Evidence map›Paper›PMID 32220312›Full record

ArticleCell2020

Evolutionary Selection and Constraint on Human Knee Chondrocyte Regulation Impacts Osteoarthritis Risk.

Daniel Richard, Zun Liu, Jiaxue Cao, Ata M Kiapour, Jessica Willen, Siddharth Yarlagadda, Evelyn Jagoda, Vijaya B Kolachalama, Jakob T Sieker, Gary H Chang and 10 more

Open access · bronzeAbstract read
In one paragraph

Article in Cell, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 78 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
78citing papers in PubMed, 2 pooled it
12.3field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

78 citing papers in PubMed, 2 syntheses or guidelines pooled it, 160 citations in OpenAlex.

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  9. Modular genetic architecture underlies human hand and foot evolution.Proceedings of the National Academy of Sciences of the United States of America · 2026
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18 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

20 authors at 5 institutions in 3 countries.

Daniel RichardHuman Evolutionary Biology, Harvard University, Cambridge, MA 02138, USA.
Zun LiuHuman Evolutionary Biology, Harvard University, Cambridge, MA 02138, USA.
Jiaxue CaoHuman Evolutionary Biology, Harvard University, Cambridge, MA 02138, USA; Farm Animal Genetic Resources Exploration and Innovation Key Laboratory of Sichuan Province, Sichuan Agricultural University, Chengdu 611130, China.
Ata M KiapourOrthopaedic Surgery, Boston Children's Hospital, Harvard Medical School, Boston, MA 02115, USA.
Jessica WillenHuman Evolutionary Biology, Harvard University, Cambridge, MA 02138, USA.
Siddharth YarlagaddaHuman Evolutionary Biology, Harvard University, Cambridge, MA 02138, USA.
Evelyn JagodaHuman Evolutionary Biology, Harvard University, Cambridge, MA 02138, USA.
Vijaya B KolachalamaDepartment of Medicine, Boston University School of Medicine, Boston, MA 02115, USA; Whitaker Cardiovascular Institute, Boston University School of Medicine, Boston, MA 02115, USA; Hariri Institute for Computing and Computational Science and Engineering, Boston University, Boston, MA 02115, USA.
Jakob T SiekerOrthopaedic Surgery, Boston Children's Hospital, Harvard Medical School, Boston, MA 02115, USA; Pathology and Laboratory Medicine, Tufts Medical Center, Boston, MA 02111, USA.
Gary H ChangDepartment of Medicine, Boston University School of Medicine, Boston, MA 02115, USA.
Pushpanathan MuthuirulanHuman Evolutionary Biology, Harvard University, Cambridge, MA 02138, USA.
Mariel YoungHuman Evolutionary Biology, Harvard University, Cambridge, MA 02138, USA.
Anand MassonMcCaig Institute for Bone and Joint Health, University of Calgary, Calgary, AB T2N 1N4, Canada.
Johannes KonradOrthopaedic Surgery, Boston Children's Hospital, Harvard Medical School, Boston, MA 02115, USA.
Shayan HosseinzadehOrthopaedic Surgery, Boston Children's Hospital, Harvard Medical School, Boston, MA 02115, USA.
David E MaridasDevelopmental Biology, Harvard School of Dental Medicine, Boston, MA 02115, USA.
Vicki RosenDevelopmental Biology, Harvard School of Dental Medicine, Boston, MA 02115, USA.
Roman KrawetzMcCaig Institute for Bone and Joint Health, University of Calgary, Calgary, AB T2N 1N4, Canada.
Neil RoachHuman Evolutionary Biology, Harvard University, Cambridge, MA 02138, USA.
Terence D CapelliniHuman Evolutionary Biology, Harvard University, Cambridge, MA 02138, USA; Broad Institute of MIT and Harvard, Cambridge, MA 02142, USA. Electronic address: tcapellini@fas.harvard.edu.
Harvard University · USBoston Children's Hospital · USBoston University · USUniversity of Calgary · CABroad Institute · US

Funding

Project-005UL1TR001430 · NCATS · BOSTON UNIVERSITY MEDICAL CAMPUS · PI BAIR-MERRITT, MEGAN H, CENTER, DAVID M. · 2015 to 2024
$52.3M
Multicenter Osteoarthritis Study (MOST) Second Renewal - Boston UniversityU01AG018820 · NIA · BOSTON UNIVERSITY MEDICAL CAMPUS · PI FELSON, DAVID TOBIN · 2001 to 2019
$13.6M
Skeletal Phenotyping CoreP30AR066261 · NIAMS · MASSACHUSETTS GENERAL HOSPITAL · PI KRONENBERG, HENRY M. · 2014 to 2018
$3.5M
Uncovering the Genetic Mechanisms Behind Joint-Specific OsteoarthritisR01AR070139 · NIAMS · HARVARD UNIVERSITY · PI CAPELLINI, TERENCE D · 2018 to 2022
$3.3M
Non-invasive Assessment of Ligament Healing, in VivoR01AR065462 · NIAMS · RHODE ISLAND HOSPITAL · PI FLEMING, BRADEN C, MURRAY, MARTHA M · 2014 to 2016
$2.1M
NCATS NIH HHS UL1 TR001430NIAMS NIH HHS P30 AR066261NIAMS NIH HHS R01 AR065462NIAMS NIH HHS R01 AR070139NIA NIH HHS U01 AG018820
6 · The paper itself

Abstract

During human evolution, the knee adapted to the biomechanical demands of bipedalism by altering chondrocyte developmental programs. This adaptive process was likely not without deleterious consequences to health. Today, osteoarthritis occurs in 250 million people, with risk variants enriched in non-coding sequences near chondrocyte genes, loci that likely became optimized during knee evolution. We explore this relationship by epigenetically profiling joint chondrocytes, revealing ancient selection and recent constraint and drift on knee regulatory elements, which also overlap osteoarthritis variants that contribute to disease heritability by tending to modify constrained functional sequence. We propose a model whereby genetic violations to regulatory constraint, tolerated during knee development, lead to adult pathology. In support, we discover a causal enhancer variant (rs6060369) present in billions of people at a risk locus (GDF5-UQCC1), showing how it impacts mouse knee-shape and osteoarthritis. Overall, our methods link an evolutionarily novel aspect of human anatomy to its pathogenesis.

Indexed as

AnimalsBiological EvolutionChondrocytesEvolution, MolecularGenetic Predisposition to DiseaseGrowth Differentiation Factor 5HEK293 CellsHumansKneeKnee JointMiceNIH 3T3 CellsOsteoarthritisRegulatory Sequences, Nucleic AcidRisk FactorsGDF5 protein, humanGdf5 protein, mouseGrowth Differentiation Factor 5ATAC-seqchondrocyteGDF5gene regulationgenetic drifthuman evolutionkneemouse modelnatural selectionosteoarthritis

Identifiers

PMID32220312
PMCPMC7179902
OpenAlexW3013790276

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.