Results 131 to 140 of about 7,030,466 (291)

An analysis of penetration and ricochet phenomena in oblique hypervelocity impact [PDF]

open access: yes
An experimental investigation of phenomena associated with the oblique hypervelocity impact of spherical projectiles on multisheet aluminum structures is described.
Horn, Jennifer R.   +2 more
core   +1 more source

In vitro properties of patient serum predict clinical outcome after high dose rate brachytherapy of hepatocellular carcinoma

open access: yesMolecular Oncology, EarlyView.
Following high dose rate brachytherapy (HDR‐BT) for hepatocellular carcinoma (HCC), patients were classified as responders and nonresponders. Post‐therapy serum induced increased BrdU incorporation and Cyclin E expression of Huh7 and HepG2 cells in nonresponders, but decreased levels in responders.
Lukas Salvermoser   +14 more
wiley   +1 more source

Impact of heat treatment on size, structure, and bioactivity of elemental selenium nanoparticles

open access: yesInternational Journal of Nanomedicine, 2012
Jinsong Zhang1, Ethan W Taylor2, Xiaochun Wan1, Dungeng Peng31School of Tea and Food Science, Anhui Agricultural University, Anhui, People's Republic of China; 2Department of Nanoscience, Joint School of Nanoscience and Nanoengineering ...
Wan X, Taylor EW, Zhang J, Peng D
doaj  

Al Umchaimin depression, Western Iraq: An impact structure? [PDF]

open access: yes
Al Umchaimin, in Arabic 'hiding place' or 'place of ambush', is located at latitude 32 degrees 35.5 N and longitude 39 degrees 25 E. The nearly circular depression averages 2.75 km in diameter and is 33-42 m deep.
Underwood, James R., Jr.
core   +1 more source

Adaptaquin is selectively toxic to glioma stem cells through disruption of iron and cholesterol metabolism

open access: yesMolecular Oncology, EarlyView.
Adaptaquin selectively kills glioma stem cells while sparing differentiated brain cells. Transcriptomic and proteomic analyses show Adaptaquin disrupts iron and cholesterol homeostasis, with iron chelation amplifying cytotoxicity via cholesterol depletion, mitochondrial dysfunction, and elevated reactive oxygen species.
Adrien M. Vaquié   +16 more
wiley   +1 more source

The impact of obesity on cardiovascular structure and function: the fetal programming era

open access: yesPediatric Health, Medicine and Therapeutics, 2012
Julie St-Pierre1, Luigi Bouchard2,3, Paul Poirier41Department of Pediatrics, Chicoutimi Hospital, Saguenay, QC, Canada; 2Department of Biochemistry, Université de Sherbrooke, Sherbrooke, QC, Canada; 3ECOGENE-21 and Lipid Clinic, Chicoutimi ...
St-Pierre J, Bouchard L, Poirier P
doaj  

Bohemian circular structure, Czechoslovakia: Search for the impact evidence [PDF]

open access: yes
Test of the impact hypothesis for the origin of the circular, 260-km-diameter structure of the Bohemian Massif led to the discovery of glasses and breccias in the Upper Proterozoic sequence that can be compared to autogeneous breccias of larger craters ...
Rajlich, Petr
core   +1 more source

Assessment of tillage systems in organic farming: influence of soil structure on microbial biomass. First results [PDF]

open access: yes, 2007
Soil tillage modifies environmental conditions of soil microorganisms and their ability to release nitrogen. We compare the influence of reduced tillage (RT) and mouldboard ploughing (MP) on the soil microbial functioning in organic farming.
Chaussod, Rémi   +3 more
core  

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