Sökning: "Madagascar"

Visar resultat 16 - 20 av 22 avhandlingar innehållade ordet Madagascar.

  1. 16. Phylogeny and classification of the tribe Vanguerieae (Rubiaceae)

    Författare :Henrik Lantz; Torsten Eriksson; Uppsala universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Biology; Vanguerieae; Rubiacaeae; phylogeny; classification; morphology; ITS; trnT-F; rpl16; Biologi; Biology; Biologi; systematisk botanik; Systematic Botany;

    Sammanfattning : Vanguerieae is a tribe in the mainly tropical angiosperm family Rubiaceae. The tribe currently comprises around 600 species in 27 genera, with the major part of the species distributed in Africa south of the Sahara. The phylogeny of the tribe was investigated using both molecular and morphological data. LÄS MER

  3. 17. Mistletoes and Thionins : as Selection Models in Natural Products Drug Discovery

    Författare :Sonny Larsson; Anders Backlund; Lars Bohlin; Peter J. Houghton; Uppsala universitet; []
    Nyckelord :Pharmacognosy; drug discovery; mistletoe; phylogeny; cytotoxic peptides; Santalales; Farmakognosi;

    Sammanfattning : The process of drug discovery from natural products starts with the selection of study object. In this project recent knowledge and methods are incorporated to investigate the process of such selection for pharmacognostic investigations. LÄS MER

  4. 18. Analysis of the origin and spread of the domestic dog using Y-chromosome DNA and mtDNA sequence data

    Författare :Mattias Oskarsson; Peter Savolainen; Ben Sacks; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; mtDNA; domestication; Y-chromosome; SNP; ASY; dog; dingo;

    Sammanfattning : The domestic dog was probably the first domesticated animal, and the only one to spread to all continents in ancient times. The dog is one of the most phenotypically diverse animals, a result of human selection throughout dog history. LÄS MER

  5. 19. Safeguarding nature and people : Integrating economics, politics, and human rights to transform biodiversity policies and governance

    Författare :Niak Sian Koh; Thomas Hahn; Claudia Ituarte-Lima; Wiebren J. Boonstra; Grace Wong; Esther Turnhout; Stockholms universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; global environmental governance; human rights review mechanisms; biodiversity offsets; commensurability; commodification; economic instruments; transformations; Convention on Biological Diversity; compliance; safeguards; Sustainability Science; vetenskap om hållbar utveckling;

    Sammanfattning : None of the world’s biodiversity goals from the last decade were fully met, as biodiversity losses are occurring at an unprecedented rate. Policies are not always effective; their use may have adverse effects on people and nature. LÄS MER

  7. 20. Geological development of the East African coastal basin of Tanzania

    Författare :Samson Mpanda; Ole Veibaeck; Stockholms universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Marine Geology; seismic methods; seismic stratigraphy; multichannel seismic recordings; tectonic development; Karoo; Mesozoic; Tertiary; East Africa; Tanzania; Earth sciences; Geovetenskap; allmän och historisk geologi; General and Historical Geology;

    Sammanfattning : The East African coastal basin of Tanzania, which is characterised by an extensional tectonic style, is located along the passive continental margin of the western Indian Ocean. The present study is concerned with the Mafia Island and the Mafia Channel which together form a subbasin within the north-south elongated coastal sedimentary basin of Tanzania. LÄS MER