diff --git a/sources/literature.md b/sources/literature.md
index 516732c..d5455a6 100644
--- a/sources/literature.md
+++ b/sources/literature.md
@@ -6,6 +6,11 @@
 
 ## 最近 30 天精读 (按 mtime 倒序)
 
+### 2026-07-28
+| DOI | Vendor | 类器官 | 标题 | 路径 |
+|---|---|---|---|---|
+| `10.1080_17460751.2025.2572177` | Ronawk Bio-Block (KB 0 命中) | MSC / 脂肪源 | Comparison of 3D culture systems on MSC longevity, regenerative potential, and secretome production | `RegenMed/2026-07-28_Hodge_2025_RegenMed_MSC_3D_Bio-Block.md` |
+
 ### 2026-07-17
 | DOI | Vendor | 类器官 | 标题 | 路径 |
 |---|---|---|---|---|
@@ -37,13 +42,19 @@
 | `10.1002_jbm4.10792` | CelVivo | 通用 | High-throughput microfluidic organoid-on-a-chip (v2-munir2023) | `Celvivo/10.1002_jbm4.10792-v2-munir2023.md` |
 | `10.3390_cells11203216` | CelVivo | 肝 NAFLD | Mapping Proteome and Lipidome Changes in Early-Onset NAFLD | `Celvivo/10.3390_cells11203216.md` |
 
-## 按 Vendor 统计 (mtime 2026-06-16 → 2026-07-16)
+## 按 Vendor 统计 (mtime 2026-06-16 → 2026-07-28)
 
 | Vendor | 30 天精读数 | 最近一篇 |
 |---|---|---|
 | **CelVivo** | 5 篇 | 2026-07-05 |
 | **3Brain** | 1 篇 | 2026-06-24 |
-| **Cellink** | 0 篇 | (本周期无) |
+| **Cellink** | 1 篇 | 2026-07-27 |
+| **Ronawk Bio-Block** (KB 0 命中) | 1 篇 | 2026-07-28 |
+
+## 4 周 MSC 长期培养关键词命中 (累计)
+
+- `Bio-Block Ronawk 3D culture mesenchymal` (2026-07-28 入库, **未 KB 验证**; 4 周时窗 vs 2D/球体/Matrigel 平台对比)
+- `Hodge Mellott Bio-Block 3D culture` (2026-07-28 入库, **未 KB 验证**; 同上 Ronawk 团队 USC Kansas)
 
 ## ClinoReactor 关键词命中 (累计)