Zobrazeno 1 - 10
of 34
pro vyhledávání: '"Leo H. Buchanan"'
Publikováno v:
High Altitude Medicine & Biology. 18:37-45
Counter, S. Allen, Leo H. Buchanan, Fernando Ortega, Anthony B. Jacobs, and Göran Laurell. Assessment of the brainstem-mediated stapedius muscle reflex in Andean children living at high altitudes. High Alt Med Biol. 18:37-45, 2017.-This study examin
Publikováno v:
Journal of Toxicology and Environmental Health, Part A. 78:778-787
Lead (Pb) exposure in infants and children remains an international health concern. Blood lead (PbB) levels of a cohort of 130 Ecuadorian infants and young children aged 0.33 to 5.8 yr were compared to values reported for similar age groups in Africa
Publikováno v:
High altitude medicinebiology. 18(2)
Counter, S. Allen, Leo H. Buchanan, Fernando Ortega, Anthony B. Jacobs, and Göran Laurell. Middle ear function and pathophysiology in Andean children living at high altitudes. High Alt Med Biol. 18:163-170, 2017.-The extent of altitude-related middl
Autor:
S. Allen Counter, Fernando Ortega, Angelica Maria Coronel Parra, Leo H. Buchanan, Anthony B. Jacobs, Maria Angela Collaguaso
Publikováno v:
Journal of Toxicology and Environmental Health, Part A. 76:1111-1120
The purpose of this study was to investigate current blood lead (PbB) and zinc protoporphyrin (ZPP) levels in adults presently living in environmentally Pb-contaminated Andean communities, and to compare the findings with the PbB and ZPP levels of Pb
Publikováno v:
Acta Oto-Laryngologica. 132:51-63
The results suggested mercury (Hg)-induced anomalies in the brainstem-mediated acoustic stapedius muscle reflex in children.Hg exposure has been associated with hearing impairment and brainstem anomalies. Acoustic stapedius reflex (ASR) thresholds, g
Publikováno v:
Journal of Toxicology and Environmental Health, Part A. 74:1280-1293
Studies relating sensory hearing impairment to lead (Pb) exposure in children have presented inconsistent results. The objective of this study was to measure distortion product otoacoustic emissions (DPOAE), sounds emanating from the outer hair cells
Publikováno v:
Journal of the Neurological Sciences. 306:29-37
The purpose of this study was to investigate the neurological integrity and physiological status of the auditory brainstem tracts and nuclei in children with chronic lead (Pb) exposure using non-invasive acoustic stapedius reflex (ASR) measurements o
Publikováno v:
Clinical Biochemistry. 41:41-47
Objectives: To investigate the relationship between blood lead (PbB), zinc protoporphyrin (ZPP) levels and performance on a test of auditory memory in Andean children and adolescents with chronic lead (Pb) exposure. Design and methods: PbB and ZPP le
Publikováno v:
International Journal of Occupational and Environmental Health. 11:132-137
This field study investigated mercury (Hg) levels in urine and hair of Andean children of indigenous Saraguro and Metizo gold miners in the Nambija, Ecuador gold mining settlement. Spot samples of urine and hair samples were collected concurrently fr
Publikováno v:
Journal of Occupational and Environmental Medicine. 47:306-312
The level of lead (Pb) exposure necessary to induce intellectual impairment has not been firmly established. Some studies using conventional language-based intelligence tests have reported that pediatric blood lead (PbB) levels lower than 10 microg/d