Girish Beedessee

ORCID: 0000-0003-4397-7471
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About
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Research Areas
  • Microbial Community Ecology and Physiology
  • Genomics and Phylogenetic Studies
  • Marine Sponges and Natural Products
  • Protist diversity and phylogeny
  • Microbial Natural Products and Biosynthesis
  • Synthesis and Biological Activity
  • Seaweed-derived Bioactive Compounds
  • Marine Biology and Ecology Research
  • Geology and Paleoclimatology Research
  • Food Industry and Aquatic Biology
  • Pharmaceutical and Antibiotic Environmental Impacts
  • Isotope Analysis in Ecology
  • Genetics, Bioinformatics, and Biomedical Research
  • Coral and Marine Ecosystems Studies
  • Antibiotic Use and Resistance
  • Diagnosis and treatment of tuberculosis
  • Infectious Diseases and Tuberculosis
  • Algal biology and biofuel production
  • Tuberculosis Research and Epidemiology
  • Gut microbiota and health
  • Escherichia coli research studies
  • Probiotics and Fermented Foods
  • Bacteriophages and microbial interactions
  • Biotechnology and Related Fields
  • Insect symbiosis and bacterial influences

University of Cambridge
2022-2025

Okinawa Institute of Science and Technology Graduate University
2015-2024

Northumbria University
2024

Mauritius Institute of Education
2012-2014

The marine dinoflagellate, Symbiodinium, is a well-known photosynthetic partner for coral and other diverse, non-photosynthetic hosts in subtropical tropical shallows, where it comprises an essential component of ecosystems. Using molecular phylogenetics, the genus Symbiodinium has been classified into nine major clades, A-I, one reported differences among phenotypes their capacity to synthesize mycosporine-like amino acids (MAAs), which absorb UV radiation. However, genetic basis this...

10.1186/s12864-018-4857-9 article EN cc-by BMC Genomics 2018-06-13

Indian Ocean hydrothermal vents are believed to represent a novel biogeographic province, and host many genera families of animals, potentially indigenous systems. In particular, since its discovery in 2001, much attention has been paid so-called 'scaly-foot' gastropod because unique iron-sulfide-coated dermal sclerites the chemosynthetic symbioses various tissues. Despite increasing interest faunal assemblages at vents, only two vent fields have investigated Ocean. Here we report newly...

10.1371/journal.pone.0032965 article EN cc-by PLoS ONE 2012-03-14

Photosynthetic dinoflagellates of the Family Symbiodiniaceae live symbiotically with many organisms that inhabit coral reefs and are currently classified into fifteen groups, including seven genera. Draft genomes from four genera, Symbiodinium, Breviolum, Fugacium, Cladocopium, which have been isolated corals, reported. However, no genome is available genus Durusdinium, occupies an intermediate phylogenetic position in well known for thermal tolerance (resistance to bleaching). We sequenced,...

10.1093/gbe/evaa235 article EN cc-by Genome Biology and Evolution 2020-11-03

Dispersal ability plays a key role in the maintenance of species spatially and temporally discrete niches deep-sea hydrothermal vent environments. On basis population genetic analyses eastern Pacific fields, dispersal animals mid-oceanic ridge systems generally appears to be constrained by geographical barriers such as trenches, transform faults, microplates. Four fields (the Kairei Edmond near Rodriguez Triple Junction, Dodo Solitaire Central Indian Ridge) have been discovered system Ocean....

10.1371/journal.pone.0081570 article EN cc-by PLoS ONE 2013-12-16

Abstract Fluid chemistry and microbial community patterns in chimney habitats were investigated two hydrothermal fields located at the Central Indian Ridge. Endmember fluid of Solitaire field, ~3 km away from spreading center, was characterized by moderately high temperature (307°C), Cl depletion (489 m ), mildly acidic pH (≥4.40), low metal concentrations (Fe ≤ 105 μ Mn = 78 ). Chloride indicates that subseafloor source had undergone phase separation temperatures higher than ~390°C while...

10.1111/gfl.12201 article EN cc-by-nc Geofluids 2016-10-21
Ichrak Hayah Victor Ezebuiro Samuel Paul Kagame Josiah Kuja Cecilia Waruhiu and 95 more Lucky T. Nesengani Sinebongo Mdyogolo Annelin Molotsi Priscilla Abechi Asmaa M. Abushady Nabil Amor Brian Andika Abdelhamid Barakat Girish Beedessee Marietjie Botes Xavier David Nzube Ebuzoeme Zewdu Edea Achraf El Allali Owanate Pearl Elekima Assem K. El-Sherif Semir Bechir Suheil Gaouar Yohannes Gebre Owunari Abraham Georgewill Lydia Hadjeras M. A. Hassan Mohamed Hijri Isidore Houaga Justin E. Ideozu Matthias Igoh Mary Paschal Iwundu Sawal Hamid Md Ali Atef Jaouani Ahmed Marwane Kermouni Serradj Radjaa Khedim Mariëtte Kilian Dennis Manthi Kivuva Mehdi Knidiri Komi Komi Koukoura Eleojo Roseline Kwasi Kim Labuschagne Antoine Lusala Mafwila Isabel Mensah Uzoma Modebelu Prudent Mokgokong Morad M. Mokhtar Sadik Muzemil Helen Nigussie Valentine Otang Ntui Joel Ogwang Nicholas A. Olivier Olanrewaju Olufowobi Taiwo Crossby Omotoriogun Onikepe Folarin Jeremiah Orina Tanya Parish Peter Morales Jacques Potgieter Fouzia Radouani Madeleine Ramantswana Shaimaa R Reda Samson Pandam Salifu Schraga Schwartz Ntji Shabangu Abdoallah Sharaf IM Siminialayi Rae Marvin Smith Hiroaki Taniguchi Preye Maureen Tari-Ukuta Kassahun Tesfaye Fatimzohra Tmimi Libert Brice Tonfack Ogbuagu Ugorji Udensi Victoria Wavinya Wambua Sammy Wambua Kennedy Were Tim Wood Bret Mark Wurdeman Yedomon Ange Bovys Zoclanclounon Andrews Frimpong Adu Sotonye Leslie Gillis-Harry Nicholas Kwasi-Do Ohene Opoku Thendo Stanley Tshilate Semiha Dede S. O. Minimah Yves H. Tchiechoua Andreas Gisel Chadlia Hamdi Tshepo Mafokwane B.A. Odogwu Gift Nwachukwu Zahra Mungloo-Dilmohamud Faten Ghodhbane‐Gtari Chinagorom Ibeachu Renate Dorothea Zipfel Wenceslaus C. Madu Johnpaul Chukwudi Okorocha Tracy Masebe Kilsi Borgbara Kristien Nel van Zyl

The African BioGenome Project (AfricaBP) is a Pan-African initiative aimed at improving food systems and biodiversity conservation through genomics while ensuring equitable data sharing benefits. Open Institute the knowledge exchange platform of AfricaBP which aims to bridge local gaps in bioinformatics enable infrastructural developments. In 2024, advanced this mission by organising 31 workshops that attracted more than 3500 registered attendees trained 380 researchers genomics,...

10.31219/osf.io/dhcxp preprint EN 2025-01-16

Dinoflagellates are unicellular marine and freshwater eukaryotes. They possess large nuclear genomes (1.5-245 gigabases) produce structurally unique biologically active polyketide secondary metabolites. Although biosynthesis is well studied in terrestrial organisms, only recently have dinoflagellate polyketides been investigated. Transcriptomic analyses characterized synthase genes having single domains. The Genus Symbiodinium, with a comparatively small genome, group of major coral...

10.1186/s12864-015-2195-8 article EN cc-by BMC Genomics 2015-11-14

Abstract Symbiodiniaceae dinoflagellates possess smaller nuclear genomes than other and produce structurally specialized, biologically active, secondary metabolites. Till date, little is known about the evolution of metabolism in as comparative genomic approaches have been hampered by their large genome sizes. Here, we overcome this challenge combining metabolomics to investigate how chemical diversity arises three decoded (clades A3, B1 C). Our analyses identify extensive diversification...

10.1038/s41598-018-37792-0 article EN cc-by Scientific Reports 2019-02-04

Abstract Background Some dinoflagellates cause harmful algal blooms, releasing toxic secondary metabolites, to the detriment of marine ecosystems and human health. Our understanding dinoflagellate toxin biosynthesis has been hampered by their unusually large genomes. To overcome this challenge, for first time, we sequenced genome, microRNAs, mRNA isoforms a basal dinoflagellate, Amphidinium gibbosum , employed an integrated omics approach understand its metabolite biosynthesis. Results We...

10.1186/s12915-020-00873-6 article EN cc-by BMC Biology 2020-10-13

Abstract Patients diagnosed with Alzheimer 's disease (AD) show a characteristic neurochemical deficit of acetylcholine, especially in the basal forebrains. The use acetylcholinesterase (AChE) inhibitors to retard hydrolysis acetylcholine has been suggested as promising strategy for AD treatment. In this study, we evaluated inhibitory (AChEI) activities 134 extracts obtained from 45 species marine sponges. Thin‐layer chromatography (TLC) and microplate assays reveal potent...

10.1002/cbdv.201200343 article EN Chemistry & Biodiversity 2013-03-01
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