Perry NB, Burgess EJ, Rodríguez Guitián MA, Romero Franco R, López Mosquera E, Smallfield BM, Joyce NI, Littlejohn RP (May 2009). "Sesquiterpene lactones in Arnica montana: helenalin and dihydrohelenalin chemotypes in Spain". Planta Medica. 75 (6): 660–6. doi:10.1055/s-0029-1185362. PMID19235681.
Tornhamre, Susanne; Schmidt, Thomas J.; Näsman-Glaser, Barbro; Ericsson, Inger; Lindgren, Jan Åke (2001). "Inhibitory effects of helenalin and related compounds on 5-lipoxygenase and leukotriene C 4 synthase in human blood cells". Biochemical Pharmacology. 62 (7): 903–911. doi:10.1016/S0006-2952(01)00729-8. PMID11543725.
Zwicker P, Schultze N, Niehs S, Albrecht D, Methling K, Wurster M, Wachlin G, Lalk M, Lindequist U, Haertel B (April 2017). "Differential effects of Helenalin, an anti-inflammatory sesquiterpene lactone, on the proteome, metabolome and the oxidative stress response in several immune cell types". Toxicology in Vitro. 40: 45–54. doi:10.1016/j.tiv.2016.12.010. PMID27998807.
Beekman AC, Woerdenbag HJ, van Uden W, Pras N, Konings AW, Wikström HV, Schmidt TJ (March 1997). "Structure-cytotoxicity relationships of some helenanolide-type sesquiterpene lactones". Journal of Natural Products. 60 (3): 252–7. doi:10.1021/np960517h. PMID9090867.
Huang PR, Yeh YM, Wang TC (September 2005). "Potent inhibition of human telomerase by helenalin". Cancer Letters. 227 (2): 169–74. doi:10.1016/j.canlet.2004.11.045. PMID16112419.
Chapman DE, Roberts GB, Reynolds DJ, Grippo AA, Holbrook DJ, Hall IH, Chaney SG, Chang J, Lee KH (February 1988). "Acute toxicity of helenalin in BDF1 mice". Fundamental and Applied Toxicology. 10 (2): 302–12. doi:10.1016/0272-0590(88)90315-6. PMID3356317.
Berges C, Fuchs D, Opelz G, Daniel V, Naujokat C (September 2009). "Helenalin suppresses essential immune functions of activated CD4+ T cells by multiple mechanisms". Molecular Immunology. 46 (15): 2892–901. doi:10.1016/j.molimm.2009.07.004. PMID19656571.
Hall IH, Starnes CO, Lee KH, Waddell TG (May 1980). "Mode of action of sesquiterpene lactones as anti-inflammatory agents". Journal of Pharmaceutical Sciences. 69 (5): 537–43. doi:10.1002/jps.2600690516. PMID6247478.
Lee KH, Hall IH, Mar EC, Starnes CO, ElGebaly SA, Waddell TG, Hadgraft RI, Ruffner CG, Weidner I (April 1977). "Sesquiterpene antitumor agents: inhibitors of cellular metabolism". Science. 196 (4289): 533–6. Bibcode:1977Sci...196..533L. doi:10.1126/science.191909. PMID191909.
Schröder H, Lösche W, Strobach H, Leven W, Willuhn G, Till U, Schrör K (March 1990). "Helenalin and 11 alpha,13-dihydrohelenalin, two constituents from Arnica montana L., inhibit human platelet function via thiol-dependent pathways". Thrombosis Research. 57 (6): 839–45. doi:10.1016/0049-3848(90)90151-2. PMID2116680.
Brito, N; Knipschild, P; Doreste-Alonso, J (2014). "Systematic Review on the Efficacy of Topical Arnica montanafor the Treatment of Pain, Swelling and Bruises". Journal of Musculoskeletal Pain. 22 (2): 216–223. doi:10.3109/10582452.2014.883012. S2CID76330596.
Hall IH, Lee KH, Starnes CO, Muraoka O, Sumida Y, Waddell TG (June 1980). "Antihyperlipidemic activity of sesquiterpene lactones and related compounds". Journal of Pharmaceutical Sciences. 69 (6): 694–7. doi:10.1002/jps.2600690622. PMID7205585.
Powis G, Gallegos A, Abraham RT, Ashendel CL, Zalkow LH, Grindey GB, Bonjouklian R (1994). "Increased intracellular Ca2+ signaling caused by the antitumor agent helenalin and its analogues". Cancer Chemotherapy and Pharmacology. 34 (4): 344–50. doi:10.1007/BF00686043. PMID8033301. S2CID22818483.
Jimenez-Ortiz V, Brengio SD, Giordano O, Tonn C, Sánchez M, Burgos MH, Sosa MA, et al. (February 2005). "The trypanocidal effect of sesquiterpene lactones helenalin and mexicanin on cultured epimastigotes". The Journal of Parasitology. 91 (1): 170–4. doi:10.1645/GE-3373. PMID15856894. S2CID42378778.
Schmidt TJ, Brun R, Willuhn G, Khalid SA (August 2002). "Anti-trypanosomal activity of helenalin and some structurally related sesquiterpene lactones". Planta Medica. 68 (8): 750–1. doi:10.1055/s-2002-33799. PMID12221603.
François G, Passreiter CM (February 2004). "Pseudoguaianolide sesquiterpene lactones with high activities against the human malaria parasite Plasmodium falciparum". Phytotherapy Research. 18 (2): 184–6. doi:10.1002/ptr.1376. PMID15022176. S2CID3048612.
Boulanger D, Brouillette E, Jaspar F, Malouin F, Mainil J, Bureau F, Lekeux P, et al. (January 2007). "Helenalin reduces Staphylococcus aureus infection in vitro and in vivo". Veterinary Microbiology. 119 (2–4): 330–8. doi:10.1016/j.vetmic.2006.08.020. PMID17010538.
harvard.edu
ui.adsabs.harvard.edu
Lee KH, Hall IH, Mar EC, Starnes CO, ElGebaly SA, Waddell TG, Hadgraft RI, Ruffner CG, Weidner I (April 1977). "Sesquiterpene antitumor agents: inhibitors of cellular metabolism". Science. 196 (4289): 533–6. Bibcode:1977Sci...196..533L. doi:10.1126/science.191909. PMID191909.
nih.gov
pubmed.ncbi.nlm.nih.gov
Perry NB, Burgess EJ, Rodríguez Guitián MA, Romero Franco R, López Mosquera E, Smallfield BM, Joyce NI, Littlejohn RP (May 2009). "Sesquiterpene lactones in Arnica montana: helenalin and dihydrohelenalin chemotypes in Spain". Planta Medica. 75 (6): 660–6. doi:10.1055/s-0029-1185362. PMID19235681.
Tornhamre, Susanne; Schmidt, Thomas J.; Näsman-Glaser, Barbro; Ericsson, Inger; Lindgren, Jan Åke (2001). "Inhibitory effects of helenalin and related compounds on 5-lipoxygenase and leukotriene C 4 synthase in human blood cells". Biochemical Pharmacology. 62 (7): 903–911. doi:10.1016/S0006-2952(01)00729-8. PMID11543725.
Zwicker P, Schultze N, Niehs S, Albrecht D, Methling K, Wurster M, Wachlin G, Lalk M, Lindequist U, Haertel B (April 2017). "Differential effects of Helenalin, an anti-inflammatory sesquiterpene lactone, on the proteome, metabolome and the oxidative stress response in several immune cell types". Toxicology in Vitro. 40: 45–54. doi:10.1016/j.tiv.2016.12.010. PMID27998807.
Beekman AC, Woerdenbag HJ, van Uden W, Pras N, Konings AW, Wikström HV, Schmidt TJ (March 1997). "Structure-cytotoxicity relationships of some helenanolide-type sesquiterpene lactones". Journal of Natural Products. 60 (3): 252–7. doi:10.1021/np960517h. PMID9090867.
Huang PR, Yeh YM, Wang TC (September 2005). "Potent inhibition of human telomerase by helenalin". Cancer Letters. 227 (2): 169–74. doi:10.1016/j.canlet.2004.11.045. PMID16112419.
Chapman DE, Roberts GB, Reynolds DJ, Grippo AA, Holbrook DJ, Hall IH, Chaney SG, Chang J, Lee KH (February 1988). "Acute toxicity of helenalin in BDF1 mice". Fundamental and Applied Toxicology. 10 (2): 302–12. doi:10.1016/0272-0590(88)90315-6. PMID3356317.
Berges C, Fuchs D, Opelz G, Daniel V, Naujokat C (September 2009). "Helenalin suppresses essential immune functions of activated CD4+ T cells by multiple mechanisms". Molecular Immunology. 46 (15): 2892–901. doi:10.1016/j.molimm.2009.07.004. PMID19656571.
Hall IH, Starnes CO, Lee KH, Waddell TG (May 1980). "Mode of action of sesquiterpene lactones as anti-inflammatory agents". Journal of Pharmaceutical Sciences. 69 (5): 537–43. doi:10.1002/jps.2600690516. PMID6247478.
Lee KH, Hall IH, Mar EC, Starnes CO, ElGebaly SA, Waddell TG, Hadgraft RI, Ruffner CG, Weidner I (April 1977). "Sesquiterpene antitumor agents: inhibitors of cellular metabolism". Science. 196 (4289): 533–6. Bibcode:1977Sci...196..533L. doi:10.1126/science.191909. PMID191909.
Schröder H, Lösche W, Strobach H, Leven W, Willuhn G, Till U, Schrör K (March 1990). "Helenalin and 11 alpha,13-dihydrohelenalin, two constituents from Arnica montana L., inhibit human platelet function via thiol-dependent pathways". Thrombosis Research. 57 (6): 839–45. doi:10.1016/0049-3848(90)90151-2. PMID2116680.
Hall IH, Lee KH, Starnes CO, Muraoka O, Sumida Y, Waddell TG (June 1980). "Antihyperlipidemic activity of sesquiterpene lactones and related compounds". Journal of Pharmaceutical Sciences. 69 (6): 694–7. doi:10.1002/jps.2600690622. PMID7205585.
Witzel DA, Ivie W, Dollahite JW (July 1976). "Mammalian toxicity of helenalin, the toxic principle of Helenium microcephalum CD (smallhead sneezeweed)". American Journal of Veterinary Research. 37 (7): 859–61. PMID937811.
Powis G, Gallegos A, Abraham RT, Ashendel CL, Zalkow LH, Grindey GB, Bonjouklian R (1994). "Increased intracellular Ca2+ signaling caused by the antitumor agent helenalin and its analogues". Cancer Chemotherapy and Pharmacology. 34 (4): 344–50. doi:10.1007/BF00686043. PMID8033301. S2CID22818483.
Jimenez-Ortiz V, Brengio SD, Giordano O, Tonn C, Sánchez M, Burgos MH, Sosa MA, et al. (February 2005). "The trypanocidal effect of sesquiterpene lactones helenalin and mexicanin on cultured epimastigotes". The Journal of Parasitology. 91 (1): 170–4. doi:10.1645/GE-3373. PMID15856894. S2CID42378778.
Schmidt TJ, Brun R, Willuhn G, Khalid SA (August 2002). "Anti-trypanosomal activity of helenalin and some structurally related sesquiterpene lactones". Planta Medica. 68 (8): 750–1. doi:10.1055/s-2002-33799. PMID12221603.
François G, Passreiter CM (February 2004). "Pseudoguaianolide sesquiterpene lactones with high activities against the human malaria parasite Plasmodium falciparum". Phytotherapy Research. 18 (2): 184–6. doi:10.1002/ptr.1376. PMID15022176. S2CID3048612.
Boulanger D, Brouillette E, Jaspar F, Malouin F, Mainil J, Bureau F, Lekeux P, et al. (January 2007). "Helenalin reduces Staphylococcus aureus infection in vitro and in vivo". Veterinary Microbiology. 119 (2–4): 330–8. doi:10.1016/j.vetmic.2006.08.020. PMID17010538.
Brito, N; Knipschild, P; Doreste-Alonso, J (2014). "Systematic Review on the Efficacy of Topical Arnica montanafor the Treatment of Pain, Swelling and Bruises". Journal of Musculoskeletal Pain. 22 (2): 216–223. doi:10.3109/10582452.2014.883012. S2CID76330596.
Powis G, Gallegos A, Abraham RT, Ashendel CL, Zalkow LH, Grindey GB, Bonjouklian R (1994). "Increased intracellular Ca2+ signaling caused by the antitumor agent helenalin and its analogues". Cancer Chemotherapy and Pharmacology. 34 (4): 344–50. doi:10.1007/BF00686043. PMID8033301. S2CID22818483.
Jimenez-Ortiz V, Brengio SD, Giordano O, Tonn C, Sánchez M, Burgos MH, Sosa MA, et al. (February 2005). "The trypanocidal effect of sesquiterpene lactones helenalin and mexicanin on cultured epimastigotes". The Journal of Parasitology. 91 (1): 170–4. doi:10.1645/GE-3373. PMID15856894. S2CID42378778.
François G, Passreiter CM (February 2004). "Pseudoguaianolide sesquiterpene lactones with high activities against the human malaria parasite Plasmodium falciparum". Phytotherapy Research. 18 (2): 184–6. doi:10.1002/ptr.1376. PMID15022176. S2CID3048612.