268 research outputs found

    Wyoming Oil and Gas Update

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    Wyoming ranked third in the nation in natural gas production in 2011 and eighth in crude oil production.\u27 Oil and gas production generated over $633 million in Wyoming state severance taxes in 2011, which was about 65% of the total severance taxes paid for mineral production during the year

    Intervento

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    Wyoming

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    Management of greater sage-grouse populations continues to be a major issue for Wyoming and other western states. On June 2, 2011, Wyoming\u27s Governor Matt Mead issued an Executive Order addressing Greater Sage-Grouse Core Area Protection. In his Executive Order, Governor Mead adopted and updated the work and Executive Orders of his predecessor, former Governor Dave Freudenthal. Governor Mead recognized that on November 10, 2010, the U.S. Fish and Wildlife Service confirmed Wyoming\u27s Core Population Area strategy as a long-term, science-based vision for the conservation of Greater Sage-Grouse. The Governor also recognized that several western states have either adopted or are considering adopting the Wyoming Core Area Strategy, thus making the concept consistent across the species range. These efforts are critically important to the oil and gas industry in Wyoming, because as Governor Mead noted, the Greater Sage- Grouse is a candidate species for listing under the Endangered Species Act, and listing would have significant adverse effect on the Wyoming economy, including oil and gas development in the state

    Cancer management during COVID-19 pandemic: is immune checkpoint inhibitors-based immunotherapy harmful or beneficial?

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    The coronavirus disease 2019 (COVID-19) is currently representing a global health threat especially for fragile individuals, such as cancer patients. It was demonstrated that cancer patients have an increased risk of developing a worse symptomatology upon severe acute respiratory syndrome associated coronavirus-2 (SARS-CoV-2) infection, often leading to hospitalization and intensive care. The consequences of this pandemic for oncology are really heavy, as the entire healthcare system got reorganized. Both oncologists and cancer patients are experiencing rescheduling of treatments and disruptions of appointments with a concurrent surge of fear and stress. In this review all the up-to-date findings, concerning the association between COVID-19 and cancer, are reported. A remaining very debated question regards the use of an innovative class of anti-cancer molecules, the immune checkpoint inhibitors (ICIs), given their modulating effects on the immune system. For that reason, administration of ICIs to cancer patients represents a question mark during this pandemic, as its correlation with COVID-19-associated risks is still under investigation. Based on the mechanisms of action of ICIs and the current evidence, we suggest that ICIs not only can be safely administered to cancer patients, but they might even be beneficial in COVID-19-positive cancer patients, by exerting an immune-stimulating action

    The Role of Serotonin in Fear Learning and Memory: A Systematic Review of Human Studies

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    Fear is characterized by distinct behavioral and physiological responses that are essential for the survival of the human species. Fear conditioning (FC) serves as a valuable model for studying the acquisition, extinction, and expression of fear. The serotonin (5-hydroxytryptamine, 5-HT) system is known to play a significant role in emotional and motivational aspects of human behavior, including fear learning and expression. Accumulating evidence from both animal and human studies suggests that brain regions involved in FC, such as the amygdala, hippocampus, and prefrontal cortex, possess a high density of 5-HT receptors, implicating the crucial involvement of serotonin in aversive learning. Additionally, studies exploring serotonin gene polymorphisms have indicated their potential influence on FC. Therefore, the objective of this work was to review the existing evidence linking 5-HT with fear learning and memory in humans. Through a comprehensive screening of the PubMed and Web of Science databases, 29 relevant studies were included in the final review. These studies investigated the relationship between serotonin and fear learning using drug manipulations or by studying 5-HT-related gene polymorphisms. The results suggest that elevated levels of 5-HT enhance aversive learning, indicating that the modulation of serotonin 5-HT2A receptors regulates the expression of fear responses in humans. Understanding the role of this neurochemical messenger in associative aversive learning can provide insights into psychiatric disorders such as anxiety and post-traumatic stress disorder (PTSD), among others

    Tilt measurements at Vulcano Island

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    A network of tiltmeters has been operational on Vulcano Island for numerous years. At present, the network comprises five functioning borehole stations, four of which are installed at 8-10 m and allow recording very stable, high precision signals with very low noise. We report observations over the last 12 years that illustrate impulsive variations linked to seismicity and long-term (several years) trends in the signals. We suggest a relationship between tilt changes correlated to the strongest regional seismic events and site acceleration; long-term tilt variations analyzed in combination with other ground deformation data seem to represent the evidence of a contraction of the La Fossa cone. We also analyzed how the tilt device has the capability to detect possible magma migrations; we considered previous studies that have imaged spatially well-defined levels of magma accumulation beneath La Fossa, and Vulcanello; we concluded that the Vulcano tilt network should be capable of detecting the upward migration of small magma volumes. Finally, we show that no evidence of changes are visible on tilt signals during anomalous degassing episodes (linked to a building up input of magmatic fluids) at the La Fossa thereby evidencing that no magma migration occurred during such events

    Phylogenetic position of Theileria cervi detected in Blastocerus dichotomus (Artiodactyla: Cervidae) with clinical symptoms from argentina

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    The results of this study document the molecular detection of Theileria cervi in a symptomatic adult marsh deer Blastocerus dichotomus (Artiodactyla: Cervidae) from Argentina and characterize the phylogenetic position of the Argentinian strain. The animal was founded with signs of obnubilation, anaemia, and ataxia on Isla Talavera in the Paraná Delta, Argentina. Biochemical, haematological and post mortem histopathological studies resulted in the detection of symptoms associated with Theileria infections. Piroplasmid DNA was detected in a blood sample and the complete 18S rDNA gene sequence could be archived. Phylogenetic analyses of the obtained sequence verify the genetic relationship of the Argentinian strain with strains of T. cervi found in other deer species in North America. This result, together with reports of T. cervi detected in various deer species that inhabit countries from Canada in the North to Argentina in the Western Hemisphere, indicates that this Piroplasmorida possess a low host specificity. Although the majority of T. cervi infections results asymptomatic or in mild course of the disease, it must be considered that T. cervi is circulating in Argentinian B. dichotomus populations and can cause serve course of the disease. Therefore, further studies are needed to investigate its prevalence, distribution and veterinary impact.EEA RafaelaFil: Sebastian, Patrick. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Rafaela. Instituto de Investigación de la Cadena Láctea (IDICAL); Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Investigación de la Cadena Láctea (IDICAL); ArgentinaFil: Falzone, Martin. Fundación Temaiken. Hospital Veterinario Bioparque Temaiken; ArgentinaFil: Lois, Maria F. Fundación Temaiken. Hospital Veterinario Bioparque Temaiken; ArgentinaFil: Sartori, Rodrigo. Fundación Temaiken. Hospital Veterinario Bioparque Temaiken; ArgentinaFil: Zimmerman, Jennifer. Fundación Temaiken. Hospital Veterinario Bioparque Temaiken; ArgentinaFil: Tarragona, Evelina. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Rafaela. Instituto de Investigación de la Cadena Láctea (IDICAL); Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Investigación de la Cadena Láctea (IDICAL); ArgentinaFil: Nava, Santiago. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Rafaela; ArgentinaFil: Nava, Santiago. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Nava, Santiago. Instituto Nacional de Tecnología Agropecuaria. Instituto de Investigación de la Cadena Láctea (IDICAL); Rafaela, Santa Fe, Argentina

    Immune-checkpoint inhibitors from cancer to COVID‑19: A promising avenue for the treatment of patients with COVID‑19

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    The severe acute respiratory syndrome associated coronavirus‑2 (SARS‑CoV‑2) poses a threat to human life worldwide. Since early March, 2020, coronavirus disease 2019 (COVID‑19), characterized by an acute and often severe form of pneumonia, has been declared a pandemic. This has led to a boom in biomedical research studies at all stages of the pipeline, from the in vitro to the clinical phase. In line with this global effort, known drugs, currently used for the treatment of other pathologies, including antivirals, immunomodulating compounds and antibodies, are currently used off‑label for the treatment of COVID‑19, in association with the supportive standard care. Yet, no effective treatments have been identified. A new hope stems from medical oncology and relies on the use of immune‑checkpoint inhibitors (ICIs). In particular, amongst the ICIs, antibodies able to block the programmed death‑1 (PD‑1)/PD ligand-1 (PD‑L1) pathway have revealed a hidden potential. In fact, patients with severe and critical COVID‑19, even prior to the appearance of acute respiratory distress syndrome, exhibit lymphocytopenia and suffer from T‑cell exhaustion, which may lead to viral sepsis and an increased mortality rate. It has been observed that cancer patients, who usually are immunocompromised, may restore their anti‑tumoral immune response when treated with ICIs. Moreover, viral-infected mice and humans, exhibit a T‑cell exhaustion, which is also observed following SARS‑CoV‑2 infection. Importantly, when treated with anti‑PD‑1 and anti‑PD‑L1 antibodies, they restore their T‑cell competence and efficiently counteract the viral infection. Based on these observations, four clinical trials are currently open, to examine the efficacy of anti‑PD‑1 antibody administration to both cancer and non‑cancer individuals affected by COVID‑19. The results may prove the hypothesis that restoring exhausted T‑cells may be a winning strategy to beat SARS‑CoV‑2 infection

    EVIDENCE OF ALTERED FEAR EXTINCTION LEARNING IN INDIVIDUALS WITH HIGH VACCINE HESITANCY DURING COVID-19 PANDEMIC

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    Objective: A relevance of fear and concerns about vaccine development and its side effects are suggested to explain COVID-19 vaccine hesitancy. However, evidence supporting the phobic origin hypothesis of hesitancy for COVID-19 and other vaccinations remains indirect and elusive. Method: We addressed this issue by investigating the existence of a relationship between fear conditioning, extinction, and the respective vaccination hesitancy and anxiety scores in a group of 25 individuals. Results: Overall, we show that the general mechanism of fear extinction learning is impaired in individuals with high vaccine hesitancy. State and trait anxiety scores do not account for this result. Conclusions: These findings suggest that attitudes against vaccination could be linked to an altered inhibitory learning process
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