K. Sankari Meena, M. Themuhi, G. Ishwarya, P. Manju, M. Santhalakshmi Prasad
{"title":"Nematicidal Evaluation of Secondary Metabolites from Bacillus aryabhattai against Reniform Nematode (Rotylenchulus reniformis) using in vitro and in silico Approaches","authors":"K. Sankari Meena, M. Themuhi, G. Ishwarya, P. Manju, M. Santhalakshmi Prasad","doi":"10.5958/0974-4444.2024.00035.5","DOIUrl":"https://doi.org/10.5958/0974-4444.2024.00035.5","url":null,"abstract":"Reniform nematode, Rotylenchulus reniformis is an important nematode associated with castor which causes significant damage to the crop. Search for ecofriendly management options for this nematode resulted in the use of the rhizobacterium, Bacillus aryabhattai as an effective bioagent. In this study, the nematicidal efficacy of crude metabolites of B. aryabhattai was evaluated against the reniform nematode, R. reniformis pre-adult stage in vitro. Nematodes treated with different concentrations of the crude extract of the bacteria were observed at 24, 48, and 72 hrs post-inoculation. The results indicated that a 50% concentration of the crude metabolites was highly effective against the nematodes, with the LC50 of 84.1 mg/ml. The effective metabolite compounds of the bacteria identified through GC-MS analysis viz., 2,4-Di-tert-butylphenol, Docosane, Tetradecanoic acid, Heneicosane, and Tetradecane were docked in silico with the GHF5 (Cellulase) of R. reniformis and based on the binding energy, 2,4-Di-tert-butylphenol was found to be highly effective on the target protein of the nematode. In vitro evaluation of 2,4-Di-tert-butylphenol against R. reniformis revealed that a 5% concentration of the compound exhibited 93.75 per cent mortality of the nematodes. The insights into ligand-target protein interactions described in this study will aid in the rational selection of bacterial biomolecules for the development of commercially viable bionematicidal products.","PeriodicalId":13358,"journal":{"name":"Indian journal of nematology","volume":"54 2","pages":"227-241"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147892247","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Occurrence and distribution of Meloidogyne incognita infecting vegetable crops in some districts of Himachal Pradesh, India","authors":"Samiksha Jhamta, N. Thakur","doi":"10.5958/0974-4444.2023.00010.0","DOIUrl":"https://doi.org/10.5958/0974-4444.2023.00010.0","url":null,"abstract":"","PeriodicalId":13358,"journal":{"name":"Indian journal of nematology","volume":"39 Pt B 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71215141","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Compatibility of fluensulfone and fluopyram with multi-facial isolates of Trichoderma Species","authors":"Z. Haque, Rajana Rakesh Naidu, Naina Gupta","doi":"10.5958/0974-4444.2023.00001.x","DOIUrl":"https://doi.org/10.5958/0974-4444.2023.00001.x","url":null,"abstract":"","PeriodicalId":13358,"journal":{"name":"Indian journal of nematology","volume":"21 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71215324","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Combined Effect of Two Transgenes by Host Delivered RNAi against Meloidogyne incognita and its Parasitic Potential","authors":"S. Gangwar, A. Sirohi","doi":"10.5958/0974-4444.2023.00004.5","DOIUrl":"https://doi.org/10.5958/0974-4444.2023.00004.5","url":null,"abstract":"","PeriodicalId":13358,"journal":{"name":"Indian journal of nematology","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71214892","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Root-knot nematode, Meloidogyne enterolobii yang and eisenback, 1983 infecting guava intercropped with coconut plantation in Kerala, India","authors":"K. Anes, M. Babu, Joseph A. Rajkumar","doi":"10.5958/0974-4444.2023.00003.3","DOIUrl":"https://doi.org/10.5958/0974-4444.2023.00003.3","url":null,"abstract":"","PeriodicalId":13358,"journal":{"name":"Indian journal of nematology","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71215260","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
G. Venkadesh, D. Das, B. Basumatary, B. Choudhury, Rahaman Khan Matiyar
{"title":"Morphology and morphometrics of Hoplolaimus columbus Sher, 1963 populations from Assam, India","authors":"G. Venkadesh, D. Das, B. Basumatary, B. Choudhury, Rahaman Khan Matiyar","doi":"10.5958/0974-4444.2023.00005.7","DOIUrl":"https://doi.org/10.5958/0974-4444.2023.00005.7","url":null,"abstract":"","PeriodicalId":13358,"journal":{"name":"Indian journal of nematology","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71214935","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Studies on the predatory attributes of a diplogasterid nematode, Fictor composticola In vitro","authors":"Nishi Keshari, R. Kanwar","doi":"10.5958/0974-4444.2023.00008.2","DOIUrl":"https://doi.org/10.5958/0974-4444.2023.00008.2","url":null,"abstract":"","PeriodicalId":13358,"journal":{"name":"Indian journal of nematology","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71215028","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Efficacy of entomopathogenic nematodes against Diaphania indica (Saunders) (Lepidoptera: Crambidae) in bittergourd","authors":"P. Gayathri, M. Nisha","doi":"10.5958/0974-4444.2023.00006.9","DOIUrl":"https://doi.org/10.5958/0974-4444.2023.00006.9","url":null,"abstract":"","PeriodicalId":13358,"journal":{"name":"Indian journal of nematology","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71214967","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}