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Benavides, Angelyne; Montoro, Paola; Bassarello, Carla; Piacente, Sonia; Pizza, Cosimo (2006). "Catechin derivatives in Jatropha macrantha stems: Characterisation and LC/ESI/MS/MS quali–quantitative analysis". Journal of Pharmaceutical and Biomedical Analysis. 40 (3): 639–47. doi:10.1016/j.jpba.2005.10.004. PMID16300918.
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Kamimura, A; Takahashi, T (2002). "Procyanidin B-3, isolated from barley and identified as a hair-growth stimulant, has the potential to counteract inhibitory regulation by TGF-beta1". Experimental Dermatology. 11 (6): 532–41. doi:10.1034/j.1600-0625.2002.110606.x. PMID12473061. S2CID39454993.
Quinde-Axtell, Zory; Baik, Byung-Kee (2006). "Phenolic Compounds of Barley Grain and Their Implication in Food Product Discoloration". Journal of Agricultural and Food Chemistry. 54 (26): 9978–84. doi:10.1021/jf060974w. PMID17177530.
Benavides, Angelyne; Montoro, Paola; Bassarello, Carla; Piacente, Sonia; Pizza, Cosimo (2006). "Catechin derivatives in Jatropha macrantha stems: Characterisation and LC/ESI/MS/MS quali–quantitative analysis". Journal of Pharmaceutical and Biomedical Analysis. 40 (3): 639–47. doi:10.1016/j.jpba.2005.10.004. PMID16300918.
Kamimura, A; Takahashi, T (2002). "Procyanidin B-3, isolated from barley and identified as a hair-growth stimulant, has the potential to counteract inhibitory regulation by TGF-beta1". Experimental Dermatology. 11 (6): 532–41. doi:10.1034/j.1600-0625.2002.110606.x. PMID12473061. S2CID39454993.