Ruth Welti, Ph.D., Ancillary Distinguished Professor

Ruth Welti, Ph.D.

Contact information

Office: 508 Ackert Hall
Phone: 785-532-6241
Lab website


B.S. 1976, University of Connecticut, Storrs, CT
Ph.D. 1982, Washington University in Saint Louis, MO
Postdoctoral Fellow, 1982-84, Kansas University Medical Center, Kansas City, KS

Areas of Specialty

Lipid and membrane structure and function

  • Cellular membranes
  • Lipid chemistry and biochemistry
  • Lipid changes in plant stress responses
  • Lipid analysis by classical and mass spectrometry methods

Selected publications

Vu, HS., Shiva, S., Roth, MR., Tamura, P., Zheng, L., Li, M., Sarowar, S., Honey, S., McElhiney, D., Hinkes, P., Seib, L., Williams, TD., Gadbury, G., Wang, X., Shah, J., and Welti, R. (2014) "Lipid changes after leaf wounding in Arabidopsis thaliana: Expanded ligidomic data form the basis for lipid co-occurrence anaylsis" Plant J. Accepted

Vu, HS., Roth, MR., Tamura, P., Samarakoon, T., Shiva, S., Honey, S., Lowe, K., Schmelz, EA., Williams, TD., and Welti, R. (2014) "Head-group acylation of monogalactosyldiacylglycerol is a common stress response, and the acyl-galactose acyl composition varies with the plant species and applied stress" Physiol. Plant. 150:517-528

Maatta, S., Scheu, B., Roth, MR., Tamura, P., L,i M., Williams, TD., Wang, X., and Welti, R. (2012) "Levels of Arabidopsis thaliana Leaf Phosphatidic Acids, Phosphatidylserines, and Most Trienoate-Containing Polar Lipid Molecular Species Increase during the Dark Period of the Diurnal Cycle" Front Plant Sci. 3:49. doi: 10.3389/fpls.2012.00049

Vu, HS., Tamura, P., Galeva, NA., Chaturvedi, R., Roth, MR., Williams, TD., Wang, X., Shah, J., and Welti, R. (2012) "Direct infusion mass spectrometry of oxylipin-containing Arabidopsis membrane lipids reveals varied patterns in different stress responses" Plant Physiol. 158:324-339

Zhou, Z., Marepally, SR., Nune, DS., Pallakollu, P., Ragan, G., Roth, MR., Wang, L., Lushington, GH., Visvanathan, M., and Welt,i R. (2011) "LipidomeDB data calculation environment: online processing of direct-infusion mass spectral data for lipid profiles" Lipids 46:879-884

Buseman, CM., Tamura, P., Sparks, AA., Baughman, EJ., Maatta, S., Zhao, J., Roth, MR., Esch, SW., Shah, J., Williams, TD., and Welti, R. (2006) "Wounding stimulates the accumulation of glycerolipids containing oxophytodienoic acid and dinor-oxophytodienoic acid in Arabidopsis leaves" Plant Physiol. 142:28-39

Devaiah, SP., Roth, MR., Baughman, E., Li, M., Tamura, P., Jeannotte, R., Welti, R., and Wang, X. (2006) "Quantitative profiling of polar glycerolipid species from organs of wild-type Arabidopsis and a phospholipase Dalpha1 knockout mutant" Phytochemistry 67:1907-1924

Welti, R., Li, W., Li, M., Sang, Y., Biesiada, H., Zhou, HE., Rajashekar, CB., Williams, TD., and Wang, X. (2002) "Profiling membrane lipids in plant stress responses. Role of phospholipase D alpha in freezing-induced lipid changes in Arabidopsis" J. Biol. Chem. 277:31994-32002

Complete Publications List in NCBI