Results 41 to 50 of about 2,222,994 (259)

Genetic polymorphism and phenotypic resistance of Mycobacterium tuberculosis to ofloxacin and moxifloxacin

open access: yesТуберкулез и болезни лёгких, 2020
The objective: to study the phenotypic sensitivity of Mycobacterium tuberculosis (MTB) to fluoroquinolones, ofloxacin and moxifloxacin and correlate it with MTB genome mutations associated with resistance to fluoroquinolones to determine the possibility ...
D. V. Vаkhrushevа   +5 more
doaj   +1 more source

Mutations, inflammation and phenotype of myeloproliferative neoplasms

open access: yesFrontiers in Oncology, 2023
Knowledge on the myeloproliferative neoplasms (MPNs) – polycythemia vera (PV), essential thrombocythemia (ET), primary myelofibrosis (PMF) – has accumulated since the discovery of the JAK/STAT-activating mutations associated with MPNs: JAK2V617F ...
Sylvie Hermouet, Sylvie Hermouet
doaj   +1 more source

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

Cigarette smoking and K-ras mutations in pancreas, lung and colorectal adenocarcinomas: etiopathogenic similarities, differences and paradoxes.

open access: yes, 2009
Surprisingly different frequencies and patterns of K-ras mutations are observed in human adenocarcinomas of the pancreas, colorectum and lung. Their respective relationships with smoking are apparently paradoxical. We evaluated all the available types of
Real, F.X.   +15 more
core   +1 more source

High Drug Resistance Levels Compromise the Control of HIV Infection in Pediatric and Adult Populations in Bata, Equatorial Guinea

open access: yesViruses, 2022
A lack of HIV viral load (VL) and HIV drug resistance (HIVDR) monitoring in sub-Saharan Africa has led to an uncontrolled circulation of HIV-strains with drug resistance mutations (DRM), compromising antiretroviral therapy (ART). This study updates HIVDR
Ana Rodríguez-Galet   +9 more
doaj   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

The association of HBV core promoter double mutations (A1762T and G1764A) with viral load differs between HBeAg positive and anti-HBe positive individuals: A longitudinal analysis [PDF]

open access: yes, 2009
Background/Aims: Although there have been a few reports regarding the effect of basal core promoter (BCP) double mutations (A1762T and G1764A) on hepatitis B viral loads, the association remains uncertain.
Fang, Kong-Xiong   +17 more
core   +1 more source

The Role of Epigenetic Modifier Mutations in Peripheral T-Cell Lymphomas

open access: yesCurrent Issues in Molecular Biology, 2023
Peripheral T-cell lymphomas (PTCLs) are a group of diseases with a low incidence, high degree of heterogeneity, and a dismal prognosis in most cases. Because of the low incidence of these diseases, there have been few therapeutic novelties developed over
Adrian-Bogdan Tigu, Anamaria Bancos
doaj   +1 more source

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

Congenital hypogonadotropic hypogonadism due to GnRH receptor mutations in three brothers reveal sites affecting conformation and coupling [PDF]

open access: yes, 2012
Congenital hypogonadotropic hypogonadism (CHH) is characterized by low gonadotropins and failure to progress normally through puberty. Mutations in the gene encoding the GnRH receptor (GNRHR1) result in CHH when present as compound heterozygous or ...
Newton, Claire   +23 more
core   +2 more sources

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