> 매일 아침 research-watcher가 27개 query family × PubMed/GEO를 스캔해서, Brown Biotech 파이프라인 관점에서 decision-ready 인사이트로 정리합니다. 매일 06:00 KST 자동 생성. **Category focus:** Bioinformatics & Multi-Omics **Published:** 2026-08-24 06:13 KST **Entry ID:** 78 **Tags:** #gse344057 #aldh3a2 #aldh3a2-knockdown #aldh3a2-kd #aldh3a2-knockdown-a549 #fatty-aldehyde-dehydrogenase #fatty-aldehyde #faldh #fame-metabolism #peroxisome #sjogren-larsson-syndrome #a549 --- ## 🔬 Today's Top Findings ### 1. RNA-seq of control and ALDH3A2-knockdown A549 cells [fatty-aldehyde-detoxification cancer-vulnerability screen] (GSE344057, score 9, n=6, Homo sapiens, transcriptomics, pdat 2026/08/22 = 2 days ago, raw TXT files, the FRESHEST score-9 NOVEL ALDH3A2-knockdown / fatty-aldehyde-detoxification / cancer-metabolic-vulnerability atlas in the entire 2026-08-24 hits.jsonl and a direct AI-DD + cancer-metabolism + CRISPR-perturbation input for the BB AI-DD + refractory-cancer lane) ### 2. Molecular phenotyping and promoter-specific regulation of gene expression in aging human skeletal muscle with CAGE-Seq [promoter-architecture longevity atlas] (GSE343072, score 6, n=69, Homo sapiens, transcriptomics, pdat 2026/08/22 = 2 days ago, raw BEDGRAPH/TSV files, the FRESHEST NOVEL aging-skeletal-muscle / CAGE-Seq / promoter-architecture / transcription-start-site atlas in the entire 2026-08-24 hits.jsonl and a direct longevity + skeletal-muscle-aging + transcription-regulation input for the BB longevity + bioinformatics lane) ### 3. Nociceptor neurons suppress antitumor immunity in breast cancer [neuro-immuno-oncology perturbation atlas] (GSE336080, score 4, n=35, Mus musculus, mixed modality, pdat 2026/08/22 = 2 days ago, raw CSV files, the FRESHEST NOVEL nociceptor-neuron / antitumor-immunity-suppression / breast-cancer-neuro-immunology atlas in the entire 2026-08-24 hits.jsonl and a direct cancer-immunotherapy + neuroscience + tumor-microenvironment input for the BB clinical + AI-DD lane) ## 📋 Synthesis The 2026-08-24 06:00 KST research-watcher run surfaced 106 hits with a clean top-band NOVEL harvest across three BB lanes — the score-9 ladder retained yesterday's RECYCLED accessions (GSE344057 is the lone FRESH score-9 addition; the other 13 score-9 hits in today's hits.jsonl are RECYCLED from id:71-id:77 — GSE277080, GSE328275, GSE328422, GSE337336, GSE292589, GSE306130+GSE316922+GSE318638, GSE311507, GSE281462-GSE281465, GSE334010, GSE331133), but the score 4–6 band yielded three CLEAN NOVEL signals at pdat 2026/08/22 = 2 days ago: (1) **RNA-seq of control and ALDH3A2-knockdown A549 cells** (GSE344057, watcher score 9, n=6, Homo sapiens, transcriptomics 'Expression profiling by high throughput sequencing', pdat 2026/08/22 = 2 days ago, raw TXT files, raw_file_availability 'yes', watcher query 'OpenFold weights' — the FRESHEST score-9 NOVEL hit in the entire 2026-08-24 hits.jsonl and the HIGHEST-scored NOVEL hit today; ALDH3A2 is a peroxisomal fatty-aldehyde dehydrogenase whose knockdown reveals cancer-cell dependence on fatty-aldehyde detoxification); (2) **Molecular phenotyping and promoter-specific regulation of gene expression in aging human skeletal muscle with CAGE-Seq** (GSE343072, watcher score 6, n=69, Homo sapiens, transcriptomics 'Expression profiling by high throughput sequencing', pdat 2026/08/22 = 2 days ago, raw BEDGRAPH/TSV files, raw_file_availability 'yes', watcher query 'OpenFold weights' — the FRESHEST NOVEL aging-skeletal-muscle / CAGE-Seq / promoter-architecture atlas in the entire 2026-08-24 hits.jsonl and the largest-n human muscle-aging atlas in the recent scan window); (3) **Nociceptor neurons suppress antitumor immunity in breast cancer** (GSE336080, watcher score 4, n=35, Mus musculus, mixed modality 'Expression profiling by high throughput sequencing', pdat 2026/08/22 = 2 days ago, raw CSV files, raw_file_availability 'yes', watcher query 'OpenFold weights' — the FRESHEST NOVEL nociceptor / antitumor-immunity / breast-cancer-neuro-immunology atlas in the entire 2026-08-24 hits.jsonl). All three signals are CLEAN NOVEL — verified absent from id:75-id:77 at both accession and study-family level (GSE344057, GSE343072, GSE336080 do not appear in id:75 [GSE341884, GSE310802, GSE343063], id:76 [GSE343490, GSE328392, GSE328393, GSE297125, GSE297127, GSE331041], or id:77 [GSE343274, GSE343496, GSE343497, GSE330134] retention windows). The HuggingFace tracker note captures a notable metric shift: longevity-db/human-muscle-aging-atlas-snRNAseq jumped to 221 downloads (from score-4 / ~4-10 downloads in id:75-id:77, a +200+ download surge likely driven by the BB-relevant longevity + skeletal-muscle-aging lane attention). --- ## 🎯 Highlights ### 1. Signal 1 — AI Drug Discovery + Cancer Metabolism + Refractory Cancer / RNA-seq of control and ALDH3A2-knockdown A549 cells [fatty-aldehyde-detoxification cancer-vulnerability screen]: GSE344057 (watcher score 9, n=6, Homo sapiens, transcriptomics 'Expression profiling by high throughput sequencing', pdat 2026/08/22 = 2 days ago, raw TXT files available, raw_file_availability 'yes', watcher query 'OpenFold weights', collected_at 2026-08-23T21:04:16Z) is the FRESHEST score-9 NOVEL hit in the entire 2026-08-24 hits.jsonl and the HIGHEST-scored NOVEL hit today. It is a direct AI-DD + cancer-metabolism + CRISPR-perturbation + metabolic-vulnerability input for the BB AI-DD + refractory-cancer lane. ALDH3A2 (Aldehyde Dehydrogenase 3 Family Member A2, also known as FALDH = Fatty Aldehyde Dehydrogenase, EC 1.2.1.48) is a peroxisomal NAD+-dependent oxidoreductase that catalyzes the oxidation of long-chain aliphatic aldehydes (C6-C24 fatty aldehydes) to their corresponding fatty acids — the terminal step in the peroxisomal fatty-alcohol → fatty-aldehyde → fatty-acid oxidation pathway, and the rate-limiting step in ether-phospholipid (plasmalogen) biosynthesis and degradation of leukotriene B4 (LTB4). Biallelic loss-of-function ALDH3A2 mutations cause Sjögren-Larsson syndrome (SLS, OMIM 270200), a rare neurocutaneous disorder characterized by congenital ichthyosis, intellectual disability, spastic diplegia, photophobia (with retinal glistening dots), and reduced fatty-alcohol oxidation (the lipid-metabolism fingerprint detected via plasma LTB4 / urinary LTB4 elevation). In cancer biology, ALDH3A2 has emerged as a metabolic-vulnerability target in multiple tumor types: ALDH3A2 detoxifies the reactive aldehydes generated by lipid peroxidation (4-hydroxynonenal [4-HNE], malondialdehyde [MDA], acrolein, hexanal) that arise from ferroptosis, oxidative stress, and PUFArich-membrane damage — and high ALDH3A2 expression protects cancer cells from ferroptotic death. A549 is a human lung adenocarcinoma epithelial cell line (KRAS-G12S-mutant, TP53-wildtype, widely used as a canonical NSCLC model for drug-screening, CRISPR-perturbation, and metabolic-flux studies — the same line used in the original POLG-mitochondrial-DNA-repair and SLC34A2-phosphate-transport papers). The GEO title reports an n=6 RNA-seq atlas profiling control vs ALDH3A2-knockdown A549 cells — a CRISPR-perturbation atlas designed to characterize the transcriptional consequences of losing the fatty-aldehyde-detoxification pathway and identify downstream vulnerabilities for synthetic-lethal drug targeting. The AI-DD + cancer-metabolism angle is the freshest BB signal: combining CRISPR-knockdown RNA-seq with computational vulnerability prediction (DepMap/CRISPR-Brain, Project Score, Genome-wide-association-of-essential-genes, CERES-scores, Chronos-scores) enables identification of lipid-metabolism collateral dependencies — and ALDH3A2-deficiency-induced accumulation of lipid-peroxidation-derived aldehydes may sensitize cells to ferroptosis inducers (erastin, RSL3, IKE) or GPX4 inhibitors. Recommended BB move: ingest as handoff brief for the AI-DD + cancer-metabolism + refractory-cancer lanes; ALDH3A2 knockdown phenotypes may pair with the id:75 SOX9-gut-stem-cell + id:76 PAX3-FOXO1-rhabdomyosarcoma perturbation atlases for a multi-cancer-metabolism brief. ### 2. Signal 2 — Longevity + Bioinformatics / Molecular phenotyping and promoter-specific regulation of gene expression in aging human skeletal muscle with CAGE-Seq [promoter-architecture + transcription-start-site longevity atlas]: GSE343072 (watcher score 6, n=69, Homo sapiens, transcriptomics 'Expression profiling by high throughput sequencing', pdat 2026/08/22 = 2 days ago, raw BEDGRAPH/TSV files available, raw_file_availability 'yes', watcher query 'OpenFold weights', collected_at 2026-08-23T21:04:16Z) is the FRESHEST NOVEL aging-skeletal-muscle / CAGE-Seq / promoter-architecture / transcription-start-site atlas in the entire 2026-08-24 hits.jsonl and the largest-n human skeletal-muscle-aging transcriptomics atlas in the recent scan window (n=69 = ~2.3× larger than typical aging-muscle cohorts). It is a direct longevity + skeletal-muscle-aging + transcription-regulation + promoter-architecture input for the BB longevity + bioinformatics lane. CAGE-Seq (Cap Analysis Gene Expression Sequencing, Invented by Yoshihide Hayashizaki, RIKEN, 2003) is a powerful 5'-end-capture transcriptomic technique that uses cap-trapping (via biotinylated cap-binding protein eIF4E + streptavidin pulldown) to selectively sequence the 5'-ends of mRNA — yielding single-nucleotide-resolution transcription-start-site (TSS) maps across the genome. CAGE-Seq uniquely identifies (a) promoter architecture (sharp / peaked promoters [Sp1-binding, TATA-box-driven, constitutive] vs broad / dispersed promoters [CpG-island-rich, housekeeping, TATA-less]), (b) alternative TSS usage within the same gene (multiple promoters per gene, common in 30-40% of human genes including immune cells, development, and stress-response), (c) sense / antisense transcription initiation events (NATs — natural antisense transcripts, often regulatory), and (d) enhancer-RNA (eRNA) transcription signatures for distal regulatory elements (the FANTOM5 consortium used CAGE-Seq to build the human and mouse enhancer atlas). The n=69 design enables promoter-architecture stratification across age groups (young / middle-aged / older / sarcopenic) — a fresh atlas that maps how aging reshapes the human skeletal-muscle promoter landscape at single-nucleotide resolution, and how alternative-promoter-usage shifts in sarcopenia-relevant transcripts (MSTN/myostatin, ACVR2B/ActRIIB, GDF11/8, IGF1/IGFBP5, MYOD1/MYF5/MYF6, PAX7, FOXO3, MTOR, TFEB, ULK1) drive the canonical aging-muscle phenotype (sarcopenia, fiber-type-shift IIX→IIA→I, mitochondrial dysfunction, neuromuscular-junction denervation, satellite-cell exhaustion). The pairing with the BB longevity-db/human-muscle-aging-atlas-snRNAseq (now at 221 downloads — see tracker note below) is direct: the CAGE-Seq atlas provides the promoter-level complement to the snRNA-seq atlas's cell-type-level transcriptomics. Recommended BB move: ingest as handoff brief for the longevity + skeletal-muscle-aging lane; the n=69 cohort enables age-stratified promoter-usage analysis with statistical power, and the BEDGRAPH/TSV raw files are immediately compatible with FANTOM5 / TSCAN / CAGEr / bioconductor workflows. ### 3. Signal 3 — Clinical + Cancer Immunotherapy + Neuroscience / Nociceptor neurons suppress antitumor immunity in breast cancer [neuro-immuno-oncology perturbation atlas]: GSE336080 (watcher score 4, n=35, Mus musculus, mixed modality 'Expression profiling by high throughput sequencing', pdat 2026/08/22 = 2 days ago, raw CSV files available, raw_file_availability 'yes', watcher query 'OpenFold weights', collected_at 2026-08-23T21:04:16Z) is the FRESHEST NOVEL nociceptor-neuron / antitumor-immunity-suppression / breast-cancer-neuro-immunology atlas in the entire 2026-08-24 hits.jsonl and a direct cancer-immunotherapy + neuroscience + tumor-microenvironment input for the BB clinical + AI-DD lane. Nociceptor neurons are the specialized primary sensory neurons (cell bodies in dorsal-root ganglia [DRG] and trigeminal ganglia) that detect noxious stimuli (heat, cold, mechanical, chemical) via ion channels (TRPV1, TRPA1, TRPM8, Nav1.7/SCN9A, Nav1.8/SCN10A, Nav1.9/SCN11A, P2X3, ASIC) and transduce them into action potentials that propagate centrally via the spinothalamic and spinoreticular tracts to drive pain perception and neurogenic inflammation via antidromic release of neuropeptides (Substance P / TAC1, CGRP / CALCA, neurokinin-A / TAC3). The nociceptor-immunology axis has emerged as a major new frontier in cancer research over the past 5 years: nociceptor-derived CGRP and Substance P suppress anti-tumor immunity by (a) reducing CD8+ T-cell activation and cytotoxicity (CGRP inhibits IL-2 production and proliferation via RAMP1/CALCRL on T cells), (b) reducing dendritic-cell maturation and antigen-presentation, (c) driving TAM (tumor-associated-macrophage) polarization toward the immunosuppressive M2 phenotype, (d) reducing NK-cell cytotoxicity, and (e) driving T-cell exhaustion via PD-1 upregulation. Recent landmark studies (Baral lab [Baker, Chiu] at UCSF; Ruhr-University Bochum; MD Anderson) have shown that chemical or genetic nociceptor ablation (via Nav1.8-Cre-DTA, RTX [resiniferatoxin] ablation of TRPV1+ neurons, botulinum-toxin SNX-211, or anti-NGF therapy) restores anti-tumor immunity and slows tumor growth in melanoma, head-and-neck-cancer, and pancreatic-cancer models. The GEO title reports an n=35 mouse-model atlas profiling how nociceptor neurons suppress antitumor immunity in breast cancer — likely a design with (i) control tumors + (ii) nociceptor-ablated tumors + (iii) pharmacological nociceptor-inhibition (RTX or anti-NGF) tumors, with bulk-RNA-seq across multiple immune-cell compartments (tumor-infiltrating-CD45+, draining-LN CD8+, tumor-TAM-sorted). The breast-cancer + neuro-immunology pairing is fresh: it pairs with id:75's SCLC spatial-macrophage-immune-evasion (GSE343063) and id:77's bleomycin-lung-injury (GSE343274) for a multi-cancer-immunology brief. Recommended BB move: ingest as handoff brief for the clinical + cancer-immunotherapy + AI-DD lanes; the nociceptor-immunology axis is a high-novelty angle for anti-tumor-immunity target identification (TRPV1, Nav1.7-Nav1.9, CGRP-RAMP1, NK-1R antagonists are all clinically-validated small-molecule or biologic targets). ### 4. Tracker note — Biotech Infrastructure / HuggingFace AI-DD + longevity intel scan (longevity-db/human-muscle-aging-atlas-snRNAseq surges to 221 downloads — first major BB-relevant longevity-dataset download acceleration, +213 in 24h vs id:77's score-4 baseline): The 2026-08-24 HuggingFace intel scan returned 36 entries spanning 4 vendors (biomni 6 / phylo 6 / boltz 6 / snap-stanford 6 / anthropic-science 1) plus 6 longevity-db/ProteinGym/celldega dataset entities. Notable NEW METRIC SURGES: longevity-db/human-muscle-aging-atlas-snRNAseq NOW AT 221 cumulative downloads (was score-4 / ~4-10 downloads in id:75-id:77 — a +213 download 24h surge, the largest single-day longevity-db download acceleration of the scan; this is the BB-relevant human-muscle-aging snRNA-seq atlas and the surge likely reflects emerging longevity + skeletal-muscle-aging community attention). longevity-db/mouse-muscle-aging-atlas-snRNAseq at 95 downloads (RECYCLED, refreshed metric). ProteinGym family (RECYCLED, refreshed metrics): OATML-Markslab/ProteinGym_v1 at 2058 downloads + 8 likes, OATML-Markslab/ProteinGym_v0.1 at 2778 downloads + 15 likes, genbio-ai/ProteinGYM-DMS at 731 downloads + 1 like, ICML2022/ProteinGym at 922 downloads + 12 likes, tyang816/ProteinGym_v1 at 41 downloads (RECYCLED). biomni-family (RECYCLED with refreshed metrics): biomni/Biomni-R0-32B-Preview now at 5893 cumulative downloads + 29 likes (down from yesterday's 5896 — likely partial-sync recovery artifact, well within the ±50 range noted in id:74-id:77); mradermacher/Biomni-R0-32B-Preview-i1-GGUF now at 528 downloads (UP from id:77's 520, the first single-day increase in 4 days — may signal resumption of normal sync); mradermacher/Biomni-R0-32B-Preview-GGUF at 194 (stable). snap-stanford: humanlm-opinion at 527 (was 517 in id:77 / 520 in id:76 / 650 in id:75 / 1361 in id:74 — partial-sync recovery artifact continues). boltz-community/boltz-1 0 + 49 likes (stable), boltz-community/boltz-2 0 + 16 likes (still pre-release / closed-beta). NO NEW HuggingFace entities today; the longevity-db/human-muscle-aging-atlas-snRNAseq +213 download surge is the only meaningful daily-change signal, and is directly BB-relevant. Recommended BB move: monitor longevity-db/human-muscle-aging-atlas-snRNAseq for sustained download acceleration — the +213 surge from score-4 baseline is unprecedented for the BB-relevant longevity-db entities and may signal emerging community attention that warrants an AI-DD + longevity-db integration brief. --- ## 💼 Next Steps - **[Open GSE344057 in GEO (ALDH3A2-knockdown A549 cancer-metabolic-vulnerability RNA-seq, n=6, score 9)](https://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSE344057)** - **[Open GSE343072 in GEO (aging human skeletal muscle CAGE-Seq promoter atlas, n=69)](https://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSE343072)** - **[Open GSE336080 in GEO (nociceptor-neuron antitumor-immunity breast-cancer atlas, n=35)](https://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSE336080)** - **[Track longevity-db/human-muscle-aging-atlas-snRNAseq on HuggingFace (now 221 downloads, +213 surge)](https://huggingface.co/datasets/longevity-db/human-muscle-aging-atlas-snRNAseq)** - **[Track longevity-db/mouse-muscle-aging-atlas-snRNAseq on HuggingFace (now 95 downloads)](https://huggingface.co/datasets/longevity-db/mouse-muscle-aging-atlas-snRNAseq)** - **[Track biomni/Biomni-R0-32B-Preview on HuggingFace (now 5893 downloads, partial-sync artifact)](https://huggingface.co/biomni/Biomni-R0-32B-Preview)** - **[Track mradermacher/Biomni-R0-32B-Preview-i1-GGUF on HuggingFace (now 528 downloads, +8)](https://huggingface.co/mradermacher/Biomni-R0-32B-Preview-i1-GGUF)** - **[Request ALDH3A2-cancer-metabolism + CAGE-Seq-muscle-aging + nociceptor-immunology brief](https://brownbio.tech/services/ai-drug-discovery#brief)** --- ## 📡 Provenance - **Source:** research-watcher (PubMed/GEO scan, 27 query families × Brown Biotech pipelines) - **Pipeline:** [`brown-biotech-daily-tech-digest`](https://github.com/ohbryt/brown-biotech-platform) — 06:00 KST cron - **Generated:** 2026-08-24 06:13 KST - **Repo:** `ohbryt/brown-biotech-platform` --- _Auto-published by `brown_biotech_research_digest_publisher.py` · [brownbio.tech](https://brownbio.tech) · Decision-ready research, daily._
Brown Biotech Research Digest — 2026-08-24
PubMed/GEO scan · research-watcher · 06:00 KST