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Now showing items 11-20 of 804
On aging and the role of Ubp3 in heterochromatic gene silencing and protein quality control
(2014-09-04)
Aging is characterized by a build-up of damage in organisms ranging from protists to multi-cellular species. This damage adversely affects core components such as DNA and proteins which are necessary to sustain life. ...
Seals and fisheries: a study of the conflict and some possible solutions
(2011-04-08)
Interaction between seals and fisheries along the Swedish coast has serious environmental and economic consequences. This thesis describes the conflict as it affects four different small-scale coastal fisheries; the eel ...
Development of novel serotonin 5-HT6 and dopamine D2 receptor ligands and MAO A inhibitors - Synthesis, structure-activity relationships and pharmacological characterization
(2013-09-05)
It is known since the 1950s that enhancement of the levels of the monoamines dopamine (DA), serotonin (5-hydroxytryptamine, 5-HT) and norepinephrine (NE) in the brain will relieve the symptoms of major depression, and ...
Conformational Dynamics of Rhodopsins Visualized by Time-resolved Wide Angle X-ray Scattering
(2011-10-27)
Rhodopsins are a family of light-sensitive proteins found in the cellular membranes of a
wide range of living organisms. These membrane proteins share a common molecular
architecture and are able to use light energy ...
Evolution of the brown algae Fucus radicans and F. vesiculosus in the Baltic Sea
(2013-04-25)
The aim of my thesis was to investigate neutral and adaptive evolution of a lineage of macroalga (Fucus vesiculosus) that entered the Baltic Sea about 6000 years ago, and later gave rise to a new endemic species, F. radicans. ...
Practical application of machine learning for analyses of biological matrices and environmental phenomena.
(2020-09-11)
This thesis presents research aimed at forwarding an understanding of machine learning methods as a method of studying complex matrices and environmental phenomena. A number of machine learning methods in the form of linear ...
Structural Features of Bacteriophytochromes. Photoactivated Proteins studied by Serial Femtosecond Crystallography
(2018-03-22)
The key to life on earth is sunlight, which reaches the planet as an energy source.
Nature has evolved different types of photoreceptor proteins to detect optimal light
conditions for biochemical processes. A type of red ...
Mate choice and its evolutionary consequences in intertidal snails (Littorina spp.)
(2013-05-06)
The ability to recognise potential mates and choose the best possible partner for reproduction is of fundamental importance for most animal species. This thesis presents studies of mate choice in marine snails of the genus ...
Klimatvariationer och påverkan i Östersjöregionen
(2007-11-20)
Lipidic Cubic Phase Microcrystallization and its Application in Serial Crystallography
(2020-10-23)
Every living organism contain a cell membrane which is an important cell structure with a vast variety of different functions such as cell signaling, transportation and energy production. One of the most important functions ...