Antimicrobial activities of endophytic fungi obtained from the arid zone invasive plant Opuntia dillenii and the isolation of equisetin, from endophytic Fusarium sp. PB Ratnaweera, ED de Silva, DE Williams, RJ Andersen BMC complementary and alternative medicine 15, 1-7, 2015 | 143 | 2015 |
A new species of the pseudoscorpion genus Megachernes (Pseudoscorpiones: Chernetidae) associated with a threatened Sri Lankan rainforest rodent, with a review of host … MS Harvey, PB Ratnaweera, PV Udagama, MR Wijesinghe Journal of Natural history 46 (41-42), 2519-2535, 2012 | 123 | 2012 |
Helvolic acid, an antibacterial nortriterpenoid from a fungal endophyte, Xylaria sp. of orchid Anoectochilus setaceus endemic to Sri Lanka PB Ratnaweera, DE Williams, ED de Silva, RLC Wijesundera, DS Dalisay, ... Mycology 5 (1), 23-28, 2014 | 104 | 2014 |
Antimicrobial activities of endophytic fungi of the Sri Lankan aquatic plant Nymphaea nouchali and chaetoglobosin A and C, produced by the endophytic fungus Chaetomium globosum RK Dissanayake, PB Ratnaweera, DE Williams, CD Wijayarathne, ... Mycology 7 (1), 1-8, 2016 | 54 | 2016 |
Solanioic acid, an antibacterial degraded steroid produced in culture by the fungus Rhizoctonia solani isolated from tubers of the medicinal plant Cyperus rotundus PB Ratnaweera, DE Williams, BO Patrick, ED de Silva, RJ Andersen Organic letters 17 (9), 2074-2077, 2015 | 54 | 2015 |
Alpha-glucosidase and alpha-amylase inhibiting thiodiketopiperazines from the endophytic fungus Setosphaeria rostrata isolated from the medicinal plant Costus speciosus in Sri … RM Centko, PB Ratnaweera, C Tysoe, SG Withers, ED de Silva, ... Phytochemistry letters 22, 76-80, 2017 | 27 | 2017 |
Antibacterial activities of endophytic fungi isolated from six Sri Lankan plants of the family Cyperaceae PB Ratnaweera, RC Walgama, KU Jayasundera, SD Herath, S Abira, ... ||| Bangladesh Journal of Pharmacology||| 13 (3), 264-272, 2018 | 24 | 2018 |
Antimicrobial constituents of Hypocrea virens, an endophyte of the mangrove-associate plant Premna serratifolia L. PB Ratnaweera, ED de Silva, RLC Wijesundera, RJ Andersen Journal of the National Science Foundation of Sri Lanka 44 (1), 2016 | 22 | 2016 |
Antifeedant, contact toxicity and oviposition deterrent effects of phyllostine acetate and phyllostine isolated from the endophytic fungus Diaporthe miriciae against Plutella … PB Ratnaweera, JMN M Jayasundara, HHMSD Herath, DE Williams, ... Pest management science, 2020 | 19 | 2020 |
Antimicrobial activities of mycoleptodiscin B isolated from endophytic fungus Mycoleptodiscus sp. of Calamus thwaitesii Becc. RK Dissanayake, PB Ratnaweera, DE Williams, CD Wijayarathne, ... Journal of Applied Pharmaceutical Science 6 (1), 001-006, 2016 | 19 | 2016 |
Antibacterial metabolites from the Sri Lankan demosponge-derived fungus, Aspergillus flavipes PB Ratnaweera, DE Williams, ED de Silva, RJ Andersen Current Science 111 (9), 1473-1479, 2016 | 14 | 2016 |
Endophytic fungi: A remarkable source of biologically active secondary metabolites PB Ratnaweera, ED de Silva Endophytes: Crop Productivity and Protection: Volume 2, 191-212, 2017 | 13 | 2017 |
Serpulanines A to C, N-Oxidized Tyrosine Derivatives Isolated from the Sri Lankan Fungus Serpula sp.: Structure Elucidation, Synthesis, and Histone Deacetylase … DE Williams, NW Gunasekara, PB Ratnaweera, Z Zheng, S Ellis, S Dada, ... Journal of natural products 81 (1), 78-84, 2018 | 11 | 2018 |
Novel insights of toxicological evaluation of herbal medicine: Human-based toxicological assays Yasara de Mel, Sashini Perera, Pamoda Ratnaweera, Chanika Jayasinghe Asian Journal of Pharmacy and Pharmacology 3 (2), 41-49, 2017 | 9 | 2017 |
In silico study for prediction of novel bioactivities of the endophytic fungal alkaloid, mycoleptodiscin B for human targets US Deshapriya, DLS Dinuka, PB Ratnaweera, CN Ratnaweera Journal of Molecular Graphics and Modelling 102, 107767, 2021 | 5 | 2021 |
Antimicrobial activities of endophytic fungi of the Sri Lankan aquatic plant RK Dissanayake, PB Ratnaweera, DE Williams, CD Wijayarathne, ... Nymphaea nouchali, 1-8, 0 | 5 | |
Effect of food quality and availability on rainforest rodents of Sri Lanka PB Ratnaweera, MR Wijesinghe Journal of Threatened Taxa, 581-588, 2009 | 4 | 2009 |
Antibacterial activity of entomopathogenic fungi isolated from Vespa affinis and Apis dorsata in Sri Lanka HP Sandeepani, PB Ratnaweera Institute of Chemistry Ceylon Adamantane House, Rajagiriya, Sri Lanka., 2020 | 3 | 2020 |
Antifeedant properties and contact toxicities of the trichocellins A-I and B-II from a Trichoderma reesei against Plutella xylostella larvae PB Ratnaweera, DPH Madhushika, JMNM Jayasundara, DE Williams, ... International Journal of Tropical Insect Science, 1-10, 2021 | 2 | 2021 |
Stable isotope feeding studies reveal a steroid 5 (6→ 7) abeo ring contraction biogenesis for the antibiotic solanioic acid produced by cultures of the fungus Rhizoctonia solani R Mohamad-Ramshan, PB Ratnaweera, DE Williams, ED de Silva, ... The Journal of antibiotics 72, 246-251, 2019 | 2 | 2019 |