Sökning: "nicotine"

Visar resultat 6 - 10 av 119 avhandlingar innehållade ordet nicotine.

  1. 6. Active immunization against nicotine dependence

    Författare :Sabina De Villiers; Karolinska Institutet; Karolinska Institutet; []
    Nyckelord :;

    Sammanfattning : Tobacco smoking is the largest preventable cause of morbidity and premature mortality in the world. Although its medical consequences are well documented, 20-45% of the adult population in the European countries remains tobacco smokers. LÄS MER

  3. 7. Applications of event-related potentials in the study of attention

    Författare :Magnus Lindgren; Institutionen för psykologi; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; event-related potentials; attention; nicotine; toxic encephalopathy; hypoglycaemia; P300; Psychology; Psykologi;

    Sammanfattning : Event-related potentials were measured in a series of studies where issues concerning attention were of special interest. In particular, the P300 was used as an index of controlled attention. Papers I and III studied nicotine effects on the P300. LÄS MER

  4. 8. Acute and chronic effects by stimulants on behavior and striatal neurotransmission in the rat

    Författare :Amir Lotfi Moghaddam; Göteborgs universitet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; withdrawal; nicotine; amphetamine; striatum; GABA; glutamate; dopamine; sensitization; locomotor activity;

    Sammanfattning : Nicotine and amphetamines are the most widely abused stimulants. The main aim of the studies in this thesis was to investigate how these two drugs of abuse affect distinct regions of the rat brain involved in development of habitual and compulsive behavior, namely subregions of striatum in the rat. LÄS MER

  5. 9. Platelet adhesion and P-selectin surface expression

    Författare :Per A. Whiss; Nils Olav Solum; Linköpings universitet; []
    Nyckelord :divalent cations; ELISA; nicotine; nitric oxide; platelet adhesion; P-selectin; MEDICINE; MEDICIN;

    Sammanfattning : Upon injury in a blood vessel, platelets become activated and adbere to prevent blood loss. Activated platelets express adhesion molecules on their surface that also make leukocytes adhere to the injury. One such molecule, which also is expressed on endothelium, is the glycoprotein P-selectin. LÄS MER

  7. 10. Acute Pancreatitis. Studies on smoking and protease activation

    Författare :Björn Lindkvist; Kirurgi; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; trypsinogen; Acute pancreatitis; trypsinogen activation peptide cathepsin B; incidence; smoking; nicotine; traumatologi; ortopedi; Kirurgi; traumatology; Surgery; orthopaedics; Gastroenterologi; Public health; epidemiology; Folkhälsa; epidemiologi; Gastro-enterology;

    Sammanfattning : Background and aims: Activation of pancreatic proteases is considered to be a crucial event in the early phase of acute pancreatitis but the cause of this activation is not known. Most cases of acute pancreatitis can be attributed to either gallstone disease or alcohol abuse. However, little is known about other risk factors. LÄS MER