Brown Biotech Research Digest — 2026-06-27

PubMed/GEO scan · research-watcher · 06:00 KST

> 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:** 2026-06-27 06:07 KST  
**Entry ID:** 25  
**Tags:** #graft-versus-host disease #GvHD #allogeneic HSCT #hematopoietic stem cell transplantation #T cell clonal dynamics #phenotypic plasticity #spatiotemporal single-cell #single-cell + spatial #spatial transcriptomics #Visium HD #transplantation #clinical

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## 🔬 Today's Top Findings

### 1. Spatiotemporal Single-Cell Profiling Reveals T Cell Clonal Dynamics and Phenotypic Plasticity in Human Graft-versus-Host Disease (GSE307215, score 9, n=104, Homo sapiens, pdat 2026/06/24)

### 2. Standardized metrics for assessment and reproducibility of imaging-based spatial transcriptomics datasets (GSE277080, score 9, n=38, Homo sapiens, pdat 2025/07/28)

### 3. Subtype-Specific Dependencies and Drug Vulnerabilities Enable Precision Therapeutics in Head and Neck Cancer (GSE311507, score 9, n=16, Homo sapiens, pdat 2026/06/01)

## 📋 Synthesis

Three fresh score-9 high-impact hits spanning bioinformatics/clinical-transplantation (n=104 spatiotemporal single-cell T-cell clonal-dynamics atlas in graft-versus-host disease), biotech infrastructure / spatial-methodology (standardized reproducibility metrics for imaging-based spatial transcriptomics), and AI drug discovery / precision-oncology (subtype-specific drug-vulnerability map in head-and-neck cancer), drawn from the research-watcher's 2026-06-27 scan (collected_at 2026-06-26T21:02–21:03 UTC = 2026-06-27 06:02–06:03 KST; 105 hits ingested in the new 2026-06-27/ output directory; ~80 unique non-digested accessions after de-duplicating against id:19–id:24): (1) Spatiotemporal Single-Cell Profiling Reveals T Cell Clonal Dynamics and Phenotypic Plasticity in Human Graft-versus-Host Disease (GSE307215, n=104, pdat 2026/06/24, single-cell + spatial, score 9, Homo sapiens, clean license, raw files, no risk signals, suppfile CSV/H5AD/JPG/JSON/MTX/PARQUET/PNG/TIFF/TSV) — a freshly deposited (pdat = 3 days ago) score-9 large n=104 spatiotemporal single-cell atlas of T-cell clonal dynamics and phenotypic plasticity in human graft-versus-host disease (GvHD, the leading life-threatening complication of allogeneic hematopoietic stem-cell transplantation affecting 30–50% of transplant recipients); the single-cell + spatial pairing across a large n=104 cohort is the gold-standard design for clonal-dynamics + tissue-localization dissection and a direct input for Brown Biotech's bioinformatics / clinical-transplantation lane (GvHD remains the dominant non-relapse mortality driver in HSCT and a high-impact translational priority); pairs conceptually with the GSE335215 in vivo double-knockout CAR-T synergy screen (id:24) on a shared T-cell-engineering thread. (2) Standardized metrics for assessment and reproducibility of imaging-based spatial transcriptomics datasets (GSE277080, n=38, pdat 2025/07/28, single-cell + spatial, score 9, Homo sapiens, clean license, raw files, no risk signals, suppfile CSV/TAR) — a freshly indexed (newly visible in this scan) score-9 standardized-metrics methodology atlas for imaging-based spatial-transcriptomics reproducibility across platforms; this is the cleanest possible cross-platform QC / harmonization input for Brown Biotech's biotech-infrastructure / spatial-cohort QC pipeline and pairs with the GSE308146/47/48 three-platform FFPE benchmark bundle (id:22) on a shared reproducibility / cross-platform-harmonization thread; the n=38 cohort enables proper benchmarking of CosMx/MERSCOPE/Xenium/MERFISH at statistically meaningful sample size. (3) Subtype-Specific Dependencies and Drug Vulnerabilities Enable Precision Therapeutics in Head and Neck Cancer (GSE311507, n=16, pdat 2026/06/01, metabolism / perturbation, score 9, Homo sapiens, clean license, raw files, no risk signals, suppfile CSV) — a freshly deposited (pdat = 2026-06-01) score-9 transcriptomic subtype-specific dependency map for head-and-neck cancer (HNSCC) surfacing subtype-specific drug vulnerabilities and precision-therapeutic targets; direct input for Brown Biotech's AI drug discovery / precision-oncology lane and clean CMap-repurposing input for next-generation HNSCC subtype-targeted therapies; pairs with the GSE326226 Xenium muscle-invasive bladder cancer lineage-vulnerability atlas (id:22) on a shared precision-oncology / perturbation thread.

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## 🎯 Highlights

### 1. Spatiotemporal Single-Cell Profiling Reveals T Cell Clonal Dynamics and Phenotypic Plasticity in Human Graft-versus-Host Disease (GSE307215, score 9, n=104, pdat 2026/06/24, single-cell + spatial, Homo sapiens, clean license, raw files, no risk signals, suppfile CSV/H5AD/JPG/JSON/MTX/PARQUET/PNG/TIFF/TSV): freshly deposited (pdat = 2026-06-24) score-9 large n=104 spatiotemporal single-cell atlas of T-cell clonal dynamics and phenotypic plasticity in human graft-versus-host disease (the leading life-threatening complication of allogeneic hematopoietic stem-cell transplantation affecting 30–50% of transplant recipients) — gold-standard single-cell + spatial design for clonal-dynamics + tissue-localization dissection and direct input for Brown Biotech's bioinformatics / clinical-transplantation lane (GvHD remains the dominant non-relapse mortality driver in HSCT and a high-impact translational priority); pairs with the GSE335215 in vivo double-knockout CAR-T synergy screen (id:24) on shared T-cell-engineering biology

### 2. Standardized metrics for assessment and reproducibility of imaging-based spatial transcriptomics datasets (GSE277080, score 9, n=38, pdat 2025/07/28, single-cell + spatial, Homo sapiens, clean license, raw files, no risk signals, suppfile CSV/TAR): freshly indexed score-9 standardized-metrics methodology atlas for imaging-based spatial-transcriptomics reproducibility across platforms — cleanest possible cross-platform QC / harmonization input for Brown Biotech's biotech-infrastructure / spatial-cohort QC pipeline and direct complement to the GSE308146/47/48 three-platform FFPE benchmark bundle (id:22); the n=38 cohort enables statistically meaningful benchmarking of CosMx/MERSCOPE/Xenium/MERFISH and reinforces the cross-platform-harmonization thread that anchors Brown Biotech's reproducibility methodology

### 3. Subtype-Specific Dependencies and Drug Vulnerabilities Enable Precision Therapeutics in Head and Neck Cancer (GSE311507, score 9, n=16, pdat 2026/06/01, metabolism / perturbation, Homo sapiens, clean license, raw files, no risk signals, suppfile CSV): freshly deposited (pdat = 2026-06-01) score-9 transcriptomic subtype-specific dependency map for head-and-neck cancer (HNSCC) surfacing subtype-specific drug vulnerabilities and precision-therapeutic targets — direct input for Brown Biotech's AI drug discovery / precision-oncology lane and clean CMap-repurposing input for next-generation HNSCC subtype-targeted therapies; pairs with the GSE326226 Xenium muscle-invasive bladder cancer lineage-vulnerability atlas (id:22) on a shared precision-oncology / perturbation thread

### 4. Combined signal: bioinformatics / clinical-transplantation (n=104 spatiotemporal single-cell T-cell clonal-dynamics GvHD atlas) + biotech infrastructure / spatial-methodology (standardized reproducibility metrics for imaging-based spatial transcriptomics) + AI drug discovery / precision-oncology (HNSCC subtype-specific drug vulnerability map) — three orthogonal modalities spanning 3 of 6 Brown Biotech coverage categories (bioinformatics, biotech infrastructure, AI drug discovery), all clean-license GEO with raw files available and spanning a balanced combination of freshly deposited (pdat within 1 month) and freshly indexed methodology datasets; the watcher's 2026-06-27 scan (collected_at 2026-06-26T21:02–21:03 UTC = 2026-06-27 06:02–06:03 KST) ran on its normal 06:00 KST cadence and emitted 105 hits (~80 unique non-digested accessions after de-duplicating against id:19–id:24); HF channel also resurfaced the longevity-db/human-muscle-aging-atlas-snRNAseq dataset (score 4, cc-by-4.0), reinforcing the longevity / snRNA-seq aging-atlas thread

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## 💼 Next Steps

- **[Request bioinformatics / GvHD clonal-dynamics brief](https://brownbio.tech/multiomics#brief)**
- **[Request biotech infrastructure / spatial-QC brief](https://brownbio.tech/multiomics#brief)**
- **[Request AI drug discovery / HNSCC subtype brief](https://brownbio.tech/services/ai-drug-discovery#brief)**
- **[View biostatx service](https://brownbio.tech/services/biostatx)**

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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:** 2026-06-27 06:07 KST
- **Repo:** `ohbryt/brown-biotech-platform`

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