References
- Ahmadjian, V., 1993. The lichen symbiosis. New York, NY: John Wiley & Sons, Inc. pp 1–4.
- Ari, F., et al., 2014a. Genotoxic, cytotoxic and apoptotic effects of Hypogymnia physodes (L.) Nyl. on breast cancer cells. Environmental Toxicology, 29 (7), 804–813.
- Ari, F., et al., 2014b. Parmelia sulcata Taylor and Usnea filipendula Stirt induce apoptosis‐like cell death and DNA damage in cancer cells. Cell Proliferation, 47 (5), 457–464.
- Ari, F., et al., 2015. Promising anticancer activity of a lichen, Parmelia sulcata Taylor, against breast cancer cell lines and genotoxic effect on human lymphocytes. Cytotechnology, 67 (3), 531–543.
- Bačkorová, M., et al., 2012. Lichen secondary metabolites are responsible for induction of apoptosis in HT-29 and A2780 human cancer cell lines. Toxicology in Vitro, 26 (3), 462–468.
- Basile, A., et al., 2015. Antiproliferative, antibacterial and antifungal activity of the lichen Xanthoria parietina and its secondary metabolite parietin. International Journal of Molecular Sciences, 16 (12), 7861–7875.
- Boustie, J., and Grube, M., 2005. Lichens-a promising source of bioactive secondary metabolites. Plant Genetic Resources: Characterization and Utilization, 3 (02), 273–328.
- Celikler, S., et al., 2014. Genotoxic, cytotoxic, and apoptotic effects of crude extract of Usnea filipendula Stirt. in vitro. Turkish Journal of Biology, 38, 940–947.
- Cevatemre, B., et al., 2015. The M30 assay does not detect apoptosis in epithelial-derived cancer cells expressing low levels of cytokeratin 18. Tumor Biology, 36 (9), 6857–6865.
- Coskun, Z.M., et al., 2015. Anti-proliferative and apoptotic effects of methanolic extracts from different Cladonia species on human breast cancer cells. Folia Biologica (Praha), 61, 97–103.
- Ebrahim, H.Y., et al., 2016. Norstictic acid inhibits breast cancer cell proliferation, migration, invasion, and in vivo invasive growth through targeting C-Met. Phytotherapy Research, 30 (4), 557–566.
- Ghate, N.B., et al., 2013. An antioxidant extract of tropical lichen, Parmotrema reticulatum, induces cell cycle arrest and apoptosisin breast carcinoma cell line MCF-7. PLoS One, 8 (12), e82293.
- Holohan, C., et al., 2013. Cancer drug resistance: an evolving paradigm. Nature Reviews. Cancer, 13 (10), 714–726.
- Huneck, S., and Yoshimura, I., 1996. Identification of lichen substances. Berlin: Springer-Verlag.
- Koparal, A.T., 2015. Anti-angiogenic and antiproliferative properties of the lichen substances (-)-usnic acid and vulpinic acid. Zeitschrift Für Naturforschung C, 70 (5-6), 159–164.
- Lee, E., et al., 2016. Ramalin-mediated apoptosis is enhanced by autophagy inhibition in human breast cancer cells. Phytotherapy Research, 30 (3), 426–438.
- Nguyen, T.T., et al., 2014. Lichen secondary metabolites in Flavocetraria cucullata exhibit anti-cancer effects on human cancercells through the induction of apoptosis and suppression of tumorigenic potentials. PLoS One, 9 (10), e111575.
- Nithyanand, P., et al., 2015. Usnic acid inhibits biofilm formation and virulent morphological traits of Candida albicans. Microbiological Research, 179, 20–28.
- Oran, S., et al., 2016. Antioxidant and antimicrobial potential, and hplc analysis of stictic and usnic acids of three Usnea species from Uludag Mountain (Bursa, Turkey). Iran Journal Pharmaceutical Research, 15, 527–535.
- Purvis, O. W., et al., 1994. The lichen flora of Great Britain and Ireland. 2nd ed. London, UK: Natural History Museum Publications in association with The British Lichen Society. pp. 710.
- Ristić, S., et al., 2016. Phytochemical study and antioxidant, antimicrobial and anticancer activities of Melanelia subaurifera and Melanelia fuliginosa lichens. Journal of Food Science and Technology, 53 (6), 2804–2816.
- Shrestha, G., et al., 2015. Anticancer activities of selected species of North American lichen extracts. Phytotherapy Research, 29 (1), 100–107.
- Shukla, V., Joshi, G.P., and Rawat, M.S.M., 2010. Lichens as potential natural source of bioactive compounds: a review. Phytochemistry Reviews, 9 (2), 303–314.
- Siegel, R., Naishadham, D., and Jemal, A., 2012. Cancer statistics, 2012. CA: a Cancer Journal for Clinicians, 62, 10–29.
- Singh, N., et al., 2013. Usnic acid inhibits growth and induces cell cycle arrest and apoptosis in human lung carcinoma A549 cells. Nutrition and Cancer, 65 (1), 36–43.
- Studzińska-Sroka, E., et al., 2016. Cytotoxic activity of physodic acid and acetone extract from Hypogymnia physodes against breast cancer cell lines. Pharmaceutical Biology, 54 (11), 2480–2485.
- Wirth, W., 1995. Die Flechten Baden-Württembergs. Teil 1–2. Stuttgart: Verlag Eugen Ulmer, pp. 1006.