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1.
Am J Pharm Educ ; 88(2): 100641, 2024 Feb.
Artículo en Inglés | MEDLINE | ID: mdl-38185465

RESUMEN

OBJECTIVE: The objective of this review is to provide the conclusions from the American Association of Colleges of Pharmacy (AACP) Council of Deans (COD) Taskforce on Research and Scholarship. FINDINGS: The charges and the findings of the committee are: (1) Define the scholarship needs/opportunities to strengthen the outputs. The committee recommends that AACP update its definitions of research/scholarship to include discovery, integration, application/practice, and teaching/learning. A deployed survey demonstrated a high Special Interest Groups research/scholarship interest. (2) Assemble a toolkit of grant and scholarship resources to assist colleges/schools. The AACP should update the existing funding opportunity listing and combine it with additional resources. (3) Create a framework for effective research collaboration and mentorship. The AACP should identify key areas of pharmacy research and experts to serve as mentors and to meet with external stakeholders. (4) and (5) Consider the need for and purpose of a COD standing committee for research and scholarship. Explore the value of a formal research dean's subcommittee. It was recommended that AACP form a research/scholarship committee or Special Interest Groups and create the Pharmacy Scholarship, Research, and Graduate Education pre-meeting to the Interim Meeting. (6) Identify key statements/outputs of the COD that need to be prepared for publication/sharing. We recommended the key statement/outputs in the areas of discovery, integration, application/practice, and teaching and learning. SUMMARY: The taskforce reviewed the state of research and scholarship across the Academy and provided recommendations with the goal of advancing research across all areas of the pharmacy profession.


Asunto(s)
Educación de Postgrado en Farmacia , Educación en Farmacia , Investigación en Farmacia , Farmacia , Estados Unidos , Humanos , Becas , Facultades de Farmacia
2.
Curr Pharm Teach Learn ; 16(2): 77-86, 2024 02.
Artículo en Inglés | MEDLINE | ID: mdl-38158332

RESUMEN

INTRODUCTION: Efforts to ensure success of pharmacy students in passing pharmacy standardized exams require substantial investments. Engaging students effectively can be a challenge when there are no consequences for non-participation or poor performance. This study examined how engagement reinforcement, including high-stake exam requirements, instructional strategies, and incentives, impacted student performance on the Pharmacy Curriculum Outcomes Assessment (PCOA). METHODS: PCOA scores, milestone exams, grade point averages (GPAs), and PCOA preparedness assessments for cohorts (Co) that received high-stakes exams, incentives, and preparation (Co2019, Co2020, and Co2021) was compared with those that did not receive these interventions (Co2017 and Co2018). Students' perceptions regarding reinforcement, incentive, and preparedness were evaluated using an anonymous survey. RESULTS: Analyzing data from 545 students over five years, mandated PCOA preparedness, high-stakes PCOA requirements, and incentives for Co2019, Co2020, and Co2021 improved scores by 11% to 18% compared to Co2017 and Co2018. This corresponded to a rise in performance from the 12th to 27th percentile for Co2017 and Co2018 to the 39th to 49th percentile for Co2019, Co2020, and Co2021. In these later cohorts, PCOA scores consistently correlated with the school's milestone exams and students' cumulative GPAs (correlation coefficients 0.47-0.70, P < .001), while no such correlation was observed in Co2017 and Co2018. Faculty-led PCOA preparation yielded better results (48.2% in Co2020, 45.8% in Co2021) than self-learning (42% in Co2019). Students using faculty-prepared assessments reported increased confidence in biomedical and pharmaceutical sciences. CONCLUSIONS: This study highlights the importance of high-stakes requirements, incentives, and thorough preparation in improving PCOA results.


Asunto(s)
Educación en Farmacia , Farmacia , Estudiantes de Farmacia , Humanos , Motivación , Educación en Farmacia/métodos , Evaluación Educacional/métodos , Curriculum , Evaluación de Resultado en la Atención de Salud
3.
Am J Pharm Educ ; 87(10): 100127, 2023 10.
Artículo en Inglés | MEDLINE | ID: mdl-37852690

RESUMEN

OBJECTIVES: Cultural, clinical, social, and legally competent patient care for lesbian, gay, bisexual, transgender, queer, intersex, and asexual (LGBTQIA+) patients is currently scarcely incorporated in pharmacy curricula. Furthermore, clinical, legal, and socio-cultural training that prepares pharmacists on the job to provide LGBTQIA+ competent patient care is scant. Here, our objectives were to (1) systematically review the literature using Preferred Reporting Items for Systematic Reviews and Meta-Analyses guidelines to identify trends in community pharmacists' professional identity development related to the provision of competent LGBTQIA+ patient care, and (2) create a reference guide for community pharmacists for self-directed learning. The literature search focused on 4 professional identity domains common to most pharmacists: academic and clinical competence, cultural sensitivity, knowledge of state and federal laws, and continuing professional development. FINDINGS: A total of 207 articles were identified, with 93 retrieved, of which 26 articles were included in the final analysis based on title and abstract and other inclusion criteria. SUMMARY: Overall, our search identified that the LGBTQIA+ health professions literature focused on the following themes: guidance for appropriate drug selection and therapy, creation of cultural sensitivity training curricula, community pharmacists' perceptions of their ability to provide LGBTQIA+ care, health system interventions, and Allyship education for advancing LGBTQIA+ care, the need for enhanced training of pharmacists for understanding the federal and state laws and requirements while providing care, and the need for a resource compendium to help community pharmacists access self-directed learning information, for which we have created a self-help resource guide for pharmacists in these 4 professional pharmacist identity domains.


Asunto(s)
Educación en Farmacia , Minorías Sexuales y de Género , Personas Transgénero , Femenino , Humanos , Farmacéuticos , Atención al Paciente
4.
Am J Pharm Educ ; 87(11): 100547, 2023 11.
Artículo en Inglés | MEDLINE | ID: mdl-37336325

RESUMEN

OBJECTIVES: This article explores educational theories and existing literature that describe the impact of Historically Black College or University (HBCU) educational environments on Black students' personal and professional development. Literature on professional identity formation (PIF) in pharmacy education is also examined to describe the influence of HBCU pharmacy education on Black pharmacy students' PIF. FINDINGS: Tinto's theory of student retention, Arroyo and Gasman's HBCU educational framework, and Bank's theory of multicultural education are described, as key elements of HBCU education that foster PIF in minoritized student populations. Each of the 3 models addresses professional identity traits associated with pharmacists and pharmacy students, and this review examines the role of HBCU education in Black Doctor of Pharmacy students' development of academic competence, leadership, professional communication, and advocacy. SUMMARY: Existing educational frameworks and models of student retention can be applied to promote student growth, psychological safety, and feelings of belonging in minoritized student populations. By engaging these models, pharmacy training environments can support Black students and other minoritized student populations as they develop their own professional identities in the pursuit of fulfilling careers.


Asunto(s)
Educación en Farmacia , Estudiantes de Farmacia , Humanos , Identificación Social , Universidades , Escolaridad
5.
J Pharm Pract ; 36(3): 679-684, 2023 Jun.
Artículo en Inglés | MEDLINE | ID: mdl-34670427

RESUMEN

Background: Contraction alkalosis is characterized by low serum sodium and chloride and high serum carbon dioxide and bicarbonate levels. Case Report: A 28-year-old Caucasian active-duty male with a history of autosomal dominant polycystic kidney disease and diarrhea-predominant Irritable Bowel Syndrome (D-IBS) presented to his primary care provider (PCP) with elevated blood pressure (136/96 mmHg), was diagnosed with stage-2 hypertension, and started oral HCTZ (25 mg/day). His medications included dicyclomine (10 mg oral three times daily). Subsequently, (Visit 1), his blood pressure was 130/91 mmHg and he was started on telmisartan (20 mg/day). At Visit 2, 4 weeks later, his blood pressure improved (121/73 mmHg); however, blood chemistry revealed elevated serum CO2 (32 mEq/L) and chloride (94 mmol/L). Four days later, the patient presented to the Emergency Department with dyspnea and swallowing difficulty. The patient returned to his PCP 3 days later complaining of cough, congestion, vomiting, and mild dyspnea, blood pressure of 124/84 mmHg. Two months later, sudden onset of projectile vomiting and abdominal pain while running was reported, resolved by rehydration and a single oral dose of prochlorperazine 25 mg. Three months later, (Visit 3), he complained of lightheadedness and cloudy judgment, suggesting contraction alkalosis. HCTZ was discontinued and telmisartan was increased to 20 mg twice daily. A follow-up blood chemistry panel 2 weeks later revealed serum chloride and CO2 levels within normal limits and blood pressure under 130/80 mmHg. Conclusion: This is the first known report of contraction alkalosis driven by drug-drug interaction between dicyclomine and HCTZ.


Asunto(s)
Alcalosis , Hipertensión , Humanos , Masculino , Adulto , Telmisartán/farmacología , Telmisartán/uso terapéutico , Hidroclorotiazida/farmacología , Hidroclorotiazida/uso terapéutico , Diciclomina/farmacología , Diciclomina/uso terapéutico , Cloruros/farmacología , Cloruros/uso terapéutico , Dióxido de Carbono/farmacología , Dióxido de Carbono/uso terapéutico , Hipertensión/tratamiento farmacológico , Presión Sanguínea , Alcalosis/tratamiento farmacológico , Antihipertensivos , Quimioterapia Combinada
6.
J Pharm Pract ; 36(4): 953-966, 2023 Aug.
Artículo en Inglés | MEDLINE | ID: mdl-35723017

RESUMEN

SARS-CoV-2 causes the highly contagious coronavirus disease (COVID-19), first discovered in Wuhan, China, in December of 2019. As of August 21, 2021, over 211 million people have been diagnosed with COVID-19 and 4.42 million people have died from the disease worldwide. The COVID-19 pandemic has adversely affected world economies, global public health infrastructure, and social behaviors. Despite physical distancing and the advent of symptomatic and monoclonal antibody therapies, perhaps the most effective method to combat COVID-19 remains the creation of immunity through vaccines. Scientific communities globally have been diligently working to develop vaccines since the start of the pandemic. Though a few have been authorized for use, the Pfizer vaccine was the first to be given full approval in the United States in August 2021 - being the quickest vaccine to ever be developed. Although several vaccines produced via different approaches are in use, no mortality has been reported thus far from vaccine use. Here, we highlight the latest advances in the development of the COVID-19 vaccines, specifically the lead candidates that are in late-stage clinical trials or authorized for emergency use. As SARS-CoV-2 uses its spike protein to enter a host cell and cause infection, most vaccine candidates target this protein. This review describes the various COVID-19 vaccines - authorized and/or under development - and their composition, advantages, and potential limitations as the world continues to fight this devastating pandemic.


Asunto(s)
Vacunas contra la COVID-19 , COVID-19 , Humanos , Vacunas contra la COVID-19/uso terapéutico , Pandemias/prevención & control , COVID-19/prevención & control , SARS-CoV-2 , Vacunación
7.
Pharmacy (Basel) ; 10(5)2022 Oct 08.
Artículo en Inglés | MEDLINE | ID: mdl-36287449

RESUMEN

Organizational vitality encompasses organizational mission and identity, organizational purpose and values, and employee engagement, cohesiveness, anxiety, and information sharing. Using the organizational vitality framework consisting of the following five pillars: (1) human, (2) knowledge, (3) intellectual, (4) financial capital, and (5) market value, we propose a reflection guide and specific calls to action for academic leaders including deans, department chairs, assistant/associate deans, and others within pharmacy and healthcare education systems. Our overall aim is to provide a blueprint for academic leaders to assess and enhance the organizational health, vitality, resiliency, and sustainability of their pharmacy educational programs using an established organizational vitality framework. This guide can help academic leaders at all levels to reflect on their organization's vitality and use the steps outlined here to renew conversations about faculty life, identities as leaders, the global pharmacy Academy's core mission and values, and the pursuit of work-life harmony in the context of their pharmacy schools' organizational vitality. All leaders within pharmacy educational programs should identify and embrace a holistic and guided framework that emphasizes organizational vitality.

8.
Pharmacy (Basel) ; 10(4)2022 Jul 01.
Artículo en Inglés | MEDLINE | ID: mdl-35893714

RESUMEN

Pharmacists must integrate foundational sciences with pharmacy practice for providing optimal patient care. Pharmacy students need to be trained to provide culturally competent, linguistically accessible, and empathetic care while integrating foundational science principles. However, such holistic integration is challenging to achieve and assess. To bridge this gap, we implemented and assessed an "integrated cardiovascular simulation" (ICS) module for P2 students, employing case-based and team-based learning. ICS focused on congestive heart failure with preexisting arrhythmia and incorporated patient counseling relating to diversity factors such as cultural competency, linguistic challenges, and the impact of population diversity on cardiac diseases. Students learned the SBAR communication technique (situation, background, assessment, and recommendation) and recommended therapy while elaborating on drug MOA and adverse effects. ICS was assessed through pre-and post-session quizzes and perception data immediately after the activity, and after two years, when students progressed to the cardiovascular APPE block. Student performance improved on a post-test (80.2%) compared to the pre-test (66.9%), p < 0.01 paired student t-test, with an increase in symptom and arrhythmia pattern recognition (41.2% and 36.7%, respectively). ICS was effective for teaching (1) arrhythmia pathophysiology (85%), (2) EKG interpretation (89%), (3) drug adverse effects (93%), (4) DEI-clinical decision making (92%), and (5) communication skills (85%).

9.
Pharmacy (Basel) ; 10(3)2022 Jun 04.
Artículo en Inglés | MEDLINE | ID: mdl-35736775

RESUMEN

The COVID-19 pandemic led to many colleges of pharmacy having to make major changes relating to their infrastructure and delivery of their curriculum within a very short time frame, including the transition of many components to an online setting. This scoping review sought to summarize what is known about the impact of COVID-19 on pharmacy education and the effectiveness of adaptation strategies which were put in place. PubMed, Web of Science, OVID Medline, and MedEdPortal were searched to identify pharmacy education-related articles published since the beginning of the COVID-19 pandemic. For article inclusion, the following criteria had to be met: described original research, related directly to PharmD or PharmBS education, related to the impact of COVID-19 on pharmacy education, and was available in English. Out of a total of 813 articles, 50 primary research articles were selected for inclusion. Our review of these identified four domains relating to the impact of COVID-19 on pharmacy education and/or effectiveness of adaptation strategies: (1) lab-based courses and activities (including interprofessional education activities), (2) experiential education, (3) didactic education, and (4) student well-being. The key research findings are summarized and discussed. While the COVID-19 pandemic has clearly brought many challenges to pharmacy education, it has also led to key improvements and innovations.

10.
Pharmacy (Basel) ; 10(2)2022 Apr 09.
Artículo en Inglés | MEDLINE | ID: mdl-35448703

RESUMEN

Ensuring an adequate preparation for undergraduate students transitioning to pharmacy school is challenging. A significant barrier is changing from a subordinate to a critical thinking mindset while self-identifying as a professional. Here, we aimed to (1) determine whether our prepharmacy program called "Professional Identity and Me" (PRIME) could enhance learners' self-awareness of their professional identity and (2) compare the effectiveness of the in-person and online versions of PRIME. PRIME introduced prepharmacy students to aspects of pharmacists' professional identity including community, hospital, and interprofessional work, as well as mental health, wellness, and time and stress management skills, Top-200 drugs, prerequisite foundational sciences, and calculations. Concepts of professionalism, graduate writing, and ownership were also presented. Bridging exercises were introduced to exemplify application. We used a mixed-methods approach to assess the outcomes. The average performance in knowledge-based assessments increased before and after the PRIME program from 53.8 to 74.6% and from 47.7 to 75.9%, while the difference in the test scores was statistically significant, with a 21% increase (p < 0.001, 95% CI 15−26%) and a 28% improvement (p < 0.001, 95% CI 23−34%) for face-to-face versus virtual PRIME. The results of a student perception survey revealed PRIME was equally effective as a virtual program during the COVID-19 pandemic, suggesting transferability to other pharmacy programs.

11.
J Interprof Care ; 36(3): 428-433, 2022.
Artículo en Inglés | MEDLINE | ID: mdl-34003047

RESUMEN

Interprofessional Education (IPE) is challenging to implement and assess due to barriers preventing interprofessional communication, inadequately defined accreditation criteria, ambiguous professional roles and responsibilities, and the inherently "ill-structured" educational construct of IPE. To address these gaps, a novel comprehensive, integrated, and multimodal interprofessional education and practice (CIM-IPEP) curriculum involving students from pharmacy, medicine, psychology, and nursing professional degree programmes was created. CIM-IPEP was carefully designed based on cognitive flexibility theory (CFT) to reinforce the complexities associated with teaching and learning for multi-faceted and dynamic domains such as IPE. CFT emphasises pluralistic representation, repetition, and cognitive layering in experiential learning for ill-structured domains. Thus, CIM-IPEP was vertically and horizontally aligned within individual colleges and included diverse IPE experiences in required courses such as Foundations of IPE, and high-fidelity simulation events, culminating in an IPE-Hotspotting elective, which exposed learners to real-world patient cases. Cases were presented in a format of increasing complexity emphasising the integration of foundational and skills-based learning using constructivist methods such as Team-Based and Case-Based Learning. CIM-IPEP offers a novel IPE model. Here we present a stepwise development and implementation blueprint for similar IPE programmes that is readily transferable to other health profession education (HPE) programmes.


Asunto(s)
Educación Interprofesional , Relaciones Interprofesionales , Cognición , Curriculum , Humanos , Aprendizaje Basado en Problemas
12.
Pharmacy (Basel) ; 9(3)2021 Aug 27.
Artículo en Inglés | MEDLINE | ID: mdl-34564555

RESUMEN

Ensuring adequate engagement and preparation of all stakeholders in an accreditation self-study can be challenging for many reasons, including lack of motivation and inadequate understanding of expectations and procedures. The goal of this exploratory study was to determine whether using team-based learning (TBL) pedagogy to deliver an accreditation preparation workshop could effectively prepare and engage participants. A Likert-scale questionnaire was administered to workshop attendees (n = 52) to determine whether they found TBL-based training helpful and whether it promoted engagement. Twenty-four attendees completed the survey (46%). More than 80% of participants strongly agreed or agreed with 12 statements relating to perceptions of self and participant engagement within team activities and the usefulness of team activities. More than 65% of participants strongly agreed or agreed with statements relating to the helpfulness of the TBL approach in preparing for the self-study (five questions). Subgroup analysis showed no significant difference in responses based on whether on not participants had previously been involved in an accreditation self study. Our data indicate that a TBL approach can be an effective way to engage and prepare stakeholders for an accreditation self-study, and that TBL pedagogy has utility outside of the classroom setting.

13.
Forensic Sci Med Pathol ; 17(2): 262-270, 2021 06.
Artículo en Inglés | MEDLINE | ID: mdl-33582936

RESUMEN

Italy and the United States are two of the countries most affected by SARS-CoV-2 (COVID-19), with more than 240,760 confirmed cases in Italy and 2,699,658 in the United States (as of July 2, 2020). The current COVID-19 pandemic has led to substantial changes in many fields of medicine, specifically in the forensic discipline. Medicolegal activities related to conducting autopsies have been largely affected by the COVID-19 pandemic. Postmortem examinations are generally discouraged by government regulations due to the risk of spreading the disease further through the handling and dissection of bodies from patients who succumbed to COVID-19 infection. There is a paucity of data regarding the persistence of SARS-CoV-2 in bodies, as well as concerning the reliability of swabbing methods in human remains. On the other hand, the autopsy is an essential tool to provide necessary information about the pathophysiology of the disease that presents useful clinical and epidemiological insights. On this basis, we aim to address issues concerning general medical examiner/coroner organization, comparing the Italian and American systems. We also discuss the pivotal roles of forensic pathologists in informing infectious disease surveillance. Finally, we focus on the impact of COVID-19 emergency on medicolegal practices in Italy and the United States, as well as the responses of the forensic scientific community to the emerging concerns related to the pandemic. We believe that stronger efforts by authorities are necessary to facilitate completing postmortem examinations, as data derived from such assessments are expected to be paramount to improving patient management and disease prevention.


Asunto(s)
COVID-19/epidemiología , Médicos Forenses , Rol Profesional , Autopsia , Enfermedades Transmisibles/epidemiología , Certificado de Defunción , Transmisión de Enfermedad Infecciosa/prevención & control , Monitoreo Epidemiológico , Humanos , Control de Infecciones/normas , Italia/epidemiología , Pandemias , Estados Unidos/epidemiología
14.
Ment Health Clin ; 10(1): 38-43, 2020 Jan.
Artículo en Inglés | MEDLINE | ID: mdl-31942278

RESUMEN

Vitamin D deficiency has been correlated with non-scarring alopecia including alopecia areata or female pattern hair loss. It was theorized that hair loss secondary to vitamin D deficiency in patients susceptible to trichotillomania may exacerbate this obsessive-compulsive disorder. Though vitamin D deficiency is common, especially among patients suffering from neuropsychiatric disorders, its correlation with trichotillomania is not well reported. Two female patients suffering from trichotillomania defined by noticeable hair loss on the scalp through the Massachusetts General Hospital Hair Pulling Scale were treated to promote hair growth. Treatment included dietary supplementation with vitamin D3 1000 IU every day. It was found that in both patients treated with vitamin D3, marked improvements occurred over the span of 3 to 4 months. These included a reduction in obsessive compulsive disorder related hair loss as measured using the Massachusetts General Hospital Hair Pulling Scale, which correlated to their serum 25-hydroxyvitamin D levels. Experimental and clinical evidence is available to explain the underlying physiology and its probable relationship to trichotillomania's pathophysiology.

15.
Am J Pharm Educ ; 83(3): 6554, 2019 04.
Artículo en Inglés | MEDLINE | ID: mdl-31065154

RESUMEN

Objective. To develop and evaluate the effectiveness of a structured model for reflective journal writing (RJW) and a grading rubric as part of a student portfolio designed to help Doctor of Pharmacy (PharmD) students create actionable goals. Methods. A structured, eight-domain format was developed to engage students in prioritization, identification, exploration, recollection, evaluation, and challenging/solidifying their own knowledge, while assembling an action plan for development (abbreviated using the acronym PIE-RECAP). After completing RJW using this model, students self-identified domains established by the Center for the Advancement of Pharmacy Education (CAPE) that corresponded to their entries. A grading rubric was designed and normalized to require minimal training for use. RJW and other elements of student portfolios were implemented simultaneously across three cohorts (N=296). Twenty-one faculty and staff graders each evaluated 10 to 15 student journal entries. Results. Of 771 journal entries, 648 (84%) met expectations, while 123 (16%) needed to be rewritten. Students identified experiences that were meaningful to them and shared in their RJW entry the knowledge and/or information that they did not know prior to the experience. Common themes identified in the students' RJWs included: curricular experiences (12.7%), cocurricular experiences (18.4%), and experiential training (68.6%). Conclusion. The PIE-RECAP method can be used to guide students in RJW and identify CAPE domains in their personal and professional experiences in pharmacy school. The associated grading rubric can be used to evaluate students' RJW entries and assess their growth in curricular, cocurricular and affective domains relative to their progression.


Asunto(s)
Educación en Farmacia/métodos , Curriculum , Evaluación Educacional/métodos , Docentes , Objetivos , Humanos , Aprendizaje , Evaluación de Programas y Proyectos de Salud , Estudiantes de Farmacia/psicología , Escritura
16.
Curr Pharm Teach Learn ; 9(2): 261-271, 2017.
Artículo en Inglés | MEDLINE | ID: mdl-29233412

RESUMEN

OBJECTIVE: Online prerequisite review (OPR) tutorials were designed and implemented to reinforce foundational scientific material in order to protect in-class time, foster self-directed learning, and ensure all students have similar baseline knowledge. METHODS: Twenty-one tutorials covering undergraduate prerequisite material were developed by faculty and organized into six core modules, comprising basic biology, chemistry, and physiology topics. A quiz on this material was given on the first day of each course. This score was correlated with the final exam score at course completion. Additional student and faculty feedback was collected through surveys. RESULTS: 2372 quiz-exam pairings were collected over three consecutive fall semesters. A one point increase in the quiz score was associated with a 3.6 point (95% confidence interval 3.1-4.0) higher exam score, as well as a greater probability of passing the exam (P<0.0001). Furthermore, simple linear regression revealed a positive correlation between quiz and exam scores (P<0.0001). Three full years of student survey data revealed an overwhelmingly positive perception of the OPR tutorials, and surveyed faculty reported better use of class time and improved student competency and participation. CONCLUSIONS: Implementation of OPR tutorials may give faculty more efficient use of class time, and their associated quizzes serve as an early indicator for students at-risk of not passing who are candidates for early interventions. Furthermore, the OPR tutorial design gives it great transferability to biomedical post-graduate programs.


Asunto(s)
Éxito Académico , Curriculum/tendencias , Estudiantes de Farmacia/psicología , Humanos , Internet , Encuestas y Cuestionarios
17.
Eur J Med Chem ; 138: 1053-1065, 2017 Sep 29.
Artículo en Inglés | MEDLINE | ID: mdl-28759878

RESUMEN

In this study, a series of 13 structural variants of thieno[2,3d]pyrimidine derivatives (6a-6m) were synthesized and screened for cytotoxicity in a panel of colorectal, ovarian, and brain cancer cell lines. The selectivity of the compounds was assessed by determining the cytotoxicity in normal epithelial cell line (CHO). The most potent compound, 6j, was efficacious (with IC50 range of 0.6-1.2 µM) in colon (HCT116 and HCT15), brain (LN-229 and GBM-10) and ovarian (A2780 and OV2008) cancer cell lines. In contrast, in the normal cell line (CHO), the IC50 values for 6j were 14 ± 1.3 µM. Compound 6j significantly inhibited the clonogenic potential of HCT116, OV2008 and A2780 cell lines in concentration - dependent (0.5-4 µM) manner. Also, 6j induced 1) formation of reactive oxygen species; 2) apoptosis and 3) mitotic catastrophe in HCT116 and OV2008 cells (IC50 = 0.5-2 µM). Furthermore, apoptosis was the predominant mechanism of death in A2780 cells. The cytotoxicity of 6j in wild type HCT116 cells was similar to that in HCT116 cells lacking the apoptotic genes for Bax, Bak, or Bak and Bax, indicating that 6j induces mitotic catastrophe as alternative mechanism of death when when certain apoptotic proteins are absent. In summary, this study has identified a lead molecule, 6j, that selectively induces oxidative stress, apoptosis and mitotic catastrophe in specific cancer (colon and ovarian) cell lines.


Asunto(s)
Antineoplásicos/farmacología , Apoptosis/efectos de los fármacos , Mitosis/efectos de los fármacos , Estrés Oxidativo/efectos de los fármacos , Pirimidinas/farmacología , Antineoplásicos/síntesis química , Antineoplásicos/química , Proliferación Celular/efectos de los fármacos , Relación Dosis-Respuesta a Droga , Ensayos de Selección de Medicamentos Antitumorales , Humanos , Estructura Molecular , Pirimidinas/síntesis química , Pirimidinas/química , Relación Estructura-Actividad , Células Tumorales Cultivadas
18.
J Thorac Cardiovasc Surg ; 152(4): 1115-20, 2016 10.
Artículo en Inglés | MEDLINE | ID: mdl-27245416

RESUMEN

OBJECTIVES: The optimal duration of antimicrobial prophylaxis following pediatric cardiac surgery is still debated. Adult studies suggest that shorter durations are adequate, but there is a paucity of data on pediatric patients. METHODS: This quasi-experimental study reviewed the charts of patients 18 years and younger who underwent cardiac surgery from April 2011 to November 2014 at a single institution. Starting in April 2013, a protocol was implemented to limit antimicrobial prophylaxis to 48 hours following sternal closure. Two analyses were performed: (1) identification of risk factors for surgical site infections from the entire cohort, and (2) comparison of surgical site infection incidence in the pre- and postprotocol groups. RESULTS: In the entire cohort, delayed sternal closure (adjusted odds ratio [OR], 5.7; 95% confidence interval [CI], 1.8-17.9) and younger age (adjusted OR, 2.1; 95% CI, 1.1-3.8) were associated with incidence of surgical site infection. Following the protocol change, duration of antimicrobial prophylaxis decreased from 4.2 ± 2.7 to 1.9 ± 1.3 days (P < .0001). After adjusting for age and delayed sternal closure, the postprotocol group had an adjusted OR of 0.98 (95% CI, 0.32-3.00) for occurrence of surgical site infection. Other outcomes were not altered following the protocol change. CONCLUSIONS: Restricting antimicrobial prophylaxis to 48 hours following pediatric cardiac surgery did not increase the incidence of surgical site infection at our institution. Further study is needed to validate this finding and to identify practices that reduce surgical site infections in those with delayed sternal closure.


Asunto(s)
Profilaxis Antibiótica/normas , Procedimientos Quirúrgicos Cardíacos , Cardiopatías Congénitas/cirugía , Infección de la Herida Quirúrgica/prevención & control , Adolescente , Niño , Preescolar , Femenino , Humanos , Lactante , Recién Nacido , Masculino , Factores de Riesgo , Esternotomía
19.
Int J Antimicrob Agents ; 46(4): 362-6, 2015 Oct.
Artículo en Inglés | MEDLINE | ID: mdl-26253129

RESUMEN

The objective of this paper was to review the risk of worsening renal function in patients with pre-existing renal impairment receiving intravenous voriconazole (IVV). Controversy exists regarding the cause and risk of renal dysfunction in patients treated with IVV. Whilst some studies implicate renally excreted cyclodextrin, a pharmaceutical formulation stabiliser, as the cause of renal dysfunction following voriconazole administration, others provide contradicting evidence. Here we analyse the available literature to gain an insight into the significance of renal toxicity in patients treated with IVV. PubMed was searched for relevant studies to December 2014. To account for publication bias, abstracts from the Interscience Conference on Antimicrobial Agents and Chemotherapy, the Infectious Diseases Society of America/ID Week, and the European Congress of Clinical Microbiology and Infectious Diseases from 2008-2014 were reviewed. Bibliographies of all identified articles were reviewed and cross-referenced for additional sources. Seven retrospective studies were identified for inclusion in the review; no prospective studies were identified. Based on the available evidence, we conclude that there is no strong evidence suggesting an increased incidence of worsening renal function with IVV use. No study thus far has provided direct conclusive evidence for cellular and physiological renal toxicity due to IVV at clinically prevalent doses.


Asunto(s)
Antifúngicos/administración & dosificación , Antifúngicos/efectos adversos , Insuficiencia Renal/inducido químicamente , Insuficiencia Renal/patología , Voriconazol/administración & dosificación , Voriconazol/efectos adversos , Administración Intravenosa , Humanos , Pruebas de Función Renal , Estudios Retrospectivos
20.
Oxid Med Cell Longev ; 2015: 803971, 2015.
Artículo en Inglés | MEDLINE | ID: mdl-26180596

RESUMEN

Resveratrol is a phenolic phytochemical, with a stilbene backbone, derived from edible plants such as grape and peanut. It is a bioactive molecule with physiological effects on multiple organ systems. Its effects range from the neuroprotective to the nephroprotective, including cardiovascular, neuronal, and antineoplastic responses as a part of its broad spectrum of action. In this review, we examine the effects of resveratrol on the following organ systems: the central nervous system, including neurological pathology such as Parkinson's and Alzheimer's disease; the cardiovascular system, including disorders such as atherosclerosis, ischemia-reperfusion injury, and cardiomyocyte hypertrophy; the kidneys, including primary and secondary nephropathies and nephrolithiasis; multiple forms of cancer; and metabolic syndromes including diabetes. We emphasize commonalities in extracellular matrix protein alterations and intracellular signal transduction system induction following resveratrol treatment. We summarize the known anti-inflammatory, antioxidative, and cytoprotective effects of resveratrol across disparate organ systems. Additionally, we analyze the available literature regarding the pharmacokinetics of resveratrol formulations used in these studies. Finally, we critically examine select clinical trials documenting a lack of effect following resveratrol treatment.


Asunto(s)
Antiinflamatorios no Esteroideos/farmacología , Antioxidantes/farmacología , Sistema Nervioso Central/efectos de los fármacos , Fármacos Neuroprotectores/farmacología , Estilbenos/farmacología , Antiinflamatorios no Esteroideos/química , Antiinflamatorios no Esteroideos/uso terapéutico , Antioxidantes/química , Antioxidantes/uso terapéutico , Enfermedades Cardiovasculares/tratamiento farmacológico , Enfermedades Cardiovasculares/metabolismo , Sistema Nervioso Central/metabolismo , Humanos , Enfermedades Renales/tratamiento farmacológico , Enfermedades Renales/patología , Enfermedades Metabólicas/tratamiento farmacológico , Enfermedades Metabólicas/patología , Fármacos Neuroprotectores/química , Fármacos Neuroprotectores/uso terapéutico , Resveratrol , Sirtuina 1/química , Sirtuina 1/metabolismo , Estilbenos/química , Estilbenos/uso terapéutico
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