Results 31 to 40 of about 159,179 (308)

One Year of COVID-19 in Pregnancy: A National Wide Collaborative Study

open access: yesActa Médica Portuguesa, 2022
Introduction: Even though the risk of COVID-19 in pregnancy may be increased, large-scale studies are needed to better understand the impact of the infection in this population.
Nadia Borges Charepe   +27 more
doaj   +1 more source

Predictions of the emergence of vaccine-resistant hepatitis B in The Gambia using a mathematical model [PDF]

open access: yes, 2000
Vaccine escape variants of hepatitis B virus (HBV) have been identified world-wide. A mathematical model of HBV transmission is used to investigate the potential pattern of emergence of such variants.
Carman, W. (William)   +2 more
core   +2 more sources

Clinical and epidemiological profile of vertical transmission of syphilis in a referral hospital in the state of Alagoas

open access: yesInternational Seven Journal of Health Research, 2023
Introduction: Syphilis is an infectious disease caused by the bacterium Treponema pallidum that is transmitted by sexual contact or vertical transmIntroduction: Syphilis is an infectious disease caused by the bacterium Treponema pallidum that is ...
Maria Verônica Alves da Silva   +7 more
semanticscholar   +1 more source

Verified and potential pathogens of predatory mites (Acari: Phytoseiidae) [PDF]

open access: yes, 2008
Several species of phytoseiid mites (Acari: Phytoseiidae), including species of the genera Amblyseius, Galendromus, Metaseiulus, Neoseiulus, Phytoseiulus and Typhlodromus, are currently reared for biological control of various crop pests and/or as model ...
A Janssen   +89 more
core   +2 more sources

Effects of Vertical Transmission of Respiratory Viruses to the Offspring

open access: yesFrontiers in Immunology, 2022
Overt and subclinical maternal infections in pregnancy can have multiple and significant pathological consequences for the developing fetus, leading to acute perinatal complications and/or chronic disease throughout postnatal life.
S. Manti   +5 more
semanticscholar   +1 more source

CARACTERIZACIÓN EPIDEMIOLÓGICA Y CLÍNICA EN MENORES DE 13 AÑOS QUE VIVEN CON VIH EN COLOMBIA. 2018: UN ESTUDIO DE CORTE TRANSVERSAL

open access: yesInfectio, 2020
Objective: To describe the epidemiological and clinical characteristics of children living with HIV / AIDS in Colombia. Methods: Retrospective observational study of analytical cross section, carried out in children under 13 years of age living with HIV
Julieth Carolina Castillo
doaj   +1 more source

Natural Infection and Vertical Transmission of Zika Virus in Sylvatic Mosquitoes Aedes albopictus and Haemagogus leucocelaenus from Rio de Janeiro, Brazil

open access: yesTropical Medicine and Infectious Disease, 2021
Zika virus (ZIKV) was recently introduced into the Western Hemisphere, where it is suspected to be transmitted mainly by Aedes aegypti in urban environments.
J. Alencar   +7 more
semanticscholar   +1 more source

Persistence of pathogens with short infectious periods in seasonal tick populations: the relative importance of three transmission routes. [PDF]

open access: yesPLoS ONE, 2010
The flaviviruses causing tick-borne encephalitis (TBE) persist at low but consistent levels in tick populations, despite short infectious periods in their mammalian hosts and transmission periods constrained by distinctly seasonal tick life cycles.
Etsuko Nonaka   +2 more
doaj   +1 more source

Integrating serological and genetic data to quantify cross-species transmission: brucellosis as a case study [PDF]

open access: yes, 2016
Epidemiological data are often fragmented, partial, and/or ambiguous and unable to yield the desired level of understanding of infectious disease dynamics to adequately inform control measures.
Buza, Joram J.   +8 more
core   +2 more sources

Association of Hemoglobin Electrophoretic Phenotype with Human Parvovirus B19 infection among Pregnant Women attending Abuja Tertiary Hospital, Nigeria

open access: yesMedical Laboratory Journal, 2020
Background and Objectives: Human parvovirus B19 (B19V) is a widespread virus with various manifestations depending on the immunologic and hematologic status of the host.
Idris Nasir Abdullahi   +9 more
doaj  

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