Search for dissertations about: "cryopreservation"

Showing result 21 - 25 of 38 swedish dissertations containing the word cryopreservation.

  2. 21. Role of cellular immune functions through the course of HIV-1 natural infection in Ugandans

    Author : Michael Alan Eller; Karolinska Institutet; Karolinska Institutet; []
    Keywords : ;

    Abstract : HIV‐1 infection remains a major crisis in sub‐Saharan Africa and more information about disease pathogenesis and immune correlates of protection are needed. Uganda, with a population of approximately 33 million people, has a national HIV‐1 prevalence over 6% with subtype A and subtype D predominating. READ MORE

  4. 22. Sperm Membrane Channels, Receptors and Kinematics : Using boar spermatozoa for drug toxicity screening

    Author : Alejandro Vicente Carrillo; Heriberto Rodríguez-Martínez; Karl-Eric Magnusson; Rudolf Rigler; Vesa Loitto; Stefan Arver; Linköpings universitet; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; LANTBRUKSVETENSKAPER; AGRICULTURAL SCIENCES; Plasma membrane; membrane channels; membrane receptors; kinematics; 3Rprinciples; spermatozoa; boar.;

    Abstract : Internal fertilization usually implies that a spermatozoon, with intact attributes for zygote formation, passes all hurdles during its transport through the female genitalia and reaches the oocyte. During this journey, millions to billions of other spermatozoa perish. READ MORE

  5. 23. The human ovary : a characterization of cell types and adverse ovarian side effects of chemotherapy

    Author : Magdalena Wagner; Karolinska Institutet; Karolinska Institutet; []
    Keywords : ;

    Abstract : The human ovary has a major role in the body’s endocrine and reproductive system. Understanding its cell type composition is crucial in order to study underlying mechanisms of hormonal balance and ovarian follicle maturation in health and disease. The outer lining of the ovary, the cortex, harbors the ovarian reserve. READ MORE

  6. 24. Genetic analysis of human astrocytic gliomas : xenografts as a research tool

    Author : Helena M Goike; Karolinska Institutet; Karolinska Institutet; []
    Keywords : ;

    Abstract : Cancer is a genetic disorder of somatic cells. An accumulation of genetic changes is believed to result in neoplastic transformation and malignant progression. In humans, astrocytic gliomas are the most common primary tumors of brain tissue. They are malignancy graded according to World Health Organization criteria. READ MORE

  7. 25. Novel in vitro methods aiming at improving fertility preservation

    Author : Xia Hao; Karolinska Institutet; Karolinska Institutet; []
    Keywords : ;

    Abstract : The well-established fertility preservative methods for female cancer patients include the cryopreservation of embryos, mature oocytes and ovarian tissue before the initiation of gonadotoxic cancer treatment. Due to a diversity of clinical and practical situations, there are limitations of these methods, creating the necessity to develop further solutions, and there is also a lack of knowledge on the effect of recent gonadotoxic cancer treatment in the ovarian potential. READ MORE