Results 51 to 60 of about 2,948,588 (299)

Leukemia and Exposure to Potential Benzene Sources in Children From the Mexico City Metropolitan Area, 2010–2021: A Geospatial Analysis

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Leukemia is the most common childhood cancer in Mexico, and acute lymphoblastic leukemia (ALL) is the most frequent subtype. Exposure to high concentrations of benzene has been associated with ALL incidence, particularly in urban areas. This study evaluated the relationship between distance to benzene emission sources and the number
Orlando Rivera Zurita   +5 more
wiley   +1 more source

ДИАГНОСТИКА ОСОБЕННОСТЕЙ РОСТА ПРИСПЕВАЮЩЕГО ДРЕВОСТОЯ СОСНЫ ОБЫКНОВЕННОЙ ИЗ ЩЕЛКОВСКОГО УЧЕБНО-ОПЫТНОГО ЛЕСХОЗА ПО ДАННЫМ АНАЛИЗА ГОДИЧНЫХ КОЛЕЦ

open access: yesCifra: Биологические науки
Проведены дендроклиматические исследования в приспевающем хозяйственно ценном древостое сосны обыкновенной из кисличного типа леса на территории Щелковского учебно-опытного лесхоза.
Котов А.С.   +5 more
doaj   +1 more source

Identification of anatomically non-distinct annual rings in tropical trees using stable isotopes

open access: yesTrees, 2011
Annual rings are generally not anatomically distinct in trees growing in the humid tropics. The possibility to use radial variation in stable isotopes (δ18O and δ13C) for the identification of annual rings in these trees was investigated in two species ...
T. Pons, G. Helle
semanticscholar   +1 more source

Incidence and Severity of Carboplatin‐Associated Hearing Loss in Children With Cancer Assessed by the SIOP Boston 2012 Ototoxicity Criteria

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Platinum‐based chemotherapy is known to cause severe and debilitating hearing loss, but unlike cisplatin, the true incidence of carboplatin‐induced hearing loss remains unclear. We evaluated functional hearing outcomes in children receiving carboplatin to determine the incidence and severity of ototoxicity. Procedure We identified a
Aniket Chawla   +6 more
wiley   +1 more source

Re‐Irradiation in Pediatric Diffuse Midline Glioma: A Multi‐Institutional Retrospective Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Children with recurrent diffuse midline gliomas (DMGs) have limited therapeutic options at recurrence. Re‐irradiation (RT2) may be used at progression, but with uncertainty about the benefit. Methods We conducted a multi‐institutional retrospective study of children aged < 18 with DMG treated at three centers (Toronto, Canada ...
Ajay Thomas Alex   +13 more
wiley   +1 more source

A Laser Photoacoustic Analysis of Residual CO2 and H2O in Larch Stems

open access: yesBiosensors, 2014
Every so often, the results obtained from investigations into the effects of varying environmental conditions on the tree growth rate at the same sites and on the change in the carbon balance in plants, using traditional methods, are found to differ ...
Boris Ageev   +3 more
doaj   +1 more source

A Microcomputer-Based Annual Ring Measurement System

open access: yesThe Forestry Chronicle, 1983
This paper describes the interfacing and programming of a Radio Shack TRS-80 Model III microcomputer and the DIGI-MlC, one of the newest automated annual ring measurement systems to come on the market since introduction of the ADDO-X. The combined equipment allows rapid and straightforward measurement, storage, reviewing, editing and analysis of ...
G. A. Jordan, R. H. Ballance
openaire   +1 more source

T2* Magnetic Resonance Imaging Uncovers Hemosiderin Burden in Pediatric Hemophilia: A Call for Sensitive Imaging Biomarkers

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Hemophilic arthropathy remains the leading morbidity in hemophilia despite modern prophylaxis, and early joint damage may be missed by routine exams. This study explored T2* MRI as a noninvasive biomarker of hemosiderin deposition in pediatric hemophilia.
Jessica Garcia   +6 more
wiley   +1 more source

LONGITUDINAL VARIATION IN THE THICKNESS OF THE ANNUAL RING

open access: yesThe Forestry Chronicle, 1961
Foresters have often concentrated their attention on characteristics of trees which had an immediate practical application and have neglected fundamental features. Diameter growth is a good example. Usually it has been measured at one position on the bole at 5- or 10-year intervals.
openaire   +1 more source

The Relationship Between Physical Activity and Left Ventricular Remodeling in Childhood Cancer Survivors Treated With Anthracyclines: A Cross‐Sectional Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Anthracycline‐related cardiac remodeling precedes heart failure in childhood cancer survivors. The objectives of this study were to determine the relationships between patient‐specific factors, moderate‐to‐vigorous physical activity (MVPA), and cardiac remodeling.
Hari K. Narayan   +15 more
wiley   +1 more source

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