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Development and validation of a turbulent flow chromatography and tandem mass spectrometry method for the quantitation of methotrexate and its metabolites 7-hydroxy methotrexate and DAMPA in serum.
Schofield RC, Ramanathan LV, Murata K, Grace M, Fleisher M, Pessin MS, Carlow DC. Schofield RC, et al. Among authors: ramanathan lv. J Chromatogr B Analyt Technol Biomed Life Sci. 2015 Oct 1;1002:169-75. doi: 10.1016/j.jchromb.2015.08.025. Epub 2015 Aug 22. J Chromatogr B Analyt Technol Biomed Life Sci. 2015. PMID: 26322588 Free PMC article.
Sensitive simultaneous quantitation of testosterone and estradiol in serum by LC-MS/MS without derivatization and comparison with the CDC HoSt program.
Schofield RC, Mendu DR, Ramanathan LV, Pessin MS, Carlow DC. Schofield RC, et al. Among authors: ramanathan lv. J Chromatogr B Analyt Technol Biomed Life Sci. 2017 Mar 24;1048:70-76. doi: 10.1016/j.jchromb.2017.02.006. Epub 2017 Feb 10. J Chromatogr B Analyt Technol Biomed Life Sci. 2017. PMID: 28222335 Free PMC article.
Two cases of spontaneous remission of non-parasitic chyluria.
Mendu DR, Sternlicht H, Ramanathan LV, Pessin MS, Fleisher M, Dalbagni G, Jaimes EA, Kaltsas A, Glezerman IG. Mendu DR, et al. Among authors: ramanathan lv. Clin Biochem. 2017 Oct;50(15):886-888. doi: 10.1016/j.clinbiochem.2017.05.002. Epub 2017 May 4. Clin Biochem. 2017. PMID: 28478046 Free PMC article.
67 results