Search for dissertations about: "Visual pathways"

Showing result 11 - 15 of 41 swedish dissertations containing the words Visual pathways.

  2. 11. Dermal exposure to pesticides in Nicaragua : a qualitative and quantitative approach

    Author : Aurora Aragón; Karolinska Institutet; Karolinska Institutet; []
    Keywords : Dermal exposure; developing country; pesticides; subsistence farmers; fluorescent tracer; visual scoring system; skin wipes; pesticide residues.;

    Abstract : Background: Pesticide use continues to be a serious public health problem in developing countries, despite decades of safe pesticide use strategies. In Nicaragua, organophosphate insecticides, in particular chlorpyrifos and methamidophos are responsible for about half of the acute pesticide poisonings. READ MORE

  4. 12. Spatial Vision in Bees : Behavioural investigation of spatial resolution and contrast sensitivity

    Author : Aravin Chakravarthi; Funktionell zoologi; []
    Keywords : Insect vision; Honeybees; Bumblebees; Spatial resolution; Contrast sensitivity; Motion detection; Object discrimination;

    Abstract : Bees use multiple sensory modalities to perform day-to-day tasks. Light allows them to perceive objects and the general features of their surroundings, enabling them to find food and to navigate safely across the landscape. READ MORE

  5. 13. Inflammatory mediators in diabetic retinopathy

    Author : Carin Gustavsson; Malmö Institutionen för kliniska vetenskaper; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; inflammation; dyslipidemia; diabetic retinopathy; oxidative stress; TNF-alpha; VCAM-1;

    Abstract : Diabetic retinopathy (DR) is the most feared complication of diabetes with an overall prevalence of 21.9-36.8% and may, if untreated, lead to severe visual disability or blindness. READ MORE

  6. 14. Effects of adenosine and acetylcholine on the lacrimal gland

    Author : Stina K. Carlsson; J. Peter Gierow; Sven Tågerud; Darlene Dartt; Linnéuniversitetet; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; Lacrimal gland; adenosine; adenosine receptors; signal transduction; exocrine secretion; tear film; dry eye; Sjögren’s syndrome; acetylcholine; mitogen activated protein kinase; p38; Cell biology; Cellbiologi; Ophtalmology; Oftalmologi; Cell and molecular biology; Cell- och molekylärbiologi; Cell biology; Cellbiologi; Molecular biology; Molekylärbiologi; Biomedical Sciences; Biomedicinsk vetenskap;

    Abstract : A balanced tear film is essential for a healthy ocular surface. Insufficient tear production may result in dry eye, a common disorder in the elderly population. Dry eye causes significant discomfort in the patients and may lead to visual impairment and ocular infections. READ MORE

  7. 15. The Transformative Imagination : Re-imagining the world towards sustainability

    Author : Diego Galafassi; Victor Galaz; Tim Daw; Karen O'Brien; Stockholms universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; ways of knowing; transformations; complexity; futures; practice; transdisciplinarity; creativity; art-based; embodied meaning; action-research; science-policy; Sustainability Science; vetenskap om hållbar utveckling;

    Abstract : A central task for sustainability science in the Anthropocene is to offer guidance on alternative pathways of change. Even though this search and implementation of pathways towards sustainability is likely to require profound social-ecological transformations, little is yet known about the individual and collective capacities needed to support such transformations. READ MORE