Results 31 to 40 of about 2,256,279 (307)

The current levels of 137Cs in foodstuffs of wild origin according to the results of the radiation-hygienic survey of the Bryansk region settlements

open access: yesРадиационная гигиена
Introduction: In natural ecosystems included in food chains with humans as the final link, high levels of 137Cs were observed in the long-term period after the Chernobyl accident.
I. K. Romanovich   +6 more
doaj   +1 more source

Microplastics in the Lung Tissues Associated with Blood Test Index

open access: yesToxics, 2023
Microplastics (MPs) have received a lot of attention and have been detected in multiple environmental matrices as a new environmental hazard, but studies on human internal exposure to MPs are limited.
Shuguang Wang   +13 more
doaj   +1 more source

Impact of Wetting–Drying Cycles on the Mechanical Properties and Microstructure of Wood Waste–Gypsum Composites [PDF]

open access: yes, 2019
Large amounts of wood waste are generated each year in the world. In an attempt to identify a good recovery option for those residues, wood waste from construction and demolition works were used as raw materials in gypsum plasters.
Morales Conde, María Jesús   +3 more
core   +1 more source

Upacicalcet: A Novel Intravenous Calcimimetic Agent for Patients Undergoing Hemodialysis With Secondary Hyperparathyroidism

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Secondary hyperparathyroidism (SHPT) is a common complication in patients receiving maintenance dialysis, driven by calcium and phosphate metabolism disturbances. Calcimimetics are central to the management of SHPT by enhancing calcium‐sensing receptor sensitivity and reducing parathyroid hormone secretion.
Fumihiko Koiwa   +3 more
wiley   +1 more source

Coverage of exposed hardware after lower leg fractures with free flaps or pedicled flaps [PDF]

open access: yes, 2015
. – OBJECTIVE: The placement of osteosynthetic materials in the leg may be complicated by hardware exposure. Successful soft tissue reconstruction often provides a critical means for limb salvage in patients with hardware exposure in the leg.
Cigna, Emanuele   +5 more
core  

The effect of elevated temperature exposure on the fracture toughness of solid wood and structural wood composites [PDF]

open access: yes, 2004
This is the author's peer-reviewed final manuscript, as accepted by the publisher. The published article is copyrighted by Springer and can be found at: http://www.springer.com/life+sciences/forestry/journal/226.Fracture toughness of wood and wood ...
H.G. Direen   +4 more
core   +4 more sources

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

Is received dose from ingested soil independent of soil PAH concentrations?-Animal model results [PDF]

open access: yes, 2016
Polycyclic aromatic hydrocarbon (PAH) bioavailability from ingested soils will vary between soils; however, the nature of this variation is not well characterized. A juvenile swine model was used to link external exposure to internal benzo[a]pyrene (BaP)
Bouchard   +34 more
core   +2 more sources

The role and implications of mammalian cellular circadian entrainment

open access: yesFEBS Letters, EarlyView.
At their most fundamental level, mammalian circadian rhythms occur inside every individual cell. To tell the correct time, cells must align (or ‘entrain’) their circadian rhythm to the external environment. In this review, we highlight how cells entrain to the major circadian cues of light, feeding and temperature, and the implications this has for our
Priya Crosby
wiley   +1 more source

The average accumulated effective doses (1986-2016) for the population of the settlements of the Russian Federation attributed to the zones of radioactive contamination according to the Russian Federation government resolution «on the approval of the ...

open access: yesРадиационная гигиена, 2017
The Chernobyl accident in 1986 being one of the most large-scale radiation accidents in the world led to radioactive contamination of large areas in the European part of the Russian Federation and at the neighboring countries.
G. Ya. Bruk   +13 more
doaj   +1 more source

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