Comorbidity-associated glutamine deficiency is a predisposition to severe COVID-19

NMR-Metabolomics in COVID-19 Research

Mechanisms of COVID-19 pathogenesis in diabetes American Journal of Physiology-Heart and Circulatory Physiology

COVID-19: Is there a role for immunonutrition in obese patient?, Journal of Translational Medicine

Metabolomics analysis identifies glutamic acid and cystine imbalances in COVID-19 patients without comorbid conditions. Implications on redox homeostasis and COVID-19 pathophysiology

Nutritional deficiencies that may predispose to long COVID

Sequential multi-omics analysis identifies clinical phenotypes and predictive biomarkers for long COVID - ScienceDirect

Frontiers The Genetic Risk for COVID-19 Severity Is Associated With Defective Immune Responses

Systemic perturbations in amino acids/amino acid derivatives and tryptophan pathway metabolites associated with murine influenza A virus infection, Virology Journal

Metabolomics analysis identifies glutamic acid and cystine imbalances in COVID-19 patients without comorbid conditions. Implications on redox homeostasis and COVID-19 pathophysiology

Sequential multi-omics analysis identifies clinical phenotypes and predictive biomarkers for long COVID – ScienceOpen

PDF] Glutamine: A Conditionally Essential Amino Acid with Multiple Biological Functions

Association of COVID-19 with Comorbidities: An Update