Karl, J Philip

Changes in intestinal microbiota composition and metabolism coincide with increased intestinal permeability in young adults under prolonged physiological stress

Karl, J. P., Margolis, L. M., Madslien, E. H., Murphy, N. E., Castellani, J. W., Gundersen, Y., Hoke, A. V., Levangie, M. W., Kumar, R., Chakraborty, N., et al. (2017) · American Journal of Physiology-Gastrointestinal and Liver Physiology

Gut microbiota and healthGastrointestinal motility and disorders

Cited by 373

Substituting whole grains for refined grains in a 6-wk randomized trial has a modest effect on gut microbiota and immune and inflammatory markers of healthy adults

Vanegas, S. M., Meydani, M., Barnett, J. B., Goldin, B., Kane, A., Rasmussen, H., Brown, C., Vangay, P., Knights, D., Jonnalagadda, S., et al. (2017) · The American Journal of Clinical Nutrition

Gut microbiota and healthFood composition and properties

Cited by 277

Menaquinones, Bacteria, and the Food Supply: The Relevance of Dairy and Fermented Food Products to Vitamin K Requirements

Walther, B., Karl, J. P., Booth, S. L., & Boyaval, P. (2013) · Advances in Nutrition

Vitamin K Research StudiesProbiotics and Fermented Foods

Cited by 271

Iron deficiency and obesity: the contribution of inflammation and diminished iron absorption

McClung, J. P., & Karl, J. P. (2009) · Nutrition Reviews

Iron Metabolism and DisordersTrace Elements in Health

Cited by 189

Randomized, double-blind, placebo-controlled trial of iron supplementation in female soldiers during military training: Effects on iron status, physical performance, and mood

McClung, J. P., Karl, J. P., Cable, S. J., Williams, K. W., Nindl, B. C., Young, A. J., & Lieberman, H. R. (2009) · The American Journal of Clinical Nutrition

Iron Metabolism and DisordersOccupational Health and Performance

Cited by 176

Substituting whole grains for refined grains in a 6-wk randomized trial favorably affects energy-balance metrics in healthy men and postmenopausal women

Karl, J. P., Meydani, M., Barnett, J. B., Vanegas, S. M., Goldin, B., Kane, A., Rasmussen, H., Saltzman, E., Vangay, P., Knights, D., et al. (2017) · The American Journal of Clinical Nutrition

Food composition and propertiesNutritional Studies and Diet

Cited by 89

Fecal menaquinone profiles of overweight adults are associated with gut microbiota composition during a gut microbiota–targeted dietary intervention

Karl, J. P., Fu, X., Wang, X., Zhao, Y., Shen, J., Zhang, C., Wolfe, B. E., Saltzman, E., Zhao, L., & Booth, S. L. (2015) · The American Journal of Clinical Nutrition

Gut microbiota and healthVitamin K Research Studies

Cited by 53

Testosterone supplementation upregulates androgen receptor expression and translational capacity during severe energy deficit

Howard, E. E., Margolis, L. M., Berryman, C. E., Lieberman, H. R., Karl, J. P., Young, A. J., Montano, M. A., Evans, W. J., Rodriguez, N. R., Johannsen, N. M., et al. (2020) · American Journal of Physiology-Endocrinology and Metabolism

Hormonal and reproductive studiesMuscle metabolism and nutrition

Cited by 28

Orally ingested probiotics, prebiotics, and synbiotics as countermeasures for respiratory tract infections in nonelderly adults: a systematic review and meta-analysis

Coleman, J. L., Hatch-McChesney, A., Small, S. D., Allen, J. T., Sullo, E., Agans, R. T., Fagnant, H. S., Bukhari, A. S., & Karl, J. P. (2022) · Advances in Nutrition

Probiotics and Fermented FoodsMicrobial Metabolites in Food Biotechnology

Cited by 19