Publications by authors named "Ferner M"

Article Synopsis
  • Tidal wetlands can absorb greenhouse gases, but methane emissions can vary due to environmental factors and human activities.
  • Land managers require detailed maps of methane properties in these wetlands for effective restoration and greenhouse gas inventories, yet current sampling methods don't align well with broader mapping products.
  • Research involved sampling 27 tidal wetlands, revealing that sulfate concentration is the strongest predictor of methane levels, while salinity also plays a significant role; future studies should focus on understanding local environmental influences on methane variation.
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Oyster reefs are invaluable ecosystems that provide a wide array of critical ecosystem services, including water filtration, coastal protection, and habitat provision for various marine species. However, these essential habitats face escalating threats from climate change and anthropogenic stressors. To combat these challenges, numerous oyster restoration initiatives have been undertaken, representing a global effort to preserve and restore these vital ecosystems.

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Based upon results of the KEYNOTE-522 trial and following approval by regulatory authorities, the addition of pembrolizumab to chemotherapy is now the standard-of-care for the treatment of early triple-negative breast cancer (eTNBC) (Clinical stage II-III). Pembrolizumab is a programmed cell death protein 1 monoclonal antibody, known to cause immune-related adverse events (irAEs) in a significant subset of patients. Real-world data on incidence, type and treatment strategies of irAEs in the setting of eTNBC treatment are sparse.

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Importance: Selenium contributes to antioxidative, anti-inflammatory, and immunomodulatory pathways, which may improve outcomes in patients at high risk of organ dysfunctions after cardiac surgery.

Objective: To assess the ability of high-dose intravenous sodium selenite treatment to reduce postoperative organ dysfunction and mortality in cardiac surgery patients.

Design, Setting, And Participants: This multicenter, randomized, double-blind, placebo-controlled trial took place at 23 sites in Germany and Canada from January 2015 to January 2021.

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Background: Patients with multiple myeloma report more problems with quality of life (QoL) than other haematological malignancies over the course of their incurable illness. The patient-centred Myeloma Patient Outcome Scale (MyPOS) was developed to assess and monitor symptoms and supportive care factors in routine care. Our aim was to translate and culturally adapt the outcome measure to the German context, and to explore its face and content validity.

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Palliative care is becoming increasingly important in intensive care units. The main goal of palliative treatment is to improve quality of life in patients with critical and life-threatening conditions when curative therapies can no longer be achieved. Treatment is not limited to end-of-life care, but also includes relief of distressing symptoms such as pain, nausea, vomiting, dyspnea, delirium or anxiety, as well as communication with patients and their families.

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Background: Postoperative nausea and vomiting (PONV) is an extremely distressing side effect for patients. Despite PONV prophylaxis guided by well established scoring systems, the incidence of PONV is still high.

Objective: The aim of the current study was to investigate the predictive value of anxiety sensitivity as an additional independent risk factor for PONV in patients with an increased risk of PONV.

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Background: Perioperative anaemia leads to impaired oxygen supply with a risk of vital organ ischaemia. In healthy and fit individuals, anaemia can be compensated by several mechanisms. Elderly patients, however, have less compensatory mechanisms because of multiple co-morbidities and age-related decline of functional reserves.

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Background: The aim of our study was the identification of genetic variants associated with postoperative complications after cardiac surgery.

Methods: We conducted a prospective, double-blind, multicenter, randomized trial (RIPHeart). We performed a genome-wide association study (GWAS) in 1170 patients of both genders (871 males, 299 females) from the RIPHeart-Study cohort.

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Settlement-the generally irreversible transition from a planktonic phase to a benthic phase-is a critical stage in the life history of many shoreline organisms. It is reasonable to expect that larvae are under intense selection pressure to identify appropriate settlement habitat. Several decades of studies have focused mainly on local indicators that larvae use to identify suitable habitat, such as olfactory cues that indicate the presence of conspecifics or a favored food source.

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Article Synopsis
  • In coastal ecosystems, fluid motion influences the behavior of animal larvae, including their ability to select suitable habitats for settling and metamorphosis.
  • Research on echinoid larvae in turbulent surf zones reveals that even short exposures (as brief as 30 seconds) to turbulence can trigger a life-history shift toward competence, enabling them to settle more quickly.
  • Interestingly, these larvae can remember the turbulence effects for at least 24 hours, while also displaying immediate behavioral responses that help them sink and reach the ocean floor, highlighting the complex relationship between physical conditions and larval settlement.
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A correction to this article has been published and is linked from the HTML and PDF versions of this paper. The error has not been fixed in the paper.

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Background: Biological phenotypes have been identified within several heterogeneous pulmonary diseases, with potential therapeutic consequences.

Objective: To assess whether distinct biological phenotypes exist within surgical patients, and whether development of postoperative pulmonary complications (PPCs) and subsequent dependence of intra-operative positive end-expiratory pressure (PEEP) differ between such phenotypes.

Setting: Operating rooms of six hospitals in Europe and USA.

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Tidal wetlands produce long-term soil organic carbon (C) stocks. Thus for carbon accounting purposes, we need accurate and precise information on the magnitude and spatial distribution of those stocks. We assembled and analyzed an unprecedented soil core dataset, and tested three strategies for mapping carbon stocks: applying the average value from the synthesis to mapped tidal wetlands, applying models fit using empirical data and applied using soil, vegetation and salinity maps, and relying on independently generated soil carbon maps.

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Background: Ongoing pain after surgery is a major problem and influences recovery and the quality of life of the patient. Associations between anxiety and their impact on postoperative pain after herniated disc surgery have been reported, but the results are inconsistent. The aim of the present longitudinal study was to evaluate the predictive value of preoperative anxiety for postoperative ongoing pain and prolonged analgesic intake after herniated disc surgery.

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Background: Remote ischemic preconditioning (RIPC) has been suggested to protect against certain forms of organ injury after cardiac surgery. Previously, we reported the main results of RIPHeart (Remote Ischemic Preconditioning for Heart Surgery) Study, a multicenter trial randomizing 1403 cardiac surgery patients receiving either RIPC or sham-RIPC.

Methods And Results: In this follow-up paper, we present 1-year follow-up of the composite primary end point and its individual components (all-cause mortality, myocardial infarction, stroke and acute renal failure), in a sub-group of patients, intraoperative myocardial dysfunction assessed by transesophageal echocardiography and the incidence of postoperative neurocognitive dysfunction 5 to 7 days and 3 months after surgery.

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The effects of climate-driven stressors on organismal performance and ecosystem functioning have been investigated across many systems; however, manipulative experiments generally apply stressors as constant and simultaneous treatments, rather than accurately reflecting temporal patterns in the natural environment. Here, we assessed the effects of temporal patterns of high aerial temperature and low salinity on survival of Olympia oysters (Ostrea lurida), a foundation species of conservation and restoration concern. As single stressors, low salinity (5 and 10 psu) and the highest air temperature (40°C) resulted in oyster mortality of 55.

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Involvement of palliative care is so far not common practice for critically ill patients on surgical intensive care units (ICUs) in Germany. The objectives of palliative care concepts are improvement of patient quality of life by relief of disease-related symptoms using an interdisciplinary approach and support of patients and their relatives considering their current physical, psychological, social and spiritual needs. The need for palliative care can be identified via defined screening criteria.

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Background: Postoperative pulmonary complications (PPCs) are common after major abdominal surgery. The kinetics of plasma biomarkers could improve identification of patients developing PPCs, but the kinetics may depend on intraoperative ventilator settings.

Objective: To test whether the kinetics of plasma biomarkers are capable of identifying patients who will develop PPCs, and whether the kinetics depend on the intraoperative level of positive end-expiratory pressure (PEEP).

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Article Synopsis
  • Climate change is increasing extreme weather events, but their biological impacts, especially from atmospheric rivers (ARs), are not well understood.
  • A case study in March 2011 showed that ARs contributed to severe freshwater runoff in San Francisco Bay, causing dangerously low salinity levels for wild oysters, resulting in nearly total mass mortality of this species.
  • This research underscores how extreme precipitation can significantly harm sensitive species like wild oysters, which are already struggling to recover from past declines.
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Recruitment of new propagules into a population can be a critical determinant of adult density. We examined recruitment dynamics in the Olympia oyster (Ostrea lurida), a species occurring almost entirely in estuaries. We investigated spatial scales of interannual synchrony across 37 sites in eight estuaries along 2,500 km of Pacific North American coastline, predicting that high vs.

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Background: Pain after surgery is a major issue for patient discomfort and often associated with delayed recovery. The aim of the present study was to evaluate the prevalence of pain and requirement for analgesics up to 6 months after elective surgery, independent if new pain symptoms occurred after surgery or if preoperative pain persisted in the postoperative period.

Methods: A prospective observational single center cohort study was conducted between January 2012 and August 2013.

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Complex life cycles have evolved independently numerous times in marine animals as well as in disparate algae. Such life histories typically involve a dispersive immature stage followed by settlement and metamorphosis to an adult stage on the sea floor. One commonality among animals exhibiting transitions of this type is that their larvae pass through a 'precompetent' period in which they do not respond to localized settlement cues, before entering a 'competent' period, during which cues can induce settlement.

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Article Synopsis
  • Remote ischemic preconditioning (RIPC) is a medical procedure thought to help patients during heart surgery by protecting against injury.
  • In a study with 1,403 patients, researchers compared RIPC to a fake treatment to see if it improved outcomes like heart attacks or strokes during and after surgery.
  • The results showed no significant difference between the two groups, meaning RIPC didn't seem to help patients any more than the regular treatment did.
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Background: Preoperative anxiety is not systematically assessed during premedication appointments, although it may influence the postoperative course and outcome.

Objectives: The aim of this study was to assess preoperative anxiety in a sample of patients before major urological surgery and to characterize the impact on postoperative pain. An additional aim was to analyze the agreement between patients' self-ratings and physicians' anxiety ratings.

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