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ICRP第145号出版物成人网格参考计算体模 （Adult Mesh-type Reference Computational Phantom）
成人网格 参考计算体模 ICRP 第145号出版物 剂量系数计算
2023/3/9
继2007年建议(第103号出版物)之后，ICRP在第110号出版物(2009年)和第143号出版物(2020年)中发布了用于剂量系数计算的体素参考计算体模(VRCPs)系列。 基于真人CT图像的VRCPs改进了解剖学和剂量学，而不是在2007年建议之前用于剂量系数计算的老式数学(或风式化)体模。然而，这种由体素大小固定的体素组成的体素体模在表示某些解剖结构，特别是那些比体素尺寸更小或更薄的体素体...
Tire-related chemical is largely responsible for adult coho salmon deaths in urban streams（图）
Tire-related chemical coho salmon deaths urban streams
2020/12/11
Every fall, more than half the coho salmon that return to Puget Sound's urban streams die before they can spawn. In some streams, all die. But scientists didn't know why.Now, a U.S. National Scie...
Perfect timing:Making the 'switch' from juvenile to adult（图）
Perfect timing Making switch juvenile adult
2019/10/23
Very little is known about how the onset of puberty is controlled in humans, but an NSF-funded discovery of a new gene in the roundworm C. elegans could be the "missing link" that determines the juven...
More years of childhood education reduce adult heart disease risk（图）
childhood education reduce risk heart disease
2019/10/23
State policies requiring children to attend additional years of school may result in a reduced risk of heart disease and improvements in cardiovascular risk factors in adulthood, according to a study ...
CITY-LEVEL ADULT STROKE PREVALENCE IN RELATION TO REMOTE SENSING DERIVED PM2.5 ADJUSTING FOR UNHEALTHY BEHAVIORS AND MEDICAL RISK FACTORS
PM2.5 stroke remote sensing health effect air pollution
2018/5/14
This research explores the use of PM2.5 gird derived from remote sensing for assessing the effect of long-term exposure to PM2.5 (ambient air pollution of particulate matter with an aerodynamic diamet...
A general audiovisual temporal processing deficit in adult readers with dyslexia
MMN grapheme–phoneme conversions
2017/8/28
Purpose: Because reading is an audiovisual process, reading impairment may reflect an audiovisual processing deficit. The aim of the present study was to test the existence and scope of such a deficit...
Differences in genetic and environmental variation in adult BMI by sex, age, time period, and region: an individual-based pooled analysis of 40 twin cohorts
BMI adults genetics twins international comparisons
2018/11/15
Background: Genes and the environment contribute to variation in adult body mass index [BMI (in kg/m2)], but factors modifying these variance components are poorly understood.
Adult height, dietary patterns, and healthy aging
adult height healthy aging lifestyle dietary pattern fruit and vegetables
2018/11/15
Background: Adult height has shown directionally diverse associations with several age-related disorders, including cardiovascular disease, cancer, decline in cognitive function, and mortality.
The positive impact of general vitamin D food fortification policy on vitamin D status in a representative adult Finnish population: evidence from an 11-y follow-up based on standardized 25-hydroxyvitamin D data
25-hydroxyvitamin D general fortification standardization vitamin D population survey
2018/11/14
Background: A systematic vitamin D fortification of fluid milk products and fat spreads was started in 2003 in Finland to improve vitamin D status.
Combined Exercise Training Improves Glycemic Control in Adult with Cystic Fibrosis
CYSTIC FIBROSIS–RELATED DIABETES TRAINING GLUCOSE TOLERANCE DYSGLYCEMIA
2018/4/24
Purpose Glucose abnormality and diabetes are the most common comorbidities in cystic fibrosis (CF). Combined (aerobic and resistance) exercise program in type 2 patients with diabetes demonstrated an ...
Analytical ingredient content and variability of adult multivitamin/mineral products: national estimates for the Dietary Supplement Ingredient Database
dietary supplement reference material multivitamins sampling plan,
2018/11/13
Background: Multivitamin/mineral products (MVMs) are the dietary supplements most commonly used by US adults. During manufacturing, some ingredients are added in amounts exceeding the label claims to ...
Mother–adult offspring resemblance in dietary intake: a community-based cohort study in Australia
diet food intake nutrients food group mother child family resemblance birth cohort
2018/11/12
Background: It has been widely recognized that parental dietary intake is an important and consistent factor influencing children’s food intake. However, there are conflicting results with regard to t...
Gordon Research Conference on Tissue Niches & Resident Stem Cells in Adult Epithelia
Tissue Niches Resident Stem Cells
2016/7/29
Adult epithelia regenerate during adult life due to the constant activity of stem cell pools. Stem cells maintain tissue homeostasis and repair injury by close communication with their tissue environm...
Short-term supplementation with dietary fructooligosaccharide and dietary mannitol elevated the absorption of calcium and magnesium in adult rats
mannitol FOS Ca
2016/7/6
The effects of dietary fructooligosaccharide (FOS) and dietary mannitol on the absorption of Ca and Mg in a short term feeding trial were studied. Adult Wistar rats were divided into three groups and ...
A New View of Brain Development:Scientists Uncover Striking Differences Between the Adult and Newborn Mouse Brain
Brain Development Scientists Striking Differences Adult Newborn Mouse Brain
2016/7/4
Columbia scientists have found that spikes in the activity of neurons in young mice do not spur corresponding boosts in blood flow — a discovery that stands in stark contrast to the adult mouse brain....