Narukawa M, Toda Y, Nakagita T, Hayashi Y, Misaka T (June 2014). "L-Theanine elicits umami taste via the T1R1 + T1R3 umami taste receptor". Amino Acids. 46 (6): 1583–1587. doi:10.1007/s00726-014-1713-3. PMID24633359. S2CID17380461.
Nathan PJ, Lu K, Gray M, Oliver C (2006). "The neuropharmacology of L-theanine(N-ethyl-L-glutamine): a possible neuroprotective and cognitive enhancing agent". Journal of Herbal Pharmacotherapy. 6 (2): 21–30. doi:10.1300/J157v06n02_02. PMID17182482.
Nagasawa K, Aoki H, Yasuda E, Nagai K, Shimohama S, Fujimoto S (July 2004). "Possible involvement of group I mGluRs in neuroprotective effect of theanine". Biochemical and Biophysical Research Communications. 320 (1): 116–122. doi:10.1016/j.bbrc.2004.05.143. PMID15207710.
Narukawa M, Toda Y, Nakagita T, Hayashi Y, Misaka T (June 2014). "L-Theanine elicits umami taste via the T1R1 + T1R3 umami taste receptor". Amino Acids. 46 (6): 1583–1587. doi:10.1007/s00726-014-1713-3. PMID24633359. S2CID17380461.
Nathan PJ, Lu K, Gray M, Oliver C (2006). "The neuropharmacology of L-theanine(N-ethyl-L-glutamine): a possible neuroprotective and cognitive enhancing agent". Journal of Herbal Pharmacotherapy. 6 (2): 21–30. doi:10.1300/J157v06n02_02. PMID17182482.
Nagasawa K, Aoki H, Yasuda E, Nagai K, Shimohama S, Fujimoto S (July 2004). "Possible involvement of group I mGluRs in neuroprotective effect of theanine". Biochemical and Biophysical Research Communications. 320 (1): 116–122. doi:10.1016/j.bbrc.2004.05.143. PMID15207710.
Narukawa M, Toda Y, Nakagita T, Hayashi Y, Misaka T (June 2014). "L-Theanine elicits umami taste via the T1R1 + T1R3 umami taste receptor". Amino Acids. 46 (6): 1583–1587. doi:10.1007/s00726-014-1713-3. PMID24633359. S2CID17380461.