Sökning: "reference sample"
Visar resultat 1 - 5 av 273 avhandlingar innehållade orden reference sample.
1. Pictorial Primates: A Search for Iconic Abilities in Great Apes
Sammanfattning : Pictures and other iconic media are used extensively in psychological experiments on nonhuman primate perception, categorisation, etc. They are also used in everyday interaction with primates, and as pure entertainment. LÄS MER
2. Human body composition. Reference data and anthropometric equations. The metabolic syndrome and risk
Sammanfattning : The determination of body composition is a key to the understanding of the relation between obesity and disease. In order to evaluate body composition data, reference values are needed. Since methods with high validity and reproducibility are expensive and often time consuming, simpler techniques based on anthropometry are needed. LÄS MER
3. Incongruous tense in Swedish : Past and present tense use with deviant time reference
Sammanfattning : This thesis deals with incongruous tense in Swedish. Incongruous tense refers to uses of the past tense for events that overlap or succeed the moment of speech, which is normally considered to apply to the present tense, and uses of the present tense for events that precede the moment of speech, which is normally considered to apply to the past tense. LÄS MER
4. Automation, hyphenation and multidimensional chromatography for PAH analysis : Analytical techniques to simplify sample complexity
Sammanfattning : One group of organic environmental pollutants which are potentially hazardous to human health is polycyclic aromatic hydrocarbons (PAHs). These compounds consist of two or more benzene rings in their structure among which benzo[a]pyrene (B[a]P) is classified as a human carcinogen. LÄS MER
5. Chronic gastritis in a sample of the general population : Helicobacter pylori infection, metaplastic transformation, epithelial proliferation, p53- and p21 expression and antral mucosal gastrin content with reference to gastric carcinoma development
Sammanfattning : Infection with H. pylori is the main cause of chronic inflammation in the stomach. lt is strongly associated with benign ulcer disease and a risk factor for gastric carcinoma (GC). Different tophographical types of gastritis bear different risks for future development of GC. LÄS MER