Jun Ma

Epidemic Trends and Associated Factors of the Double Burden of Malnutrition Among Children and Adolescents in Xizang: Based on Five Cross-Sectional Surveys from 2019 to 2024

Introduction: The population-level double burden of malnutrition (DBM), characterized by the coexistence of undernutrition and overnutrition, presents a complex public health challenge. Xizang (Tibet), with its extreme high-altitude geography, rapid economic growth, and targeted...

Novel Compound-Heterozygous Variants in PYCR1 Expand the Variant Spectrum of Autosomal Recessive Cutis Laxa

Background and Objectives: Autosomal recessive cutis laxa (ARCL) is a genetically heterogeneous group of connective-tissue disorders characterized by loose, inelastic skin and variable systemic involvement. Biallelic variants in PYCR1 are associated with PYCR1-related ARCL, inclu...