Evolucao humana egen13_1
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Transcript of Evolucao humana egen13_1
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FÓSSEIS DE NOSSOS ANCESTRAIS E DE
ESPÉCIES RELACIONADAS
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MENDEL 2 FITAS DNA SEQUENCIAMENTO PCR GENOMA HUMANO H.influenzae VENTER DROSÓFILA
• NATURE
• SCIENCE
DRAFT COMPLETO
1865 1953 1977 1983 1990 1995 1998 2000 2001 2003
2013
3483 PROJETOSANIMAIS
1032VERTEBRADOS
288
94 PEIXES
11 ANFÍBIOS
14 RÉPTEIS
37 AVES
132 MAMÍFEROS
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1 fóssil Vale Neander Homo neanderthalensis mtDNA 400 pb Nuclear MC1R “O” 5 mtDNA DRAFT
2010 Genomas Arcaicos
1829 1856 1864 1997 2006 2007 2008 2009 2010
FOXP2 MITOCONDRIA
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2010 Genomas Arcaicos
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Humanos modernos
Neandertais
Denisovans Homo sapiens: Teria surgido entre 200 e 150 mil anos antes do
presente
Homo sapiens sapiens: em torno de 100 mil anos antes do presente
Home neanderthalensis (Neandertal)
• Protusão extrema do centro da face (Frio)
• Clássico homem das cavernas retratado em filmes de TV e cinema
• Europa, parte da Ásia ocidental e Oriente médio.
• Extinto por volta de 30 mil a nos antes do presente
2010 Genomas Arcaicos
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2010 Genomas Arcaicos
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Methods
http://genome.ucsc.edu
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Sequências
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(e) TODAS?
Polimorfismos
SNPs
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Sequências
S. Não Sinônimas
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Human
Neandertal
Denisova
Chimp
Taq1A rs6277
G (A/G) G (A/G)
G A; G
A; G G
A G
Seleção Balanceadora???
DRD2TTC12
ANKK1
11q23
NCAM1
rs646558 rs723077 rs2303380 rs2734849 rs1800497 rs6277 rs2283265
Deriva??
SNPs
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S. Não Sinônimas
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Hg19 Diferenças
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102 GENES
Perspectivas
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Estudos em andamento
COULD VARIATIONS FOUND IN DEVELOPMENTAL DENTAL GENES EXPLAIN DENTAL DIFFERENCES BETWEEN ARCAHIC AND MODERN HUMANS?
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Thanks