131 research outputs found

    Mindfulness Training and Employee Well-being

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    Purpose - The aim of this paper was to assess the effects of Mindfulness Training (MT) on employee well-being. Mindfulness is the awareness of one’s thoughts, emotions, sensations, actions, and surroundings in the present moment. Methodology – We used pre-post training measures and a four week follow-up on a sample of 23 employees from a UK-based organization. The MT group (n=12) received a weekly two-hour training over eight weeks whilst the control group (n=11) received no training. Qualitative interviews (n=36) were conducted with the MT group at 3 time points to further assess the subjective experiences of training participants. Findings – Compared to the control group, the MT group significantly increased their mindfulness skills including observing and acting with awareness. Scores on well-being i.e. satisfaction with life, hope, and anxiety also improved and were generally maintained at follow-up. Some improvements were seen in the control group too but there was a larger difference in change scores in the MT group on most variables. Qualitative data show additional benefits of MT such as improved concentration at work and better interpersonal relationships. More practice at home led to greater benefits suggesting a dose-response relationship between the amount of practice and substantial benefits. Research limitations/implications – Inviting participants to have a greater amount of practice between sessions may further increase the benefits of mindfulness. Future research should consider a longer follow-up period to further explore the sustainability of the training benefits. Originality/value – Employing a mixed method approach, this study showed that MT is a viable psychological intervention for enhancing employee well-bein

    Seed and Hormonal Regulation of Gibberellin 20-Oxidase Expression in Pea Pericarp

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    Does multidisciplinary videoconferencing between a head-and-neck cancer centre and its partner hospital add value to their patient care and decision-making? A mixed-method evaluation

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    Objectives Given the difficulties in diagnosing and treating head-and-neck cancer, care is centralised in the Netherlands in eight head-and-neck cancer centres and six satellite regional hospitals as preferred partners. A requirement is that all patients of the partner should be discussed in a multidisciplinary team meeting (MDT) with the head-and-neck centre as part of a Dutch health policy rule. In this mixed-method study, we evaluate the value that the video-conferenced MDT adds to the MDTs in the care pathway, quantitative regarding recommendations given and qualitative in terms of benefits for the teams and the patient. Design A sequential mixed-method study. Setting One oncology centre and its partner in the Northern part of the Netherlands. Participants Head-and-neck cancer specialists presenting patient cases during video-conferenced MDT over a period of 6 months. Semistructured interviews held with six medical specialists, three from the centre and three from the partner. Primary and secondary outcome measures Percentage of cases in which recommendations were given on diagnostic and/or therapeutic plans during video-conferenced MDT. Results In eight of the 336 patient cases presented (2%), specialists offered recommendations to the collaborating team (three given from centre to partner and five from partner to centre). Recommendations mainly consisted of alternative diagnostic modalities or treatment plans for a specific patient. Interviews revealed that specialists perceive added value in discussing complex cases because the other team offered a fresh perspective by hearing the case 'as new'. The teams recognise the importance of keeping their medical viewpoints aligned, but the requirement (that the partner should discuss all patients) was seen as outdated. Conclusions The added value of the video-conferenced MDT is small considering patient care, but the specialists recognised that it is important to keep their medical viewpoints aligned and that their patients benefit from the discussions on complex cases

    Self-Organized Criticality in Developing Neuronal Networks

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    Recently evidence has accumulated that many neural networks exhibit self-organized criticality. In this state, activity is similar across temporal scales and this is beneficial with respect to information flow. If subcritical, activity can die out, if supercritical epileptiform patterns may occur. Little is known about how developing networks will reach and stabilize criticality. Here we monitor the development between 13 and 95 days in vitro (DIV) of cortical cell cultures (n = 20) and find four different phases, related to their morphological maturation: An initial low-activity state (≈19 DIV) is followed by a supercritical (≈20 DIV) and then a subcritical one (≈36 DIV) until the network finally reaches stable criticality (≈58 DIV). Using network modeling and mathematical analysis we describe the dynamics of the emergent connectivity in such developing systems. Based on physiological observations, the synaptic development in the model is determined by the drive of the neurons to adjust their connectivity for reaching on average firing rate homeostasis. We predict a specific time course for the maturation of inhibition, with strong onset and delayed pruning, and that total synaptic connectivity should be strongly linked to the relative levels of excitation and inhibition. These results demonstrate that the interplay between activity and connectivity guides developing networks into criticality suggesting that this may be a generic and stable state of many networks in vivo and in vitro

    Multidisciplinary first-day consultation accelerates diagnostic procedures and throughput times of patients in a head-and-neck cancer care pathway, a mixed method study

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    Abstract Background Head and neck cancers are fast growing tumours that are complex to diagnose and treat. Multidisciplinary input into organization and logistics is critical to start treatment without delay. A multidisciplinary first-day consultation (MFDC) was introduced to reduce throughput times for patients suffering from head and neck cancer in the care pathway. In this mixed method study we evaluated the effects of introducing the MFDC on throughput times, number of patient hospital visits and compliance to the Dutch standard to start treatment within 30 calendar-days. Methods Data regarding ‘days needed for referral’, ‘days needed for diagnostic procedures’, ‘days to start first treatment’, and ‘number of hospital visits’ (process indicators) were retrieved from the medical records and analysed before and after implementation of the MFDC (before implementation: 2007 (n = 21), and after 2008 (n = 20), 2010 (n = 24) and 2013 (n = 24)). We used semi-structured interviews with medical specialists to explore a sample of outliers. Results Comparing 2007 and 2008 data (before and after MFDC implementation), days needed for diagnostic procedures and to start first treatment reduced with 8 days, the number of hospital visits reduced with 1.5 visit on average. The percentage of new patients treated within the Dutch standard of 30 calendar-days after intake increased from 52 to 83%. The reduction in days needed for diagnostic procedures was sustainable. Days needed to start treatment increased in 2013. Semi-structured interviews revealed that this delay could be attributed to new treatment modalities, patients needed more time to carefully consider their treatment options or professionals needed extra preparation time for organisation of more complex treatment due to early communication on diagnostic procedures to be performed. Conclusions A MFDC is efficient and benefits patients. We showed that the MFDC implementation in the care pathway had a positive effect on efficiency in the care pathway. As a consequence, the extra efforts of four specialist disciplines, a nurse practitioner, and a coordinating nurse seeing the patient together during intake, were justified. Start treatment times increased as a result of new treatment modalities that needed more time for preparation

    Dried blood spot UHPLC-MS/MS analysis of oseltamivir and oseltamivircarboxylate—a validated assay for the clinic

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    The neuraminidase inhibitor oseltamivir (Tamiflu®) is currently the first-line therapy for patients with influenza virus infection. Common analysis of the prodrug and its active metabolite oseltamivircarboxylate is determined via extraction from plasma. Compared with these assays, dried blood spot (DBS) analysis provides several advantages, including a minimum sample volume required for the measurement of drugs in whole blood. Samples can easily be obtained via a simple, non-invasive finger or heel prick. Mainly, these characteristics make DBS an ideal tool for pediatrics and to measure multiple time points such as those needed in therapeutic drug monitoring or pharmacokinetic studies. Additionally, DBS sample preparation, stability, and storage are usually most convenient. In the present work, we developed and fully validated a DBS assay for the simultaneous determination of oseltamivir and oseltamivircarboxylate concentrations in human whole blood. We demonstrate the simplicity of DBS sample preparation, and a fast, accurate and reproducible analysis using ultra high-performance liquid chromatography coupled to a triple quadrupole mass spectrometer. A thorough validation on the basis of the most recent FDA guidelines for bioanalytical method validation showed that the method is selective, precise, and accurate (≤15% RSD), and sensitive over the relevant clinical range of 5–1,500 ng/mL for oseltamivir and 20–1,500 ng/mL for the oseltamivircarboxylate metabolite. As a proof of concept, oseltamivir and oseltamivircarboxylate levels were determined in DBS obtained from healthy volunteers who received a single oral dose of Tamiflu®

    The helminth glycoprotein omega-1 improves metabolic homeostasis in obese mice through type 2 immunity-independent inhibition of food intake

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    Type 2 immunity plays an essential role in the maintenance of metabolic homeostasis and its disruption during obesity promotes meta-inflammation and insulin resistance. Infection with the helminth parasite Schistosoma mansoni and treatment with its soluble egg antigens (SEA) induce a type 2 immune response in metabolic organs and improve insulin sensitivity and glucose tolerance in obese mice, yet, a causal relationship remains unproven. Here, we investigated the effects and underlying mechanisms of the T2 ribonuclease omega-1 (omega 1), one of the major S mansoni immunomodulatory glycoproteins, on metabolic homeostasis. We show that treatment of obese mice with plant-produced recombinant omega 1, harboring similar glycan motifs as present on the native molecule, decreased body fat mass, and improved systemic insulin sensitivity and glucose tolerance in a time- and dose-dependent manner. This effect was associated with an increase in white adipose tissue (WAT) type 2 T helper cells, eosinophils, and alternatively activated macrophages, without affecting type 2 innate lymphoid cells. In contrast to SEA, the metabolic effects of omega 1 were still observed in obese STAT6-deficient mice with impaired type 2 immunity, indicating that its metabolic effects are independent of the type 2 immune response. Instead, we found that omega 1 inhibited food intake, without affecting locomotor activity, WAT thermogenic capacity or whole-body energy expenditure, an effect also occurring in leptin receptor-deficient obese and hyperphagic db/db mice. Altogether, we demonstrate that while the helminth glycoprotein omega 1 can induce type 2 immunity, it improves whole-body metabolic homeostasis in obese mice by inhibiting food intake via a STAT6-independent mechanism.Radiolog
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