Sökning: "developmental origins"

Visar resultat 1 - 5 av 31 avhandlingar innehållade orden developmental origins.

  1. 1. A Comparative Study of Head Development in Mexican Axolotl and Australian Lungfish: Cell Migration, Cell Fate and Morphogenesis

    Författare :Rolf Ericsson; Rolf Ohlsson; Graham Budd; Lennart Olsson; Per Ahlberg; Uppsala universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Developmental biology; Head development; axolotl; lungfish; Utvecklingsbiologi; Developmental biology; Utvecklingsbiologi; Developmental Biology; miljömedicinsk utvecklingsbiologi;

    Sammanfattning : The development of the vertebrate head is a complex process involving interactions between a multitude of cell types and tissues. This thesis describes the development of the cranial neural crest and of the visceral arch muscles in the head of two species. LÄS MER

  3. 2. Hybridisation between introduced brown hares and native mountain hares in Sweden

    Författare :Carl-Gustaf Thulin; Uppsala universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Developmental biology; Utvecklingsbiologi; Developmental biology; Utvecklingsbiologi; naturvårdsbiologi; Conservation Biology;

    Sammanfattning : To investigate the extent and effect of hybridisation between wild sympatric populations of introduced brown hares (Lepus europaeus) and native mountain hares (L.timidus) in Sweden, the geographic distribution of genetic variation in mitochondrial DNA (mtDNA) and nuclear DNA microsatellite markers were analysed within and between the two species and their presumed hybrids. LÄS MER

  4. 3. Early life origins of health and well-being in modern Sweden

    Författare :Serhiy Dekhtyar; Ekonomisk-historiska institutionen; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Economic history; demography; health; developmental origins; early life hypothesis; Barker hypothesis; life course; intergenerational mobility; entry into motherhood; childhood cognitive ability; dementia; 20th century Sweden; register data;

    Sammanfattning : The aim of this thesis is to examine the role of early life environments for a variety of individual-level health and socioeconomic outcomes in contemporary Sweden. Ever-expanding human lifespans have contributed to the emergence of novel socio-health phenomena confronting contemporary Swedish society. LÄS MER

  5. 4. Developmental origins of polycystic ovary syndrome : role of early adverse life events on adult health

    Författare :Maria Manti; Karolinska Institutet; Karolinska Institutet; []
    Nyckelord :;

    Sammanfattning : The research focus of this thesis is polycystic ovary syndrome (PCOS), the most common endocrine disorder among women of reproductive age, associated with reproductive, cardio-metabolic, and mental health complications. Despite the high prevalence, little is known about the etiology of the syndrome. LÄS MER

  7. 5. The origins and consequences of attention deficit hyperactivity disorder

    Författare :Zheng Chang; Karolinska Institutet; Karolinska Institutet; []
    Nyckelord :;

    Sammanfattning : Attention deficit hyperactivity disorder (ADHD) is characterized by developmentally inappropriate levels of inattention, hyperactivity, and impulsivity, and is the most common neurodevelopmental disorder of childhood. This highly prevalent disorder is estimated to affect about 5% of school-age children worldwide, with a substantial degree of persistence over time. LÄS MER