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1.
Artículo en Inglés | MEDLINE | ID: mdl-36900978

RESUMEN

BACKGROUND: The aim of this cross-sectional study was to examine the impact of COVID-19 fear on the well-being of Israeli and Maltese female "help" profession (e.g., social work and psychology) undergraduate students. This cross-national comparison includes factors of depression, anxiety, anger, loneliness, nervousness, substance use, eating behavior, burnout, and resilience. The study hypothesis is that country status, even with different social-cultural characteristics including religiosity, is not a significant factor associated with COVID-19 fear impact on select behavioral characteristics of female university students. METHODS: A total of 453 female "help" profession students completed an online survey from January to July 2021. Various statistical methods of analysis including regression were used for this study. RESULTS: The mean COVID-19 fear scores were the same among Israeli and Maltese students. Resilience was found to be higher among Israeli females; burnout was found to be higher among those from Malta. Substance use (i.e., tobacco, alcohol, cannabis, stimulants, or prescription drugs) in the last month was reported by 77.2% of the respondents. No significant differences were found for previous-month substance use based on country status. Regardless of country, respondents who reported more previous-month substance use had higher COVID-19 fear and burnout scores, as well as lower resilience. Due to COVID-19, most respondents (74.3%) reported deterioration of their psycho-emotional well-being in the last month; however, no significant differences were found based on country and religiosity statuses. Furthermore, no significant differences were found for eating behavior changes and weight increase based on country and religiosity statuses. CONCLUSION: Study findings showed the impact of COVID-19 fear on the well-being of Israeli and Maltese female "help" profession undergraduate students. This study examined only female students; however, additional research is needed to address male students and their experiences. Prevention and treatment intervention measures aimed to increase resilience and decrease burnout, including those that can be made available on campus, should be thought about by university administration personnel and student association leaders in consultation with mental health professionals.


Asunto(s)
Agotamiento Profesional , COVID-19 , Trastornos Relacionados con Sustancias , Humanos , Masculino , Femenino , Estudios Transversales , Israel , Estudiantes/psicología , Miedo , Agotamiento Profesional/psicología , Trastornos Relacionados con Sustancias/psicología
2.
iScience ; 26(1): 105914, 2023 Jan 20.
Artículo en Inglés | MEDLINE | ID: mdl-36691620

RESUMEN

The action potential and its all-or-none nature is fundamental to neural communication. Canonically, the action potential is initiated once voltage-activated Na+ channels are activated, and their rapid kinetics of activation and inactivation give rise to the action potential's all-or-none nature. Here we demonstrate that cerebrospinal fluid contacting neurons (CSFcNs) surrounding the central canal of the mouse spinal cord employ a different strategy. Rather than using voltage-activated Na+ channels to generate binary spikes, CSFcNs use two different types of voltage-activated Ca2+ channel, enabling spikes of different amplitude. T-type Ca2+ channels generate small amplitude spikes, whereas larger amplitude spikes require high voltage-activated Cd2+-sensitive Ca2+ channels. We demonstrate that these different amplitude spikes can signal input from different transmitter systems; purinergic inputs evoke smaller T-type dependent spikes whereas cholinergic inputs evoke larger spikes that do not rely on T-type channels. Different synaptic inputs to CSFcNs can therefore be signaled by the spike amplitude.

3.
J Clin Immunol ; 42(4): 760-770, 2022 05.
Artículo en Inglés | MEDLINE | ID: mdl-35230563

RESUMEN

Measurement of pre- and post-pneumococcal antibody levels after immunization with the 23-valent capsular polysaccharide pneumococcal vaccine (23vPPV) is indicative of a T-independent antibody response. The World Health Organisation ELISA is considered gold standard yet is labor-intensive and technically difficult to perform. Interpretation criteria defining an adequate response to 23vPPV remain controversial. The diagnostic Immunology Laboratory at The Royal Children's Hospital, Melbourne (RCH), performs an in-house multi-serotype automated ELISA. The primary objective of this study was to verify RCH interpretation criteria for the laboratory's automated ELISA. Forty pneumococcal conjugate vaccine (PCV)-naïve healthy adults aged 18 to 25 years and 22 PCV-primed healthy children aged 2 to 5 years were immunized with 23vPPV. A serum sample was collected immediately prior and 28 to 42 (± 7) days post immunization. Samples were analyzed on the Tecan Freedom Evo 200 ELISA with adequate response defined as post-immunization antibody level of 1.3 µg/mL or fourfold rise from baseline in ≥ 10/15 serotypes in adult participants and ≥ 4/8 serotypes in pediatric participants. Thirty-nine (97.5%) adults and 22 (100%) children achieved an adequate response to 23vPPV. In PCV-naïve adults, serotypes contained within the conjugate vaccines were less immunogenic, with 12 (30%) adults not achieving an adequate antibody response when only PCV serotypes were used for interpretation. Our diagnostic laboratory has verified the interpretation criteria used for an automated multi-serotype pneumococcal ELISA method. Clinical Trial Registration: ANZCTR registration number ACTRN12618000822280.


Asunto(s)
Infecciones Neumocócicas , Adulto , Anticuerpos Antibacterianos , Formación de Anticuerpos , Niño , Ensayo de Inmunoadsorción Enzimática , Humanos , Inmunoglobulina G , Infecciones Neumocócicas/diagnóstico , Infecciones Neumocócicas/prevención & control , Vacunas Neumococicas , Streptococcus pneumoniae , Vacunas Conjugadas
4.
J Antimicrob Chemother ; 76(9): 2428-2436, 2021 08 12.
Artículo en Inglés | MEDLINE | ID: mdl-34142130

RESUMEN

OBJECTIVES: To determine the prevalence of 16S rRNA methyltransferase- (16S RMTase-) producing Gram-negative bacteria in patients in the UK and to identify potential risk factors for their acquisition. METHODS: A 6 month prospective surveillance study was conducted from 1 May to 31 October 2016, wherein 14 hospital laboratories submitted Acinetobacter baumannii, Enterobacterales and Pseudomonas aeruginosa isolates that displayed high-level amikacin resistance according to their testing methods, e.g. no zone of inhibition with amikacin discs. Isolates were linked to patient travel history, medical care abroad, and previous antibiotic exposure using a surveillance questionnaire. In the reference laboratory, isolates confirmed to grow on Mueller-Hinton agar supplemented with 256 mg/L amikacin were screened by PCR for 16S RMTase genes armA, rmtA-rmtH and npmA, and carbapenemase genes (blaKPC, blaNDM, blaOXA-48-like and blaVIM). STs and total antibiotic resistance gene complement were determined via WGS. Prevalence was determined using denominators for each bacterial species provided by participating hospital laboratories. RESULTS: Eighty-four isolates (44.7%), among 188 submitted isolates, exhibited high-level amikacin resistance (MIC >256 mg/L), and 79 (94.0%) of these harboured 16S RMTase genes. armA (54.4%, 43/79) was the most common, followed by rmtB (17.7%, 14/79), rmtF (13.9%, 11/79), rmtC (12.7%, 10/79) and armA + rmtF (1.3%, 1/79). The overall period prevalence of 16S RMTase-producing Gram-negative bacteria was 0.1% (79/71 063). Potential risk factors identified through multivariate statistical analysis included being male and polymyxin use. CONCLUSIONS: The UK prevalence of 16S RMTase-producing Gram-negative bacteria is low, but continued surveillance is needed to monitor their spread and inform intervention strategies.


Asunto(s)
Farmacorresistencia Bacteriana , Bacterias Gramnegativas , Antibacterianos/farmacología , Proteínas Bacterianas/genética , Bacterias Gramnegativas/genética , Humanos , Masculino , Metiltransferasas/genética , Pruebas de Sensibilidad Microbiana , Prevalencia , Estudios Prospectivos , ARN Ribosómico 16S/genética , Reino Unido/epidemiología , beta-Lactamasas/genética
5.
Complement Ther Med ; 60: 102753, 2021 Aug.
Artículo en Inglés | MEDLINE | ID: mdl-34139340

RESUMEN

Given the recent emergence of medical cannabis legalization in Malta, the objective of this study was to assess knowledge, attitudes, and beliefs about medical cannabis among a sample of Maltese students. The sample comprised 327 students enrolled in the University of Malta's Faculties of Health Sciences, Medicine and Surgery, and Social Wellbeing. The vast majority of respondents expressed a desire for formal education and training about medical cannabis. While 52 % of the study cohort felt prepared to answer patient or client questions about medical cannabis, 83 % reported no formal education about medical cannabis. Findings evidence the need for medical cannabis curriculum, education, training and field practice for University of Malta students who will soon be professionals promoting health care.


Asunto(s)
Marihuana Medicinal , Estudiantes de Medicina , Curriculum , Conocimientos, Actitudes y Práctica en Salud , Humanos , Encuestas y Cuestionarios
7.
Acad Psychiatry ; 29(4): 405-7, 2005.
Artículo en Inglés | MEDLINE | ID: mdl-16223935

RESUMEN

OBJECTIVE: The topic "A Day in the Life of a Psychiatry Resident" is an opportunity to explore residents' experiences to inform the delivery of education. METHODS: An open-ended, qualitative approach was used in a pilot project to explore contemporary residents' experiences with education, similar to a patient-centered model of health care. RESULTS: Key themes for residents include balancing multiple roles at work, balancing work and home, identity formation, diversity (gender, ethnic, cultural, learner styles, and other dimensions), and challenges in training with advances in the field (e.g., neuroscience, technology, culture, spirituality). Contemporary residents have some issues as did their predecessors, but they also have unique experiences, issues, talents, and interests. CONCLUSIONS: A larger qualitative analysis of these issues, followed by testing of theories by quantitative methods, is indicated.


Asunto(s)
Internado y Residencia , Psiquiatría/educación , Estudios de Evaluación como Asunto , Femenino , Humanos , Entrevistas como Asunto , Masculino , Proyectos Piloto
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