GHTM

Global Health and Tropical Medicine

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Home / Archives for 2019

Prevalence and genotyping of Pneumocystis jirovecii in renal transplant recipients—preliminary report

  • Authors: Szydłowicz M, Jakuszko K, Szymczak A, Piesiak P, Kowal A, Kopacz Z, Wesolowska M, Lobo ML, Matos O, Hendrich AB, Kicia M
  • Publication Year: 2019
  • Journal: Parasitology Research
  • Link: https://www.ncbi.nlm.nih.gov/pubmed/30392033

Pneumocystis jirovecii is an opportunistic fungus occurring in human lungs. The group at highest risk consists of HIV-infected and non-HIV-infected immunosuppressed individuals. In these patients, P. jirovecii infection may lead to Pneumocystis pneumonia; it may, however, persist also in an asymptomatic form. This study aimed to determine the prevalence of P. jirovecii and potential risk […]
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The effect of primary drug resistance on CD4 cell decline and the viral load set-point in HIV-positive individuals before the start of antiretroviral therapy

  • Authors: Schultze A, Torti C, Cozzi-Lepri A, Vandamme AM, Zazzi M, Sambatakou H, De Luca A, Geretti AM, Sönnerborg A, Ruiz L, Monno L, Di Giambenedetto S, Gori A, Lapadula G
  • Publication Year: 2019
  • Journal: AIDS
  • Link: https://www.ncbi.nlm.nih.gov/pubmed/30325769

OBJECTIVE: To evaluate the effect of primary resistance and selected polymorphic amino-acid substitutions in HIV reverse transcriptase and protease on the CD4 cell count and viral load set point before the start of antiretroviral treatment. DESIGN: Prospective cohort study. METHODS: A total of 6180 individuals with a resistance test prior to starting antiretroviral treatment accessing […]
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Antimicrobial resistance and molecular characteristics of Neisseria gonorrhoeae isolates from men who have sex with men

  • Authors: Calado J, Castro R, Lopes A, Campos MJ, Rocha M, Pereira F
  • Publication Year: 2019
  • Journal: International Journal of Infectious Diseases
  • Link: https://www.researchgate.net/publication/328766979_Antimicrobial_resistance_and_molecular_characteristics_of_Neisseria_gonorrhoeae_isolates_from_MSM

Objectives: To analyze the susceptibility of Neisseria gonorrhoeae isolates to penicillin (Pen), cefixime (Cfm), ceftriaxone (Cro), tetracycline (Tet), ciprofloxacin (Cip), azithromycin (Azm) and spectinomycin (Spt). To verify the presence of Mutations in resistant genes. Methods: Antibiotic susceptibility testing was carried out by Etest method in 30 N. gonorrhoeae isolates collected from MSM population. PCR and […]
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Time delay and associated mortality from negative smear to positive Xpert MTB/RIF test among TB/HIV patients: a retrospective study

  • Authors: Colove E, Fronteira I, Lisboa M, Nhamonga M, Oliveira Martins MR
  • Publication Year: 2019
  • Journal: BMC Infectious Diseases
  • Link: https://bmcinfectdis.biomedcentral.com/articles/10.1186/s12879-018-3656-x

Background The GeneXpert MTB/RIF Assay (Xpert®) is known to be a feasible, effective and a hopeful tool for rapid tuberculosis (TB) diagnosis and treatment. However, little is known about the time delay caused by initial negative sputum smear microscopy (NSSM), but consecutive positive Xpert TB test (PXTBt) and its association with TB mortality in resource-constrained […]
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Strategic Vision on the Chain of Decision in Modern Competitive Scenarios: A Case Study in Material Planning in a Public Company

  • Authors: da Costa JCS, De Magalhães JL, de Oliveira DA, Hartz Z
  • Publication Year: 2019
  • Journal: IGI Global
  • Link: https://www.igi-global.com/chapter/strategic-vision-on-the-chain-of-decision-in-modern-competitive-scenarios/219520

Organizations, to achieve their strategic targets, are frequently making decisions facing modern competitive scenarios. The increment of the transparency requirements in the transactions executed is one of the factors that explain the interest in the process modeling, since it can act as a control instrument because it allows one to constantly review the base of […]
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About GHTM

GHTM is a R&D Unit that brings together researchers with a track record in Tropical Medicine and International & Global Health. It aims at strengthening Portugal's role as a leading partner in the development and implementation of a global health research agenda. Our evidence-based interventions contribute to the promotion of equity in health and to improve the health of populations.

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Funding

UID/04413/2025 - DOI: 10.54499/UID/04413/2025

UID/PRR/04413/2025 - DOI: 10.54499/UID/PRR/04413/2025

UID/PRR2/04413/2025 - DOI: 10.54499/UID/PRR2/04413/2025

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  • Universidade Nova de Lisboa
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    UIDB/04413/2020
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