An integrated single cell and spatial transcriptomic map of human white adipose tissue

Lucas Massier, Jutta Jalkanen, Merve Elmastas, Jiawei Zhong, Tongtong Wang, Pamela A Nono Nankam, Scott Frendo-Cumbo, Jesper Bäckdahl, Narmadha Subramanian, Takuya Sekine, Alastair G Kerr, Ben T P Tseng, Jurga Laurencikiene, Marcus Buggert, Magda Lourda, Karolina Kublickiene, Nayanika Bhalla, Alma Andersson, Armand Valsesia, Arne AstrupEllen E Blaak, Patrik L Ståhl, Nathalie Viguerie, Dominique Langin, Christian Wolfrum, Matthias Blüher, Mikael Rydén*, Niklas Mejhert*

*Corresponding author for this work

Research output: Contribution to journalArticleAcademicpeer-review

Abstract

To date, single-cell studies of human white adipose tissue (WAT) have been based on small cohort sizes and no cellular consensus nomenclature exists. Herein, we performed a comprehensive meta-analysis of publicly available and newly generated single-cell, single-nucleus, and spatial transcriptomic results from human subcutaneous, omental, and perivascular WAT. Our high-resolution map is built on data from ten studies and allowed us to robustly identify >60 subpopulations of adipocytes, fibroblast and adipogenic progenitors, vascular, and immune cells. Using these results, we deconvolved spatial and bulk transcriptomic data from nine additional cohorts to provide spatial and clinical dimensions to the map. This identified cell-cell interactions as well as relationships between specific cell subtypes and insulin resistance, dyslipidemia, adipocyte volume, and lipolysis upon long-term weight changes. Altogether, our meta-map provides a rich resource defining the cellular and microarchitectural landscape of human WAT and describes the associations between specific cell types and metabolic states.

Original languageEnglish
Article number1438
Number of pages19
JournalNature Communications
Volume14
Issue number1
DOIs
Publication statusPublished - 15 Mar 2023

Keywords

  • Humans
  • Transcriptome/genetics
  • Adipose Tissue, White/metabolism
  • Adipocytes/metabolism
  • Gene Expression Profiling
  • Adipogenesis/genetics
  • Adipose Tissue

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