aka ERBB, ERBB1, ERRP, HER1, NISBD2, NNCIS}, CXCL8 (C-X-C motif chemokine ligand 8) [NCBI Gene 3576] {aka GCP-1, GCP1, IL8, LECT, LUCT, LYNAP}, COX4I1 (cytochrome c oxidase subunit 4I1) [NCBI Gene 1327] {aka COX IV-1, COX4, COX4-1, COXIV, COXIV-1, MC4DN16}, NOS1 (nitric oxide synthase 1) [NCBI Gene 4842] {aka IHPS1, N-NOS, NC-NOS, NOS, bNOS, nNOS}, TNF (tumor necrosis factor) [NCBI Gene 7124] {aka DIF, IMD127, TNF-alpha, TNFA, TNFSF2, TNLG1F}, Bcl2l1 (BCL2-like 1) [NCBI Gene 12048] {aka Bcl(X)L, Bcl-XL, Bcl2l, BclX, bcl-x, bcl2-L-1}, Igf1r (insulin-like growth factor I receptor) [NCBI Gene 16001] {aka A330103N21Rik, CD221, D930020L01, IGF-1R, hyft}, TTR (transthyretin) [NCBI Gene 7276] {aka AMYLD1, ATTR, CTS, CTS1, HEL111, HsT2651}, XPO1 (exportin 1) [NCBI Gene 7514] {aka CRM-1, CRM1, emb, exp1}, Vamp8 (vesicle-associated membrane protein 8) [NCBI Gene 22320] {aka Edb, endobrevin}, Stx17 (syntaxin 17) [NCBI Gene 67727] {aka 4833418L03Rik, 6330411F21Rik, 9030425C21Rik}, MIR193B (microRNA 193b) [NCBI Gene 574455] {aka MIRN193B, mir-193b}, GABRP (gamma-aminobutyric acid type A receptor subunit pi) [NCBI Gene 2568], STING1 (stimulator of interferon response cGAMP interactor 1) [NCBI Gene 340061] {aka ERIS, MITA, MPYS, NET23, SAVI, STING}, FGF21 (fibroblast growth factor 21) [NCBI Gene 26291], MAPK1 (mitogen-activated protein kinase 1) [NCBI Gene 5594] {aka ERK, ERK-2, ERK2, ERT1, MAPK2, NS13}, TAFAZZIN (tafazzin, phospholipid-lysophospholipid transacylase) [NCBI Gene 6901] {aka BTHS, CMD3A, EFE, EFE2, G4.5, LVNCX}, IGF1R (insulin like growth factor 1 receptor) [NCBI Gene 3480] {aka CD221, IGFIR, IGFR, JTK13}, EIF2AK4 (eukaryotic translation initiation factor 2 alpha kinase 4) [NCBI Gene 440275] {aka GCN2, PVOD2}
- **Diseases:** cancer (MESH:D009369), Autophagy (MESH:C564093), intrahepatic cholestasis (MESH:D002780), Structural and chromosomal abnormalities (MESH:D002869), infectious diseases (MESH:D003141), end-organ dysfunction (MESH:D009102), proteinuria (MESH:D011507), fetal perinatal death (MESH:D005313), abortion (MESH:D000026), type 2 diabetes (MESH:D003924), ICP (MESH:C535932), uterine anatomical defects (MESH:D020763), ERS (OMIM:204690), cholestasis (MESH:D002779), FGR (MESH:D005317), genetic abnormalities (MESH:D030342), neonatal hypoglycemia (MESH:D007003), cytotoxicity (MESH:D064420), trophoblast dysfunction (MESH:D014328), cutaneous disorders (MESH:D018366), stillbirth (MESH:D050497), fetal macrosomia (MESH:D005320), pregnancy complication (MESH:D011248), RSA (OMIM:614389), mitochondrial damage (MESH:D028361), infections (MESH:D007239), neurodevelopmental delays (MESH:D006968), placental dysfunction (MESH:D010922), long-term metabolic syndrome (MESH:D000088562), obesity (MESH:D009765), autoimmune diseases (MESH:D001327), endocrine disorders (MESH:D004700), neurodegenerative diseases (MESH:D019636), antiphospholipid syndrome (MESH:D016736), endometrial dysfunction (MESH:D014591), immune dysregulation (OMIM:614878), hepatobiliary condition (MESH:D004066), hypertension (MESH:D006973), neonatal respiratory distress syndrome (MESH:D012127), acute fatty liver (MESH:C537957), PE (MESH:D011225), placental insufficiency (MESH:D010927), implantation failure (MESH:D051437), Hyperglycemia (MESH:D006943), glucose metabolism abnormalities (MESH:D044882), pregnancy disorder (MESH:D011254), eclampsia (MESH:D004461), vascular injury (MESH:D057772), premature delivery (MESH:C536271), inflammation (MESH:D007249), metabolic (MESH:D008659), pruritus (MESH:D011537), OS (MESH:D000079225), Hyperglycemic (MESH:D006944), HELLP syndrome (MESH:D017359), pancreatic beta-cell dysfunction (MESH:D010195), Noncommunicable Chronic Diseases (MESH:D000073296), gestational hypertension (MESH:D046110), GDM (MESH:D016640), Insulin Resistance (MESH:D007333)
- **Chemicals:** -Methyladenine (-), magnesium sulfate (MESH:D008278), SCFAs (MESH:D005232), iron (MESH:D007501), BPA (MESH:C006780), glutathione (MESH:D005978), lipid (MESH:D008055), glucose (MESH:D005947), 4-PBA (MESH:C121358), bile acid (MESH:D001647), progesterone (MESH:D011374), 4-Phenylbutyric acid (MESH:C075773), ROS (MESH:D017382), ATP (MESH:D000255)
- **Species:** Homo sapiens (human, species) [taxon 9606], Mus musculus (house mouse, species) [taxon 10090]

## Full text

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## Figures

6 figures with captions in the complete paper: https://tomesphere.com/paper/PMC12876986/full.md

## References

28 references — full list in the complete paper: https://tomesphere.com/paper/PMC12876986/full.md

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Source: https://tomesphere.com/paper/PMC12876986