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anNET: a tool for network-embedded thermodynamic analysis of quantitative metabolome data
(2008)BMC BioinformaticsBackground Compared to other omics techniques, quantitative metabolomics is still at its infancy. Complex sample preparation and analytical procedures render exact quantification extremely difficult. Furthermore, not only the actual measurement but also the subsequent interpretation of quantitative metabolome data to obtain mechanistic insights is still lacking behind the current expectations. Recently, the method of network-embedded ...Journal Article -
Bunched, the Drosophila homolog of the mammalian tumor suppressor TSC-22, promotes cellular growth
(2008)BMC Developmental BiologyBackground Transforming Growth Factor-β1 stimulated clone-22 (TSC-22) is assumed to act as a negative growth regulator and tumor suppressor. TSC-22 belongs to a family of putative transcription factors encoded by four distinct loci in mammals. Possible redundancy among the members of the TSC-22/Dip/Bun protein family complicates a genetic analysis. In Drosophila, all proteins homologous to the TSC-22/Dip/Bun family members are derived ...Journal Article -
Movement control tests of the low back; evaluation of the difference between patients with back pain and healthy controls
(2008)BMC Musculoskeletal DisordersBackground To determine whether there is a difference between patients with low back pain and healthy controls in a test battery score for movement control of the lumbar spine. Methods This was a case control study, carried out in five outpatient physiotherapy practices in the German-speaking part of Switzerland. Twelve physiotherapists tested the ability of 210 subjects (108 patients with non-specific low back pain and 102 control ...Journal Article -
Cophylogeny of the anther smut fungi and their caryophyllaceous hosts: Prevalence of host shifts and importance of delimiting parasite species for inferring cospeciation
(2008)BMC Evolutionary BiologyBackground Using phylogenetic approaches, the expectation that parallel cladogenesis should occur between parasites and hosts has been validated in some studies, but most others provided evidence for frequent host shifts. Here we examine the evolutionary history of the association between Microbotryum fungi that cause anther smut disease and their Caryophyllaceous hosts. We investigated the congruence between host and parasite phylogenies, ...Journal Article -
Post-traumatic glenohumeral cartilage lesions
(2008)BMC Musculoskeletal DisordersJournal Article -
The reliability of postural balance measures in single and dual tasking in elderly fallers and non-fallers
(2008)BMC Musculoskeletal DisordersBackground The purpose of this study was to determine the reliability of a forceplate postural balance protocol in a group of elderly fallers and non-fallers. The measurements were tested in single and dual-task conditions, with and without vision. Methods 37 elderly (mean age 73 ± 6 years) community-dwellers were included in this study. All were tested in a single (two-legged stance) and in a dual-task (two-legged stance while ...Journal Article -
Ultra-wideband geo-regioning
(2008)EURASIP Journal on Advances in Signal ProcessingUltra-wideband (UWB) technology enables a high temporal resolution of the propagation channel. Consequently, a channel impulse response between transmitter and receiver can be interpreted as signature for their relative positions. If the position of the receiver is known, the channel impulse response indicates the position of the transmitter and vice versa. This work introduces UWB geo-regioning as a clustering and localization method ...Journal Article -
Gas emission during laparoscopic colorectal surgery using a bipolar vessel sealing device: A pilot study on four patients
(2008)Patient Safety in SurgeryBackground Dissection during laparoscopic surgery produces smoke containing potentially toxic substances. The aim of the present study was to analyze smoke samples produced during laparoscopic colon surgery using a bipolar vessel sealing device (LigaSure™). Methods Four consecutive patients undergoing left-sided colectomy were enrolled in this pilot study. Smoke was produced by the use of LigaSure™. Samples (5,5l) were evacuated from ...Journal Article -
Maintenance metabolism and carbon fluxes in Bacillus species
(2008)Microbial Cell FactoriesBackground Selection of an appropriate host organism is crucial for the economic success of biotechnological processes. A generally important selection criterion is a low maintenance energy metabolism to reduce non-productive consumption of substrate. We here investigated, whether various bacilli that are closely related to Bacillus subtilis are potential riboflavin production hosts with low maintenance metabolism. Results While B. ...Journal Article -
Control of trichome branching by chromatin assembly factor-1
(2008)BMC Plant BiologyJournal Article