C1r

There are 2 papers on C1r in aging research: 2 observational studies in people.

Biomarker

2 papers study it1 finding

See all 2 papers on C1r

“confirmed the predictive value of C2 and C1R for gait speed and SPPB decline, with AUC values exceeding 0.7 for clinically relevant measures”
Plasma Extracellular Vesicles-Derived Complement Proteins as Biomarkers of Sarcopenia Progression in Longitudinal CohortsJournal of cachexia, sarcopenia and muscle2026doi:10.1002/jcsm.70350
  • Humans2

Associations

1

SPPB decline

downin humans1

1 study
  1. C1r predicts SPPB decline in independent hospital-based OsteoSarc cohort (validation) (AUC exceeding 0.7).

    “confirmed the predictive value of C2 and C1R for gait speed and SPPB decline, with AUC values exceeding 0.7 for clinically relevant measures”

    Humansin independent hospital-based OsteoSarc cohort (validation)plasma extracellular vesicle-associated proteinn = 93

    Plasma Extracellular Vesicles-Derived Complement Proteins as Biomarkers of Sarcopenia Progression in Longitudinal Cohorts

    Journal of cachexia, sarcopenia and muscle

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Dec 2025: 0Jan 2026: 0Feb 2026: 0Mar 2026: 1Apr 2026: 0May 2026: 0Jun 2026: 0Jul 2026: 1Aug 2026: 0Sep 2026: 0Oct 2026: 0Nov 2026: 02 papers in 12 months