Publications by authors named "Jose G Castro"

Article Synopsis
  • A 55-year-old woman with HIV/AIDS, adhering to her antiretroviral therapy, was hospitalized due to swallowing difficulties and swollen lymph nodes, revealing a rare case of disseminated histoplasmosis and suspected cerebral toxoplasmosis.
  • The diagnosis was confirmed through various tests, including a biopsy, (1-3) -β-glucan assay, and imaging studies.
  • This case underscores the challenges of managing opportunistic infections during immune recovery in HIV patients and the importance of vigilant monitoring and comprehensive diagnostics.
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  • - CRISPR gene editing provides precise control over cell function, but delivering CRISPR components safely to cells is challenging due to issues with traditional delivery methods like viral vectors and some non-viral systems.
  • - The RALA cell-penetrating peptide forms nanoparticles and has shown promise for delivering various CRISPR formats with low toxicity, outperforming other non-viral delivery systems in terms of cell viability and transfection rates.
  • - RALA successfully delivered CRISPR components for gene editing tasks, including knock-ins and knock-outs in primary mesenchymal stem cells, positioning it as a valuable tool for safer and effective CRISPR delivery across different applications.
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Introduction: During the COVID-19 Delta variant surge, the CLAIRE cross-sectional study sampled saliva from 120 hospitalized patients, 116 of whom had a positive COVID-19 PCR test. Patients received antibiotics upon admission due to possible secondary bacterial infections, with patients at risk of sepsis receiving broad-spectrum antibiotics (BSA).

Methods: The saliva samples were analyzed with shotgun DNA metagenomics and respiratory RNA virome sequencing.

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An observational cross-sectional study was conducted to examine multidimensional frailty and its potential impact on quality of life (QOL) in aging Hispanic people living with HIV (PLWH) and assess the extent to which HIV self-management moderates this association. The sample included 120 Hispanic PLWH aged 50 years and older ( = 59.11; = 7.

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The HIV epidemic disproportionately affects Hispanics in the U.S., with Hispanic women (HW) accounting for 18% of new HIV diagnoses in 2019 despite comprising only 16% of the female population.

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Article Synopsis
  • A secondary analysis of the ACTT-2 trial found that baricitinib significantly reduced secondary infections by 50%.
  • This reduction was observed even after considering various patient characteristics before and after randomization.
  • The results highlight a new benefit of baricitinib and reinforce its safety as a treatment option for COVID-19.
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Among Hispanics, frailty has been extensively studied as a physical syndrome associated with an increased risk for adverse outcomes. Because of additional barriers to accessing care, the impact of frailty may be even more significant for people living with HIV (PLWH). Multidimensional frailty among Hispanic PLWH has not been studied.

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Article Synopsis
  • The study assessed the progression of COVID-19 treatment standards (SOC) and their impact on patient recovery and mortality rates during 2020-2021, using data from the Adaptive COVID-19 Treatment Trial (ACTT).
  • Results indicated that outcomes improved significantly from ACTT-2 to ACTT-3, with notable reductions in mortality and intubation rates, although the improvements from ACTT-1 to ACTT-2 were less pronounced.
  • The analysis also explored various factors that could explain these trends, including changes in SOC, surges in COVID-19 cases, and the emergence of different virus variants, highlighting an increase in the use of dexamethasone in later trials.
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Tuberculosis (TB) is the leading cause of death in human immunodeficiency virus (HIV)-infected people worldwide. Currently there are no studies examining the use of Rifabutin (RBN) and Dolutegravir (DTG) in co-infected persons. This is a case series of 4 co-infected patients receiving both agents who underwent Pharmacokinetic (PK) analysis.

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Background: We sought to explore multinational differences in functional status by global burden of disease (GBD) regions in the REPRIEVE cohort.

Methods: REPRIEVE is a prospective, double-blind, randomized, placebo-controlled, multicenter, phase III primary cardiovascular prevention study of pitavastatin calcium vs placebo among people with human immunodeficiency virus (HIV, PWH) ages 40-75 on antiretroviral therapy (ART). GBD super regions were defined using World Health Organization classifications.

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Background: In 2018, one in six newly diagnosed individuals with HIV in the United States were adults aged 50 years and older, 24% were women, and 60% were Black/African American and Hispanic (42% and 18%, respectively).

Aims: This study aims to examine the factors associated with HIV psychosocial illness impact among Black/African American and Hispanic older women living with HIV.

Method: Guided by the socioecological model, a secondary data analysis design with cross-sectional data that included 138 Black/African American and Hispanic women aged 50 years and older was conducted.

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OBJECTIVE To describe the investigation and control of a rare cluster of Klebsiella pneumoniae carbapenemase-producing Citrobacter freundii in a hospital in southern Florida. METHODS An epidemiologic investigation, review of infection prevention procedures, and molecular studies including whole genome sequencing were conducted. RESULTS An outbreak of K.

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Objectives: To determine the time-dependent effect of antibiotics on the initial acquisition of carbapenem-resistant Acinetobacter baumannii.

Design: Retrospective cohort study.

Setting: Forty-bed trauma ICU in Miami, FL.

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Article Synopsis
  • The study assessed the prevalence and types of sexually transmitted infections (STIs) among HIV-infected patients compared to those without HIV at a Miami clinic.
  • Using medical records from March to May 2012, researchers analyzed data from 175 patients, revealing higher rates of previous STIs in HIV-infected individuals.
  • Results indicated that those with a prior HIV diagnosis were typically older and more likely to have newly acquired STIs, highlighting the need for targeted interventions to address high-risk sexual behaviors in this population.
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Aims: To report on a case of bilateral retrobulbar optic neuritis in a patient with acquired immune deficiency syndrome (AIDS) caused by varicella-zoster virus (VZV); and to review the literature focusing on: cases reported, epidemiology, pathophysiology, diagnosis and treatment.

Presentation Of Case: A 38-year-old woman with AIDS presented with a 10-day history of progressive bilateral visual loss and ocular pain. She had bilateral dilated pupils with no light perception; the fundoscopic examination was normal.

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Context And Objective: Teachers are at great risk of physical and mental stress due to material or psychological difficulties associated with their work. This study aimed to assess the prevalence of common psychiatric symptoms measured on the Self-Reporting Questionnaire (SRQ-20) scale that would suggest a diagnosis of psychiatric disorders among public school teachers in Palmas, Tocantins, Brazil, in 2012.

Design And Setting: Observational cross-sectional study in Palmas, Tocantins, Brazil.

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Chronic diarrhea remains a common condition that affects people infected with human immunodeficiency virus (HIV) despite the widespread use of potent antiretroviral therapy. It is important that providers control this condition, as the persistence of diarrhea affects the quality of life of patients and may contribute to decreased adherence to antiretroviral therapy. Strategies to control diarrhea in patients with HIV infection include switching to a new antiretroviral regimen and/or the use of specific medications to control the diarrhea.

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Objectives: Trichomoniasis (TV) is associated with an increased risk of acquisition of sexually transmitted diseases (STDs) and HIV. The purpose of this study is to evaluate factors associated with incidence TV among female STD clinic attendees in the USA.

Methods: Data were collected from women participating in a randomised controlled trial evaluating brief risk reduction counselling at the time of HIV testing to reduce sexually transmitted infections (STIs) incidence in STD clinics.

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The objective of this pilot study was to explore the knowledge of and preferences regarding effective biomedical interventions among high risk individuals attending a sexually transmitted diseases clinic, and to examine the effect of a brief information intervention on preference. Participants completed a baseline assessment, attended a presentation on human immunodeficiency virus (HIV) prevention methods, and completed a postintervention assessment. Outcome measures included: demographics and sexual risk factors, self-perceived HIV risk, and knowledge and attitudes regarding new biomedical methods of HIV prevention.

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Background: Preexposure prophylaxis (PrEP) is the first biomedical intervention with proven efficacy to reduce HIV acquisition in men who have sex with men (MSM) and transgender women. Little is known about levels of interest and characteristics of individuals who elect to take PrEP in real-world clinical settings.

Methods: The US PrEP Demonstration Project is a prospective open-label cohort study assessing PrEP delivery in municipal sexually transmitted disease clinics in San Francisco and Miami and a community health center in Washington, DC.

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Participants were recruited from a sexually transmitted disease (STD) clinic in Florida and were assessed regarding the knowledge and awareness of non-AIDS conditions associated with HIV infection. Questionnaires were administered before and after a brief information session on non-AIDS conditions associated with HIV infection. Participants included men (n = 46) and women (n = 51).

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The objective of the study was to identify clinical and epidemiological characteristics of patients with infectious syphilis who presented with a high rapid plasma reagin (RPR) titre (≥1: 512) during the year of 2009 at the Miami Dade County Health Department (MDCHD) STD clinic. Potential cases were identified by a search in the electronic database. Among 519 individuals identified with reactive RPR, 190 individuals met criteria for infectious syphilis and 32 of them had at least one RPR titre of ≥1: 512.

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Importance: To increase human immunodeficiency virus (HIV) testing rates, many institutions and jurisdictions have revised policies to make the testing process rapid, simple, and routine. A major issue for testing scale-up efforts is the effectiveness of HIV risk-reduction counseling, which has historically been an integral part of the HIV testing process.

Objective: To assess the effect of brief patient-centered risk-reduction counseling at the time of a rapid HIV test on the subsequent acquisition of sexually transmitted infections (STIs).

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Background: Adverse drug reactions (ADRs) are recognised as a common cause of hospital admissions, and they constitute a significant economic burden for hospitals. Hospital-based ADR monitoring and reporting programmes aim to identify and quantify the risks associated with the use of drugs provided in a hospital setting. This information may be useful for identifying and minimising preventable ADRs and may enhance the ability of prescribers to manage ADRs more effectively.

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The objectives of this study were assessment of the prevalence of male circumcision (MC) among patients attending the Miami-Dade County (MDC) sexually transmitted diseases (STDs) clinic and exploration of attitudes of MC among Hispanic STD clinic attendees. Prevalence of MC was assessed by a review of 500 clinic records. Attitudes toward MC were explored during focus group sessions.

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