Gustavo Barcelos Barra
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Explore the profile of Gustavo Barcelos Barra including associated specialties, affiliations and a list of published articles.
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34
Citations
550
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Recent Articles
1.
Manzke P, Brandao P, Balieiro T, de Carvalho Bispo D, Osorio M, Barra G
Hum Genome Var
. 2025 Jan;
12(1):1.
PMID: 39762264
Here, we report the case of a 29-year-old male with classic Pelizaeus-Merzbacher disease (PMD) harboring the PLP1 variant NM_000533.5:c.62 C > T, leading to an NP_000524.3:p.(Ala21Val) alteration in the first...
2.
Castro V, Chardin H, Amorim Dos Santos J, Barra G, Castilho G, Souza P, et al.
Front Immunol
. 2023 Nov;
14:1296603.
PMID: 38022522
Since the introduction of efficient anti-SARS-CoV-2 vaccines, the detection of antibodies becomes useful for immunological monitoring and COVID-19 control. Therefore, this longitudinal study aimed to evaluate the detection of SARS-CoV-2...
3.
Miranda I, Valadares L, Barra G, Mesquita P, Bandeira de Santana L, de Castro L, et al.
Front Endocrinol (Lausanne)
. 2023 Mar;
14:1117873.
PMID: 36967793
Objective: Multiple endocrine neoplasia type 1 (MEN1) is an autosomal dominant syndrome characterized by its clinical variability and complexity in diagnosis and treatment. We performed both clinical and molecular descriptions...
4.
Moura A, Assad D, Amorim Dos Santos J, de Toledo I, Barra G, Castilho R, et al.
Crit Rev Oncol Hematol
. 2021 Mar;
160:103284.
PMID: 33675910
A systematic review (SR) and meta-analysis were conducted to determine the prevalence of PI3K-AKT-mTOR signaling pathway mutations in patients with head and neck cancer (HNC). Overall, 105 studies comprising 8630...
5.
Machado B, Barra G, Scherzer N, Massey J, Dos Santos Luz H, Henrique Jacomo R, et al.
Infect Dis Rep
. 2021 Feb;
13(1):96-101.
PMID: 33557147
On 31 December 2019, China informed the World Health Organization they were facing a viral pneumonia epidemic of a new type of Coronavirus. Currently, 10 months later, more than 43,000,000...
6.
Barra G, Rita T, Mesquita P, Jacomo R, Nery L
Genes (Basel)
. 2021 Jan;
12(1).
PMID: 33450867
In February 2020, our laboratory started to offer a RT-qPCR assay for the qualitative detection of severe acute respiratory syndrome coronavirus 2. A few months after the assay was released...
7.
Barra G, Rita T, Mesquita P, Jacomo R, Nery L
Genes (Basel)
. 2020 Oct;
11(10).
PMID: 33053675
WHO declared the novel coronavirus (COVID-19) outbreak a global pandemic on 11 March 2020. The establishment of standardized RT-qPCR protocols for respiratory secretions testing, as well as sharing of specimens,...
8.
Bicudo N, Bicudo E, Costa J, Castro J, Barra G
Braz J Infect Dis
. 2020 Sep;
24(5):452-454.
PMID: 32866435
Many regions of the world where dengue epidemics are seasonal are also facing the COVID-19 pandemic. This is a medical concern because both diseases are difficult to distinguish since they...
9.
Assad D, Cancado Porto Mascarenhas E, Normando A, Chardin H, Barra G, Pratesi R, et al.
Mol Clin Oncol
. 2020 Jul;
13(2):155-161.
PMID: 32714539
The early detection of breast cancer enables the use of less aggressive treatment and increases patient survival. The transmembrane glycoprotein mucin 1, which is also known as cancer antigen 15-3...
10.
Barra G, Rita T, Almeida A, Jacomo R, Nery L
Diagnostics (Basel)
. 2020 Mar;
10(3).
PMID: 32178286
Detection of the Janus Kinase-2 (JAK2) V617F mutation is a diagnostic criterion for myeloproliferative neoplasms, and high levels of mutant alleles are associated with worse outcomes. This mutation is usually...