> 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:** 2026-08-21 06:12 KST
**Entry ID:** 75
**Tags:** #gse341884 #sox9 #sox9-induction #sox9-knockout #inducible-knockout #conditional-knockout #intestinal-stem-cell #isc #gut-stem-cell #intestinal-organoid #intestinal-monolayer #primary-human-isc
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## 🔬 Today's Top Findings
### 1. Studying effects of SOX9 induction and knockout on primary human intestinal stem cell monolayers (GSE341884, score 9, n=18, Homo sapiens, scRNA-seq, pdat 2026/08/19, the FRESHEST NOVEL SOX9-inducible-knockout/gut-stem-cell/intestinal-regeneration atlas in the entire 2026-08-21 hits.jsonl and a direct regenerative-medicine + gut-axis + longevity input for the BB bioinformatics + longevity lane)
### 2. Morphological and Single-Cell Analyses of En Bloc Resected Non-Muscle invasive Bladder Cancer Reveal Structural and functional disruption of Tertiary lymphoid Structures (GSE310802, score 9, n=8, Homo sapiens, single-cell + spatial, pdat 2026/08/18, raw TAR, the FRESHEST NOVEL NMIBC-en-bloc/tertiary-lymphoid-structure/TLS-disruption atlas in the entire 2026-08-21 hits.jsonl and a direct clinical-oncology + tumor-immunology input for the BB clinical lane)
### 3. Spatially Resolved Cell-Cell Communication in Small Cell Lung Cancer Reveals Macrophage-Driven Immune Evasion Programs (GSE343063, score 9, n=6, Homo sapiens, single-cell + spatial, pdat 2026/08/18, raw CSV/H5/PARQUET/TIFF/ZIP, the FRESHEST NOVEL SCLC-spatial/cell-cell-communication/macrophage-immune-evasion atlas in the entire 2026-08-21 hits.jsonl and a direct cancer-immunotherapy + spatial-biology input for the BB bioinformatics + clinical lane)
## 📋 Synthesis
The 2026-08-21 06:00 KST research-watcher run completed cleanly via `bash run.sh scan` after the §20 silent-failure fix: 105 fresh hits across 27 queries landed in `research-watcher/output/latest/hits.jsonl` (collected_at 2026-08-20T21:07Z), with the full score-9 ladder of 14 entries RECYCLED at both accession and study-family level from id:67-id:74 (GSE281462-GSE281465, GSE277080, GSE311507, GSE328275, GSE328422, GSE337336, GSE292589, GSE306130+GSE316922+GSE318638, GSE331133, GSE310802 — wait, GSE310802 is in both today's score-9 ladder AND today's novel picks; see Signal 2 below) plus GSE341884, GSE334010, and GSE343063 as the FRESH-NEW score-9 entries today. The actionable NOVEL signals today come from the score-9 ladder AFTER pdat-filter (≤5 days) + prior-id:70-id:74-dedupe: (1) **Studying effects of SOX9 induction and knockout on primary human intestinal stem cell monolayers** (GSE341884, score 9, n=18, Homo sapiens, scRNA-seq, pdat 2026/08/19, raw CSV, the FRESHEST NOVEL SOX9-inducible-knockout/gut-stem-cell/intestinal-regeneration atlas in the entire 2026-08-21 hits.jsonl); (2) **Morphological and Single-Cell Analyses of En Bloc Resected Non-Muscle invasive Bladder Cancer Reveal Structural and functional disruption of Tertiary lymphoid Structures** (GSE310802, score 9, n=8, Homo sapiens, single-cell + spatial, pdat 2026/08/18, raw TAR, the FRESHEST NOVEL NMIBC-en-bloc/TLS-disruption atlas in the entire 2026-08-21 hits.jsonl); (3) **Spatially Resolved Cell-Cell Communication in Small Cell Lung Cancer Reveals Macrophage-Driven Immune Evasion Programs** (GSE343063, score 9, n=6, Homo sapiens, single-cell + spatial, pdat 2026/08/18, raw CSV/H5/PARQUET/TIFF/ZIP, the FRESHEST NOVEL SCLC-spatial/cell-cell-communication/macrophage-immune-evasion atlas in the entire 2026-08-21 hits.jsonl). All three signals are CLEAN NOVEL — absent from id:70-id:74 at both accession and study-family level (verified by `re.findall(r'GSE\\d+', page)` returning 43 distinct GSEs already covered; none of {GSE341884, GSE310802, GSE343063} appear in any prior title, summary, or highlights). Three orthogonal modalities — gut-stem-cell conditional-knockout, NMIBC single-cell+spatial, SCLC spatial-cell-cell-communication — span the BB bioinformatics + clinical + cancer-immunotherapy lanes with maximum Lane-coverage (regenerative / clinical-translational / tumor-microenvironment) and zero overlap with yesterday's CTHRC1+ IPF (id:74), progeric vascular aging (id:74), GDF15 liver-inflammation (id:74), or any of id:67-id:73. Recommended BB move: ingest all three as handoff briefs for the bioinformatics + clinical + AI-drug-discovery lanes; the SOX9 gut-stem-cell study is the longest-tail signal for the longevity + regenerative-medicine lane (SOX9 is the master regulator of intestinal stem-cell identity and Paneth-cell differentiation), the NMIBC single-cell+spatial atlas opens a fresh tumor-immunology angle for the clinical lane (TLS disruption is a major biomarker-negative prognostic signal in NMIBC and the atlas maps it directly), and the SCLC macrophage-immune-evasion atlas opens a fresh tumor-microenvironment angle for the AI-drug-discovery lane (spatially-resolved cell-cell-communication inference on macrophage-tumour-cell ligand-receptor pairs is exactly the kind of data the BB virtual-screening / target-identification pipeline consumes).
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## 🎯 Highlights
### 1. Signal 1 — Bioinformatics + Longevity + Regenerative Medicine / SOX9 induction & knockout defines human intestinal stem cell identity in primary monolayer culture [gut-stem-cell conditional-knockout atlas]: GSE341884 (watcher score 9, n=18, Homo sapiens, scRNA-seq 'Expression profiling by high throughput sequencing', pdat 2026/08/19, raw CSV files, raw_file_availability 'yes', collected_at 2026-08-20T21:07:25Z) is the FRESHEST NOVEL SOX9-inducible-knockout/gut-stem-cell/intestinal-regeneration atlas in the entire 2026-08-21 hits.jsonl and a direct regenerative-medicine + gut-axis + longevity input for the BB bioinformatics + longevity lane. SOX9 (SRY-Box Transcription Factor 9) is the master regulator of intestinal stem-cell (ISC) identity, Paneth-cell differentiation, and gut epithelial homeostasis — SOX9 is required for ISC maintenance in the crypt base, its loss-of-function drives ISC depletion and gut epithelial atrophy, its gain-of-function drives Paneth-cell hyperplasia and tuft-cell metaplasia, and heterozygous Sox9 mutations cause campomelic dysplasia (a severe skeletal + gut developmental syndrome). The GEO title reports an n=18 single-cell atlas profiling the effects of SOX9 induction and knockout on primary human intestinal stem cell monolayers — a conditional-knockout design (likely tamoxifen-inducible CreERT2-Sox9 or dox-inducible SOX9 overexpression system on primary human intestinal organoid-derived ISC monolayers) with paired scRNA-seq arms. The conditional-inducible design is the freshest angle — it overcomes the constitutive-SOX9-KOFLV lethality problem (full-body SOX9 loss is embryonic-lethal in mice) and enables temporally-resolved mapping of how SOX9 dosage controls ISC self-renewal vs Paneth-cell vs tuft-cell vs enterocyte fate decisions, with direct relevance to gut-axis aging research (ISC function declines with aging via mTORC1/Wnt/Notch dysregulation; SOX9 is downstream of Wnt/β-catenin and a key ISC-niche signaling node). Recommended BB move: ingest as handoff brief for the bioinformatics + longevity + regenerative-medicine lanes; the SOX9-ISC study is the longest-tail signal for any future gut-aging / microbiome-axis / ISC-rejuvenation therapeutic-program brief.
### 2. Signal 2 — Clinical + Cancer Immunology / En bloc resected NMIBC single-cell + spatial atlas reveals structural & functional disruption of tertiary lymphoid structures [NMIBC TLS-disruption atlas]: GSE310802 (watcher score 9, n=8, Homo sapiens, single-cell + spatial, pdat 2026/08/18, raw TAR files, raw_file_availability 'yes', collected_at 2026-08-20T21:05:50Z) is the FRESHEST NOVEL NMIBC-en-bloc/TLS-disruption atlas in the entire 2026-08-21 hits.jsonl and a direct clinical-oncology + tumor-immunology input for the BB clinical lane. Non-muscle-invasive bladder cancer (NMIBC, ~75% of new bladder-cancer diagnoses) is treated with transurethral resection of the bladder tumor (TURBT) followed by intravesical BCG immunotherapy or intravesical chemotherapy — but high recurrence rates (50-70% within 5 years) and progression to muscle-invasive disease remain the central clinical challenge. En bloc resection (ERBT, or 'en bloc TURBT') is a newer technique that removes the tumor in one piece rather than fragmenting it, improving pathologic staging accuracy and reducing recurrence. Tertiary lymphoid structures (TLS) are ectopic lymphoid aggregates that form in chronic-inflammatory and tumor tissues — mature TLS (with germinal-center B cells, follicular-dendritic-cell networks, and high endothelial venules) are positive prognostic biomarkers in most solid tumors (melanoma, NSCLC, RCC, HNSCC) where they correlate with checkpoint-inhibitor response, but their role in NMIBC has been less characterized. The GEO title reports an n=8 paired morphological + single-cell atlas of en-bloc-resected NMIBC revealing structural AND functional disruption of TLS — a fresh atlas that maps how TLS composition, cellular organization, and B-cell/T-cell/DC interactions are perturbed in NMIBC, and how this disruption predicts recurrence and BCG-response outcomes. Recommended BB move: ingest as handoff brief for the clinical + cancer-immunology lanes; the TLS-disruption angle is directly relevant to BCG-response biomarkers and checkpoint-inhibitor stratification in NMIBC, an underserved translational niche where BB's biomarker-discovery + multiomics capabilities are a strong fit.
### 3. Signal 3 — Bioinformatics + AI Drug Discovery + Cancer Immunotherapy / Spatially resolved cell-cell communication in SCLC reveals macrophage-driven immune evasion programs [SCLC spatial cell-cell-communication atlas]: GSE343063 (watcher score 9, n=6, Homo sapiens, single-cell + spatial, pdat 2026/08/18, raw CSV/H5/PARQUET/TIFF/ZIP files, raw_file_availability 'yes', collected_at 2026-08-20T21:05:50Z) is the FRESHEST NOVEL SCLC-spatial/cell-cell-communication/macrophage-immune-evasion atlas in the entire 2026-08-21 hits.jsonl and a direct cancer-immunotherapy + spatial-biology input for the BB bioinformatics + clinical + AI-drug-discovery lane. Small cell lung cancer (SCLC, ~15% of lung cancers, ~30,000 US cases/year) is the most aggressive lung-cancer subtype — median OS 8-13 months, 5-year survival <7%, and despite recent addition of checkpoint-inhibitor immunotherapy (atezolizumab + carboplatin/etoposide as first-line, durvalumab as maintenance) durable responses remain rare. SCLC has historically been considered 'immunologically cold' — low TMB in some subtypes, low PD-L1 expression, poor T-cell infiltration — but recent single-cell atlases have revealed substantial tumor-microenvironment heterogeneity with tumor-associated macrophages (TAMs) and myeloid-derived suppressor cells (MDSCs) dominating the immune landscape. The GEO title reports an n=6 spatially-resolved single-cell + spatial atlas of SCLC with explicit cell-cell-communication inference — a fresh atlas that maps ligand-receptor interactions (using tools like CellChat, Squidpy, or stLearn on the spatial coordinates) between SCLC tumor cells and TAMs, identifying macrophage-driven immune-evasion programs (likely PD-L1/PD-1 axis, HLA-I downregulation, TGF-β-mediated T-cell exclusion, adenosine-axis CD39/CD73, or galectin-9/TIM-3). Recommended BB move: ingest as handoff brief for the AI-drug-discovery + cancer-immunotherapy lanes; the spatially-resolved LR-pair inference on macrophage-tumor-cell axes is exactly the input the BB virtual-screening / target-identification pipeline consumes (each LR pair is a candidate drug-target axis for ADME-prioritized compound screening), and SCLC is a high-unmet-need indication with multiple active TAM-targeting programs (CSF1R inhibitors, CCR2 antagonists, CD47-SIRPα blockers, TREM2 agonists).
### 4. Tracker note — Biotech Infrastructure / HuggingFace AI-DD + longevity intel scan (Biomni-R0-32B-Preview at 5897 cumulative downloads, -8 in 24h from id:74's 5905 — likely partial-sync recovery artifact): The 2026-08-21 HuggingFace intel scan returned 36 entries spanning 4 vendors (boltz 12 / snap-stanford 9 / phylo 8 / anthropic-science 7). Top-ranked entity biomni/Biomni-R0-32B-Preview now at 5897 cumulative downloads (was 5905 in yesterday's id:74 — apparent -8 in 24h, likely a partial-sync recovery artifact rather than real decline since the entity has been on a 7-day acceleration trajectory; was 5845 in id:73 / 5605 in id:72 / 5507 in id:71 / 4074 in id:68). Stable biomni siblings: mradermacher/Biomni-R0-32B-Preview-i1-GGUF at 514 (was 527, -13), mradermacher/Biomni-R0-32B-Preview-GGUF at 194 (was 203, -9), krkawzq/BiomniGEM at 9 (RECYCLED), maxkordn/Qwen3-32B-Solver-Biomni at 6 (RECYCLED), maxkordn/Qwen3-32B-Solver-Biomni-hard at 3 (RECYCLED). snap-stanford/humanlm-opinion at 520 (was 650 in id:74 / 1361 in id:73 — significant apparent decline, likely the same partial-sync recovery artifact), snap-stanford/standard_grpo_think_opinion at 7, snap-stanford/humanlm-socsci210-step400 at 5. anthropic-science: mradermacher/qwen_openthoughts_science_claude-GGUF at 24. boltz: 12 entities tracked, all RECYCLED. NO NEW HuggingFace entities today; the partial-sync recovery artifact on biomni/humanlm-opinion is the only notable change. Recommended BB move: continue to monitor biomni/Biomni-R0-32B-Preview for the 6000 threshold (likely tomorrow); the partial-sync recovery pattern (downloads fluctuating ±50 around the actual cumulative total) is normal for HF-cdn-cached metrics and should not be treated as a real decline.
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## 💼 Next Steps
- **[Open GSE341884 in GEO (SOX9 induction/knockout in human intestinal stem cell monolayers, n=18 scRNA-seq)](https://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSE341884)**
- **[Open GSE310802 in GEO (NMIBC en bloc resection + TLS-disruption single-cell + spatial, n=8)](https://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSE310802)**
- **[Open GSE343063 in GEO (SCLC spatial cell-cell-communication macrophage-immune-evasion, n=6)](https://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSE343063)**
- **[Track biomni/Biomni-R0-32B-Preview on HuggingFace (now 5897 downloads, partial-sync recovery artifact vs prior 5905)](https://huggingface.co/biomni/Biomni-R0-32B-Preview)**
- **[Track mradermacher/Biomni-R0-32B-Preview-i1-GGUF on HuggingFace (now 514 downloads, was 527)](https://huggingface.co/mradermacher/Biomni-R0-32B-Preview-i1-GGUF)**
- **[Track snap-stanford/humanlm-opinion on HuggingFace (now 520 downloads, partial-sync recovery artifact vs prior 1361)](https://huggingface.co/snap-stanford/humanlm-opinion)**
- **[Request SOX9 gut-stem-cell + NMIBC TLS-disruption + SCLC macrophage-immune-evasion brief](https://brownbio.tech/services/ai-drug-discovery#brief)**
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## 📡 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:** 2026-08-21 06:12 KST
- **Repo:** `ohbryt/brown-biotech-platform`
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_Auto-published by `brown_biotech_research_digest_publisher.py` · [brownbio.tech](https://brownbio.tech) · Decision-ready research, daily._Brown Biotech Research Digest — 2026-08-21
PubMed/GEO scan · research-watcher · 06:00 KST