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Was it there all the time?

The complement system is old, yet it may still have something new to teach us. For many years, research has existed which shows that C3d, in addition to its established role as an adjuvant, could have an immunosuppressive activity. Being true, it suggests that a common mechanism may be used both by organisms and by their pathogens to prevent unwanted immune responses.

Directed by Victor Seastrom

Analys av Victor Sjöströms första filmer i Hollywood med fokus på Inför högre rätt (Name the Man, 1924)

Kaposi's sarcoma-associated herpes virus complement control protein: KCP - complement inhibition and more.

The complement system is an important part of innate immunity providing immediate protection against pathogens without a need for previous exposure, as well as priming the adaptive immune response through opsonisation, leukocyte recruitment and enhancing humoral immune responses. Its importance is not only shown through recurring fulminant infections in individuals with complement component defici

Predictors for Outcome After Open and Endovascular Repair of Ruptured Abdominal Aortic Aneurysms.

Objectives. The aims of the present study were to analyze patient- and management-related predictors for outcome after open (OR) and endovascular repair (EVAR) of ruptured abdominal aortic aneurysm (rAAA). Design. Retrospective study. Materials. The in-hospital registry of Malmo University Hospital identified 162 patients operated on due to rAAA between 2000 and 2004. Methods. Patient- and managem

MR imaging of intradural extramedullary tumors

Thirty-one consecutive intradural extramedullary spinal tumors examined with MR at 0.3 T were reviewed. In 13 of the patients myelography had been performed. There were 11 patients with meningeoma, 14 with neuroma, one ependymoma, 3 metastases, and 2 lipomas. All tumors were surgically removed and verified by histology. The intradural extramedullary location of the tumors was accurately assessed b

Pregnancy and lactation confer reversible bone loss in humans

The influence of pregnancy on bone mineral density (BMD) was evaluated by dual-energy X-ray absorptiometry (DXA) in 73 women (mean age 29 years, range 20-44 years) postpartum. Fifty-five age-matched women served as controls. The influence of lactation was evaluated in 65 of the delivered women who were followed with repeated measurements, a mean of 4.5 +/- 0.1 and 11.5 +/- 0.1 months after the del

Samhället som system och dess ekologiska omvärld : En studie i Niklas Luhmanns sociologiska systemteori

Popular AbstractSociologen Niklas Luhmann är en av få samhällsvetare som kommit att utveckla en egen teori. Det har skett genom en vidareutveckling av systemteorin och med otaliga inspirationer från klassisk och modern sociologi, filosofi, rättsteori, kommunikationsteori, kognitionsforskning osv. Luhmanns vittomfattande skriftliga verk gör honom till en av de mest betydande sociologerna överhuvudtThis thesis is divided into two main parts. The first is an exposé of Niklas Luhmann's comprehensive sociological systems theory, including the basic tenets of the theory, its historical development and central concepts, and discussions. Systems theory is a theory about the distinction between system and environment. Within the framework of Luhmann's systems theory, one can discern three primary l

Composition of Urine, Feaces, Greywater and Biowaste for Utilisation in the URWARE Model

When analysing new types of sewage systems, knowledge is needed on the composition of the different wastewater fractions. The computer model URWARE, developed from the model ORWARE, is intended to analyse and compare different wastewater system structures, e.g. to compare wastewater systems where urine and/or faeces are source separated with conventional wastewater systems, where the different was

Predictors of and longitudinal changes in insulin sensitivity and secretion preceding onset of type 2 diabetes.

Identification of individuals at high risk of developing type 2 diabetes is a prerequisite for prevention of the disease. We therefore studied risk factors predicting type 2 diabetes in the Botnia Study in western Finland. A total of 2,115 nondiabetic individuals were prospectively followed with repeated oral glucose tolerance tests. After a median follow-up of 6 years, 127 (6%) subjects developed

DNA compaction by cationic surfactant in solution and at polystyrene particle solution interfaces: a dynamic light scattering study

The effect of cationic surfactant on the compaction of DNA both in bulk solution and on polystyrene particles has been studied by dynamic light scattering. DNA undergoes a transition from a semiflexible coil to a more compact globule in aqueous solution as a consequence of cationic surfactant binding. Thus the hydrodynamic radius of DNA decreases from 107 nm to about 50 nm in the presence of catio

Spectroscopic studies of aluminum and gallium complexes with oxalate and malonate in aqueous solution

The local structures of Ga(III) in aqueous oxalate and malonate complexes were studied by means of Ga K-edge EXAFS spectroscopy. Irrespective of the number and type of coordinated ligands, the EXAFS results showed very regular first coordination shells consisting of six oxygen atoms. Scattering paths from more distant atoms revealed that both oxalate and malonate form mononuclear chelate structure

Avian orientation at steep angles of inclination: experiments with migratory white-crowned sparrows at the magnetic North Pole

The Earths magnetic field and celestial cues provide animals with compass information during migration.Inherited magnetic compass courses are selected based on the angle of inclination, making itdifficult to orient in the near vertical fields found at high geomagnetic latitudes. Orientation cage experimentswere performed at different sites in high Arctic Canada with adult and young white-crownedsp