. Author manuscript; available in PMC: 2017 Feb 3.

Published in final edited form as: J Ethnopharmacol. 2015 Dec 9;178:307–322. doi: 10.1016/j.jep.2015.12.006

Table 5.

Ethanol extracts from Q’eqchi Maya plant species that bound to the serotonin receptors when tested at 50–100 μg/ml. Results and methods are described in Michel et al., 2006; 2008; 2010.

Species	Plant Part	5HT_1A % binding^a	5HT_5A % binding^a	5HT₇ % binding^b
Arachnothryx stachyoidea	Leaves	51	37	26
Cecropia peltata	Leaves	62	38	81
Cissampelos tropaeolifolia	Leaves	51	94	34
Clidemia petiolaris	Leaves	NT	NT	44
Clidemia setosa	Leaves	NT	NT	47
Henriettea cuneata	Leaves	55	43	NT
Hibiscus rosa-sinensis	Leaves	61	70	NT
Hyptis verticillata	Leaves	NT	NT	89
Justicia fimbriata	Leaves	48	28	17
Neurolaena lobata	Leaves	NT	NT	86
Piper auritum	Leaves	66	68	83
Piper hispidum	Leaves	63	76	96
Piper jacquemontianum	Leaves	NT	NT	82
Piper tuerckheimii	Leaves	NT	NT	72
Psychotria poeppigiana	Leaves	81	78	67
Senna reticulata	Leaves	NT	NT	48
Smilax domingensis	Rhizome	27	2	16

Tested at a concentration of 50 μg/ml.

Tested at a concentration of 100 μg/ml.

NT = not tested.