# 单细胞分析经验

# 整体描述:聚类,亚群注释,组织分布

细胞分群与注释

  1. 非监督聚类算出 marker
  2. 已知的 marker

# 筛选细胞亚群:基因,功能,TF,互作,拟时序

如何筛选细胞亚群?

  • Fig1. 整体描述:聚类,不同疾病状态的关系,细胞大群的组织分布。
  • Fig2. 筛选细胞亚群:特征基因,功能,转录因子,细胞互作,拟时序
  • Fig3. 稀有且肿瘤富集的细胞亚群

# 巴氏距离(Bhatt distance difference):量化两个概率分布之间的差异

较大的巴氏距离表明细胞类型或组织之间转录组较大的差异

# 基尼系数(Gini coefficient)

Intratumoral CD4+T Cells Mediate Anti-tumor Cytotoxicity in Human Bladder Cancer, 2020, Cell

Gini indices for each CD8+T cell cluster calculated for each patient, showing significant clonal expansion within exhausted CD8+T cells.
Clonal replacement of tumor-specific T cells following PD-1 blockade, 2019, Nature Medicine

# 香农指数(Shannon equitability index)

Pan-cancer single cell landscape of tumor-infiltrating T cells, 2021, Science

# 肿瘤细胞比例

Immune suppressive landscape in the human esophageal squamous cell carcinoma microenvironment, 2018, Nature Communications

Landscape of Infiltrating T Cells in Liver Cancer Revealed by Single-Cell Sequencing, 2017, Cell

# 火山图

细胞当成基因

Single-cell RNA sequencing reveals compromisedimmune microenvironment in precursor stages of multiple myeloma, 2020, Nature Cancer

# 风险比(Hazard ratio)

Pan-cancer single-cell dissection reveals phenotypically distinct B cell subtypes, 2024, Cell

# RO/ER_{O/E}

Global characterization of Tcells in non-small-cell lung cancer by single-cell sequencing, 2018, Nature Medicine

Single-Cell Analyses Inform Mechanisms of Myeloid Targeted Therapies in Colon Cancer, 2020, Cell

# odds ratio(OR)

Pan-cancer single cell landscape of tumor-infiltrating T cells, 2021, Science

# Tumor regression ratio

Spatiotemporal single-cell analysis decodes cellular dynamics underlyingdifferent responsesto immunotherapy in colorectal cancer, 2024, Cancer Cell

# 用 pathway 对亚群打分

Resolving the intertwining of inflammation and fibrosis in human heart failure at single-cell level, 2021, Basic Research in Cardiology

# 针对单细胞的统计检验

# 癌细胞亚群的药物敏感性

# 单个细胞与表型关联

# 生态学指数

  • Inverse.Simpson
  • Pielou
  • Shannon.Wiener
  • Simpson

# 细胞亚群与表型的 AUC

# 细胞差异丰度分析

# 细胞亚群的关系:共现性,模块:功能

如何识别关联亚群?

# 用样本对细胞分模块

# PCC

Single-cell analyses reveal key immune cell subsets associated with response to PD-L1 blockade in triple-negative breast cancer, 2021, Cancer Cell

# 细胞互作的数量

Single-cell RNA sequencing demonstrates the molecular and cellular reprogramming of metastatic lung adenocarcinoma, 2020, Nature Communications

# 患者分组:差异,机制,价值

# 关键且新颖基因:表达,功能

# 关联基因,基因模块:功能