Humphreys Lab — Kidney Precision Medicine
Washington University in St. Louis · Division of Nephrology

Kidney Precision
Medicine for
Patients

The Humphreys Lab harnesses single-cell multiomics, kidney organoids, and computational biology to transform our understanding of kidney disease and develop new regenerative therapies.

3M+
Single-cell RNA-seq & ATAC-seq libraries generated
35K+
Unique users of K.I.T. from 68 countries
1M
Cell atlas for diabetic kidney disease
Humphreys Lab
Advancing kidney science — one cell at a time.

How We Study the Kidney

Three complementary approaches — all aimed at understanding and treating human kidney disease with unprecedented resolution.

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Single-Cell Multiomics

We apply snRNA-seq and snATAC-seq to mouse and human kidney and lung at scale, performing 100% of bioinformatic analyses in-house. Our datasets reveal cellular heterogeneity across disease states, drug responses, and developmental time points.

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Kidney Organoids

We differentiate kidney organoids from human pluripotent stem cells to model development and disease in a dish. 3D light-sheet fluorescence microscopy and high-resolution confocal imaging reveal how nephron-like structures form and fail.

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Regenerative Medicine

Translating molecular insights into therapies for AKI and CKD. We study cell-type-specific drug responses, identify new therapeutic targets, and develop strategies to regenerate injured kidney tissue.

High resolution confocal microscopy — Humphreys Lab

High Resolution Microscopy

We use high-resolution confocal microscopy to visualize protein expression by immunofluorescence and mRNA by RNAscope.

Three-dimensional light sheet fluorescence microscopy reveals the branching architecture of nephron-like structures in kidney organoids differentiated from human pluripotent stem cells.

WashU Cellular Imaging →

Kidney Integrative Transcriptomics

K.I.T. is our open-access single-cell data visualization platform — letting researchers worldwide explore our growing compendium of kidney single-cell RNA-seq data without needing bioinformatics expertise.

Browse cell populations, query gene expression across conditions and datasets, and download data for your own analyses. Trusted by researchers from 68 countries.

Launch K.I.T. →
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K.I.T.

Kidney Integrative Transcriptomics — explore millions of single-cell profiles from human & mouse kidney.

3M+
Cells indexed
68
Countries
35K+
Unique users
100%
Open access

Recent Publications

A selection of key papers from the lab. View full bibliography on PubMed →

Humphreys Lab Team
Meet the people behind the science.

Our Team

A diverse group of scientists united by curiosity about kidney biology and driven to make an impact for patients.

Humphreys Lab 2025

Humphreys Lab · 2025

George W. Couch III Biomedical Research Building · WashU

BH
Benjamin Humphreys MD, PhD
Principal Investigator
HW
Haojia Wu, PhD
Asst. Prof. of Medicine
KH
Katherine Holzem MD, PhD
Asst. Prof. of Surgery
HS
Hemalatha Sundaramoorthy, PhD
Lab Manager
MB
Matthew Biehl MD, PhD
Postdoctoral Fellow
WR
Waleed Rahmani MD, PhD
Postdoctoral Fellow
YO
Yasuhiro Oda MD, PhD
Postdoctoral Fellow
KM
Kenji Matsui MD, PhD
Postdoctoral Fellow
WM
William Martin MD, PhD
Postdoctoral Fellow
QX
Qiao Xuanyuan, BS
Graduate Student
DL
Dian Li
Graduate Student
CC
Changfeng Chen
DBBS Graduate Student
LB
Lauren Bell
MSTP Graduate Student
+
You?
We're recruiting

Join the Lab

We are always seeking talented and motivated scientists who are passionate about kidney biology, single-cell genomics, and regenerative medicine. Positions are available at all career stages.

𝕏 @HumphreysLab in Benjamin Humphreys on LinkedIn 🔗 K.I.T. Single Cell Portal 📄 Full Bibliography on PubMed
Washington University in St. Louis
Division of Nephrology · Department of Medicine
BJC Institute of Health · St. Louis, MO

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Humphreys Lab · Kidney Precision Medicine
Washington University in St. Louis
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