USGS Columbia Environmental Research Center: Jim Zajicek (Chemist)

Zhu, W., Zajicek, J.L., Tillitt, D.E., and Glass, T.E., 2013, TanA: a fluorogenic probe for thiaminase activity, Analytical Methods 5(2): 446-448, (91924)

Richter, C.A., Evans, A.N., Wright-Osment, M.K., Zajicek, J.L., Heppell, S.A., Riley, S.C., Krueger, C.C., and Tillitt, D.E., 2012, Paenibacillus thiaminolyticus is not the cause of thiamine deficiency impeding lake trout (Salvelinus namaycush) recruitment in the Great Lakes, Canadian Journal of Fisheries and Aquatic Sciences 69(6): 1056-1064, (91871)

Carvalho, P.S.M., Tillitt, D.E., Zajicek, J.L., Clauch, R.A., Honeyfield, D.C., Fitzsimmons, J.D., and Brown, S.B., 2009, Thiamine deficiency effects on the vision and foraging ability of lake trout fry, Journal of Aquatic Animal Health 21(4): 315-325, (91697)

Chuiko, G.M., Tillitt, D.E., Zajicek, J.L., Flerov, B.A., Stepanov, V.M., Zhelnin, Y.Y., and Podgornaya, V.A., 2009, Chemical Contamination of the Rybinsk Reservoir Russia: Relationship Between Liver Polychlorinated Biphenyls (PCB) Content and Health Indicators in Bream (Abramis brama), Chemosphere 67(3): 527-536, (91763)

Richter, C.A., Wright-Osment, M.K., Zajicek, J.L., Honeyfield, D.C., and Tillitt, D.E., 2009, Quantitative polymerase chain reaction (PCR) assays for a bacterial thiaminase I gene and the thiaminase-producing bacterium Paenibacillus thiaminolyticus, Journal of Aquatic Animal Health 21(4):229-238, (91686)

Tillitt, D.E., Riley, S.C., Evans, A.N., Nichols, S.J., Zajicek, J.L., Rinchard, J., Richter, C.A. and Krueger, C.C. , 2009, Dreissenid mussels from the Great Lakes contain elevated thiaminase activity, Journal of Great Lakes Research 35(2): 309-312, (91657)

Zajicek, J.L., Brown, L., Brown, S.B.,Honeyfield, D.C.,Fitzsimons, J.D., and Tillitt, D.E., 2009, Variations of thiaminase I activity pH dependencies among typical Great Lakes forage fish and Paenibacillus thiaminolyticus, Journal of Aquatic Animal Health 21(4): 207-216, (91695)

Brown, S.B., Arts, M.T., Brown, L.R., Brown, M., Moore, K., Villella, M., Fitzsimmons, J.D., Tillitt, D.E., Zajicek, J.L., Wolgamood, M., and Hnath, J.G., 2005, Can diet-dependent factors help explain fish-to-fish variation in thiamine-dependent early mortality syndrome?, Journal of Aquatic Animal Health 17(1): 36-47, (91361)

Brown, S.B., Brown, L.R., Brown, M., Morre, K., Villella, M., Fitzsimmons, J.D., Williston, B., Honeyfield, D.C., Hinterkopf, J.P., Tillitt, D.E., Zajicek, J.L., and Wolgamood, M., 2005, Effectiveness of egg immersion in aqueous solutions of thiamine and thiamine analogs for reducing early mortality syndrome, Journal of Aquatic Animal Health 17(1): 106-112, (91356)

Fitzsimons, J.D., Williston, B., Zajicek, J.L., Tillitt, D.E., Brown, S.B., Brown, L.R., Honeyfield, D.C., Warner, D.M., Rudstam, L.G., and Pearsall, W., 2005, Thiamine content and thiaminase activity of ten freshwater stocks and one marine stock of alewives, Journal of Aquatic Animal Health 17(1): 26-35, (91352)