Publications by authors named "Mehl N"

Objective: This study aimed to evaluate the effectiveness of the app-based, multimodal weight loss program zanadio.

Methods: A randomized-controlled trial was conducted from January 2021 to March 2022. A total of 150 adults with obesity were randomized into an intervention group and used zanadio for 1 year or into a wait list control group.

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While the prevalence of overweight and obesity has been increasing annually, the accessibility of on-site treatment programs is not rising correspondingly. Digital, evidence-based obesity treatment programs could potentially alleviate this situation. The application has been developed to enable patients with obesity (BMI 30-45 kg/m) to participate in a digital, multimodal weight reduction program based on current treatment guidelines.

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Much of our behaviour is driven by two motivational dimensions-approach and avoidance. These have been related to frontal hemispheric asymmetries in clinical and resting-state EEG studies: Approach was linked to higher activity of the left relative to the right hemisphere, while avoidance was related to the opposite pattern. Increased approach behaviour, specifically towards unhealthy foods, is also observed in obesity and has been linked to asymmetry in the framework of the right-brain hypothesis of obesity.

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Obesity is associated with automatically approaching problematic stimuli, such as unhealthy food. Cognitive bias modification (CBM) could beneficially impact problematic approach behavior. However, it is unclear which mechanisms are targeted by CBM in obesity.

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Eating behavior in obesity resembles addictive disorders in that individuals have difficulties inhibiting problematic eating behavior. They show an approach bias - a tendency to approach rather than avoid problematic stimuli. Here, we investigate the existence of such a bias towards healthy and unhealthy food in individuals with normal-weight and obesity.

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This study aimed to evaluate and compare the ovarian and uterine characteristics along with the ovarian mRNA and protein expression of LHR and FSHR between the pre-pubertal and adult female cats. The uterine horns and ovaries were collected from pre-pubertal and adult female cats at their follicular, luteal and interoestrous stages of the oestrous cycle (n = 6/group). Endometrial and myometrial thickness, uterine gland diameter, ovarian weight and type of follicles were analysed.

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Impaired self-regulation, especially in food-specific situations, has been linked to childhood obesity. These deficits may be acquired during the development of obesity rather than being a prerequisite thereof. The current study, hence, focused on an at-risk population versus controls.

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Effect of a GnRH-agonist (deslorelin) was studied on reproductive function and ovarian luteinizing hormone receptor (LHR) and follicle stimulating hormone receptor (FSHR) expression in prepubertal female cats that were either implanted with 4.7-mg deslorelin (implanted: n = 6) or not (controls: n = 18) or ovariohysterectomized at prepubertal age (prepubertal OVH: n = 6). Body weights, fecal estradiol, and sexual behavior of implanted and control cats were monitored for 48 weeks followed by collection of ovaries and uteri.

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This study was conducted to investigate the effect of GnRH-agonist implantation in prepubertal tomcats on sexual behavior, reproductive performance, and expression of testicular LH receptor (LHR) and FSH receptor (FSHR) and also to compare the testicular characteristics, LHR and FSHR expression between prepubertal and adult tomcats. In experiment 1, 3-month-old tomcats (n = 6/group) were either treated with or left without 4.7 mg deslorelin implants.

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Stray dogs are a significant problem in large cities. Contraception is an important and useful solution to control the growing population of these dogs. Early-age neutering is an effective technique for canine population control; however, surgical neutering may not be possible in various situations.

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