Results 51 to 60 of about 4,115 (178)

The Poisson CUSUM Chart for Monitoring Small Counts: Addressing the Estimation Uncertainty

open access: yesBiometrical Journal, Volume 68, Issue 2, April 2026.
ABSTRACT This study addresses the impact of estimating in‐control parameters on the performance of the Poisson cumulative sum (CUSUM) chart in detecting an increase in the mean when the counts are small. To reduce false signals induced by estimation uncertainty, recommendations prescribe impractically large sample sizes or propose methods that widen ...
Stan Heidema   +3 more
wiley   +1 more source

“Where we put little fish in the water there are no mosquitoes:” a cross-sectional study on biological control of the Aedes aegypti vector in 90 coastal-region communities of Guerrero, Mexico

open access: yesBMC Public Health, 2017
Background In the Mexican state of Guerrero, some households place fish in water storage containers to prevent the development of mosquito larvae. Studies have shown that larvivorous fish reduce larva count in household water containers, but there is a ...
Arcadio Morales-Pérez   +12 more
doaj   +1 more source

Diversity of Cryptosporidium spp. in wild rodents from the Canary Islands, Spain

open access: yesParasites & Vectors, 2020
Background Cryptosporidium spp. are worldwide protozoan parasites which include species that can lead to cryptosporidiosis in humans. Different animal species can serve as reservoirs and sources of dissemination of the disease, such as rodent species due
Katherine García-Livia   +2 more
doaj   +1 more source

A Fluorogenic Biosensor for Direct Detection of Vibrio vulnificus, a Climate Change Biomarker

open access: yesMicrobiologyOpen, Volume 15, Issue 2, April 2026.
Nanoporous anodic alumina (S2) loaded with rhodamine B and capped with a specific oligonucleotide probe (O1) for the vvhA gene. In the presence of V. vulnificus genomic DNA, probe displacement opens the pores and releases the dye, generating a measurable fluorescent signal.
M. Nieves Aranda   +8 more
wiley   +1 more source

Presencia de Aedes (Stegomyia) aegypti (Linnaeus, 1762) y su infección natural con el virus del dengue en alturas no registradas para Colombia

open access: yesBiomédica: revista del Instituto Nacional de Salud, 2016
Introducción. Aedes aegypti es el principal vector de fiebre amarilla urbana, dengue, chikungunya y zika. Se ha demostrado que la distribución biogeográfica de esta especie se ha expandido debido al calentamiento global y a factores socioeconómicos y ...
Freddy Ruiz-López   +6 more
doaj   +1 more source

Cuba's Three Autocratic Transitions: From Revolutionary Regime to (Post)Totalitarianism and New Authoritarianism?

open access: yesBulletin of Latin American Research, Volume 45, Issue 2, April 2026.
ABSTRACT Cuba is the oldest and most consolidated autocracy in the Americas. Its Revolution in 1959, the charisma of Fidel Castro, the single‐party system and the US embargo have made the island an exceptional case. However, recent developments such as popular protests, limited reforms, emigration or socio‐economic decline are bringing about some ...
Armando Chaguaceda, Susanne Gratius
wiley   +1 more source

Prevalence of osteoporosis in chronic diseases: an umbrella review of 283 observational studies from 13 systematic reviews

open access: yesBMC Rheumatology
Introduction Osteoporosis is a disease characterized by decreased bone mineral density and deterioration of bone microarchitecture, which increases fracture risk.
Víctor Juan Vera-Ponce   +8 more
doaj   +1 more source

Psychological and Clinical Factors Mediate Post‐COVID‐19 Irritable Bowel Syndrome

open access: yesNeurogastroenterology &Motility, Volume 38, Issue 4, April 2026.
ABSTRACT Background Exposure to COVID‐19 has been shown previously to be associated with a higher risk for irritable bowel syndrome (IBS). This study aimed to better explain this relationship using mediation analysis. Methods This post hoc analysis of a multicenter cohort study includes 623 patients with and without COVID‐19 infection. All participants
Keren Hod   +68 more
wiley   +1 more source

Genetic diversity and population structure of Anopheles triannulatus s. l. in the department of Córdoba, Colombia, using DNA barcoding

open access: yesBiomédica: revista del Instituto Nacional de Salud, 2018
Introduction: Anopheles triannulatus is not incriminated as a vector of malaria transmission in Colombia despite recent reports of infection with Plasmodium spp. in populations related to the northwestern and southeastern lineages.
María Atencia   +2 more
doaj   +1 more source

Caracterización clínica del dengue y variables predictoras de gravedad en pacientes pediátricos en un hospital de segundo nivel en Chilpancingo, Guerrero, México: serie de casos

open access: yesBoletín Médico del Hospital Infantil de México, 2016
Introducción: El dengue sigue en incremento a nivel mundial y actualmente la mayor incidencia de primera infección ocurre en población pediátrica. El dengue grave es potencialmente letal en menores de edad.
Víctor Manuel Alvarado-Castro   +7 more
doaj   +1 more source

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