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Published byDebra Hicks Modified over 9 years ago
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Muthama Muasya University of Cape Town Application of DNA barcoding in plant taxonomy, Eastern Africa Experience
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Role in biodiversity studies Identification Naming Classification Relevance to CBD Article 7: Identification & monitoring of biodiversity (Ecosystem & habitats, species & communities, genes) Facilities Herbaria with representative material Plant taxonomy in Eastern Africa
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Global plant diversity Kier et al. 2005; J. Biogeography C. 12,000 species in Eastern Africa Loss of biodiversity great
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Rarity of Eastern Africa Flora Kueper et al 2004. Hotspots of plant endemism Gaps exists in current plant knowledge
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Status of taxonomy in Eastern Africa Regional Floras & local checklists Phenetics (overall similarity) Phylogenetics (shared common ancestry; DNA data)
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Value of barcode data Plant identification Phylogenetic position for ‘new’ plant material Use of barcode data in classification and evolutionary studies
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Isolepis endemics on East African mountains I. kilimanjarica I. meruensis I. keniensis
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Example: Isolepis studies Mt. Kenya Mt. Meru Australia SA Tropical temperate
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Barcoding: Challenges for E. Africa Taxonomic teaching/practice not using DNA Lack of molecular facilities, capacity Expense Do we really need the initiative now?
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Barcoding: Opportunities for E. Africa Large flora, endemics, unique lineages Alpha taxonomy, herbarium collections Active taxonomic groups/teaching Ongoing projects offer entry point (e.g. Seeds for life, RPSUD, eastern arc & coastal forests, afro- temperate flora, Albertine Rift) One BIOTA project proposing barcoding trees of Kakamega & Budongo forests next year International funding goodwill now
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Cyperus_involucratus TCTTTCTAATTTCCTGTGGATTTTTACAT-CCACCATTTTCTTTCTATAGTAATGAAAATGCTCTTGGCTCGACATAATTTGTTCTGTTCAAAAACCC----AATTTCTAATTTCTATT-----AGGTTGTCCGTAAACAGTACACGATGGAGCTCG----------AAGTTTGATTTTTTTA---------TCAAACAAGGGAAAGAATCTAGGGTTAGTGATAATTCAATT----AATTCTAATTAATTTAGACCAATTTTGTAAGTATA-TCTTAGTATCAGAATCAGAAA---AAAA-TACAATTCGAACAAG--------AAAAAAA--A--------TAGAAAGTGAAATTGTTGG-----AAACTGGTAAAA---CTATTCTGATTTTAAGGTGGAACGGGAATGAATCCTTCGTATTTATTTTATA------TTATAAAGAAGGAAATCAAAAAGAAGGG-GTGTTGCTTTCCCTTTGAAAGGAATAAAGGTCTTCAAAATAAATTTATAAACCTAAAGATTCCAAAAAGAAAAAAGAAAGGATTCCG-AACAAGAAAATACTTTTTT-AA-TTATCTCAAC-----AGTGTAATTGGATCAAATTGACAAATCTAAAAAGGGT----AGAGATATGACACACACAAAAGAGTTTAGAGACAGCTCAAGAAATTCTTTCA-----TAAGGATTTATG---------AACTTT-----CTAAAAATTTTTTATTTAACTTGAGTCATGAGTAAAAAAAA---TATTATGATATTTTTTTATA---------TAACGAAAAGGAAAAAGGA-CTCTATTTGAATCATAGTATAATTCATGATTTTCTGAGTCCATTTTGCA-----TTCTATACAGAAATTTGAATTATTTTTCTTGAGCCGTATGAGGTGAAAATTTCATTTACGTTTCTAGGGGGA-CTTTTTTT-ATC-ATAYAATGTGCCCATCTAAA----------- [855]Cyperus_involucratus TCTTTCTAATTTCCTGTGGATTTTTACAT-CCACCATTTTCTTTCTATAGTAATGAAAATGCTCTTGGCTCGACATAATTTGTTCTGTTCAAAAACCC----AATTTCTAATTTCTATT-----AGGTTGTCCGTAAACAGTACACGATGGAGCTCG----------AAGTTTGATTTTTTTA---------TCAAACAAGGGAAAGAATCTAGGGTTAGTGATAATTCAATT----AATTCTAATTAATTTAGACCAATTTTGTAAGTATA-TCTTAGTATCAGAATCAGAAA---AAAA-TACAATTCGAACAAG--------AAAAAAA--A--------TAGAAAGTGAAATTGTTGG-----AAACTGGTAAAA---CTATTCTGATTTTAAGGTGGAACGGGAATGAATCCTTCGTATTTATTTTATA------TTATAAAGAAGGAAATCAAAAAGAAGGG-GTGTTGCTTTCCCTTTGAAAGGAATAAAGGTCTTCAAAATAAATTTATAAACCTAAAGATTCCAAAAAGAAAAAAGAAAGGATTCCG-AACAAGAAAATACTTTTTT-AA-TTATCTCAAC-----AGTGTAATTGGATCAAATTGACAAATCTAAAAAGGGT----AGAGATATGACACACACAAAAGAGTTTAGAGACAGCTCAAGAAATTCTTTCA-----TAAGGATTTATG---------AACTTT-----CTAAAAATTTTTTATTTAACTTGAGTCATGAGTAAAAAAAA---TATTATGATATTTTTTTATA---------TAACGAAAAGGAAAAAGGA-CTCTATTTGAATCATAGTATAATTCATGATTTTCTGAGTCCATTTTGCA-----TTCTATACAGAAATTTGAATTATTTTTCTTGAGCCGTATGAGGTGAAAATTTCATTTACGTTTCTAGGGGGA-CTTTTTTT-ATC-ATAYAATGTGCCCATCTAAA----------- [855] Cyperus_laevigatus CCCGTCTAATTTTCTGTGGATTTTTACAT-CCACCATTTTCTTTCTATAGTAATGAAAATGCTCTTGGCTCGACATAATTTGTTCTGTTCAAAAAGCC----AATTTCTAATTTCTATT-----AGGTTGTCCGTAAACAGTACATGATGGAGCTCG----------AAGTTTGATTTTTTTA---------TCAAACAAGGGAAAGAATCTAGGGTTAGTGATAATTCAATT----AATTCTAATTAATTTAGACCAATTTTGTAAGTATA-TCTTAGTATCAGAATCAGAAA---AAAA-TACAATTTGAACAAG--------AAAAAAA-AA--------TATAAAGTGAAATTCTTGG-----AAACTGGTAAAA---CTATTCTGATTTTAAGGTGGAACGGGAATGAATCCTTCGTATTTATTTTATA-----------AAGAAGGAAATCAAAAAGAAGGG-GTGTTGCTTTCCCTTTGAAAGGAATAAAGGTCTTCAAAATAA-TTTCTAAACCTAAAGATTCCAAAAAGAAAAAAGAAAGGATTCCGGAACAAGAAAATACTTTTTT-AAATTATCTCAAC-----AGTGTAATTCGATCAAATTGACAAATCTAAAAAGGTT----AGAGATAAAACAAACA-AAAAGAGTTTAGAGACAGCTCAAGAAATTCTTTCA-----TAAGGATTTATG---------AACTTT-----CTAAAAATTTTTTATTTAACTTGAGTCATGAGTAAAAAAAA---TATTATGAATTTTGTATATA---------TAACGTAAAGGAAAAGGGA-CTCTATTTGAATCATAGTATAATTCATGAATTTATGAG?????????????????????????????????????????????????????????????????????????????????????????????????-???????????????????????------------ [857]Cyperus_laevigatus CCCGTCTAATTTTCTGTGGATTTTTACAT-CCACCATTTTCTTTCTATAGTAATGAAAATGCTCTTGGCTCGACATAATTTGTTCTGTTCAAAAAGCC----AATTTCTAATTTCTATT-----AGGTTGTCCGTAAACAGTACATGATGGAGCTCG----------AAGTTTGATTTTTTTA---------TCAAACAAGGGAAAGAATCTAGGGTTAGTGATAATTCAATT----AATTCTAATTAATTTAGACCAATTTTGTAAGTATA-TCTTAGTATCAGAATCAGAAA---AAAA-TACAATTTGAACAAG--------AAAAAAA-AA--------TATAAAGTGAAATTCTTGG-----AAACTGGTAAAA---CTATTCTGATTTTAAGGTGGAACGGGAATGAATCCTTCGTATTTATTTTATA-----------AAGAAGGAAATCAAAAAGAAGGG-GTGTTGCTTTCCCTTTGAAAGGAATAAAGGTCTTCAAAATAA-TTTCTAAACCTAAAGATTCCAAAAAGAAAAAAGAAAGGATTCCGGAACAAGAAAATACTTTTTT-AAATTATCTCAAC-----AGTGTAATTCGATCAAATTGACAAATCTAAAAAGGTT----AGAGATAAAACAAACA-AAAAGAGTTTAGAGACAGCTCAAGAAATTCTTTCA-----TAAGGATTTATG---------AACTTT-----CTAAAAATTTTTTATTTAACTTGAGTCATGAGTAAAAAAAA---TATTATGAATTTTGTATATA---------TAACGTAAAGGAAAAGGGA-CTCTATTTGAATCATAGTATAATTCATGAATTTATGAG?????????????????????????????????????????????????????????????????????????????????????????????????-???????????????????????------------ [857] Barcoding of plant diversity in the hotspot e.g. afro-alpine zones Collaboration- local & international Way forward Barcoding of plant diversity in hotspots e.g. afro-alpine zones; taxon specific (grasses) Collaboration- local & international Way forward
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Actual implementation Sample collection (herbarium/museums tissue, supplementary fieldwork) Set up labs (PCR machines, etc) Laboratory data generation Incorporation of data into databank Using the databank to serve taxonomic & broader community
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Outputs DNA barcode data Voucher specimens & curation DNA lab capacity Student training, publications
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Asante sana Organisers Colleagues (S. Masinde, G. Mwachala, P. Muthoka, R Cowan; M van der Bank)
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