Results 131 to 140 of about 499,302 (317)

"México, México, Ra, Ra, Ra"

open access: yes, 1978
"Galán, Diego, 1946-" también ha firmado sus artículos como "Valle, Ramón"
openaire   +1 more source

Involvement of Ras/Raf-1/Erk Actions in the Magnolol-Induced Upregulation of P21 and Cell-Cycle Arrest in Colon Cancer Cells

open access: yes, 2008
Previously, we showed that magnolol induces cell-cycle arrest in cultured colon and liver cancer cells through an upregulation of the p21 protein [ 1].
Hsu, Yi-Fan; Lee, Tong-Sheng; Lin, Shyr-Yi; Hsu, Sung-Po; Juan, Shu-Hui; Hsu, Yuan-Hsun; Zhong, Wen-Bin; Lee, Wen-Sen   +1 more
core  

Resolving the Structural Duality of Graphene Grain Boundaries

open access: yesAdvanced Materials, EarlyView.
Cantilever ncAFM resolves the atomic structure of grain boundaries in graphene, revealing coexisting stable and metastable types. Both contain pentagon/heptagon defects, but metastable GBs show irregular geometries. Modeling shows metastable GBs form under compression, exhibiting vertical corrugation, while stable GBs are flat.
Haojie Guo   +11 more
wiley   +1 more source

A Drosophila chemical screen reveals synergistic effect of MEK and DGKα inhibition in Ras-driven cancer

open access: yesDisease Models & Mechanisms, 2023
John E. La Marca   +6 more
doaj   +1 more source

Biological production of CLA and investigation of anticarcinogenic activity [PDF]

open access: yes, 2003
This study investigated a potential mechanism of action underlying the anticancer activity of conjugated lmoleic acid (CLA), referring to a mixture of positional and geometric conjugated isomers of lmoleic acid Ras, an oncogene necessary for normal cell ...
McGrath, Emma
core  

Mesoporous Silica Nanoparticles in Biomedicine: Advances and Prospects

open access: yesAdvanced Materials, EarlyView.
Mesoporous silica nanoparticles offer unique properties like high surface area, tunable pores, and functionalization. They excel in drug delivery, tissue engineering, and stimuli‐responsive therapies, enabling targeted and controlled treatments. With roles in cancer therapy and diagnostics, their clinical translation requires addressing challenges in ...
Miguel Manzano, María Vallet‐Regí
wiley   +1 more source

Concentration of the Total Hemolymph Protein of the Australian Red-clawed Crayfish (Cherax quadricarinatus, Von Martens 1868) Grown in Artificial Conditions [PDF]

open access: yesJournal of Stress Physiology & Biochemistry
Aim. The concentration of total protein in the hemolymph of the Australian red-clawed crayfish Cherax quadricarinatus, Von Martens 1868, contained in artificial conditions in closed water supply installations and an aquarium complex, was studied ...
Denis N. Skafar   +4 more
doaj  

Opportunities of Semiconducting Oxide Nanostructures as Advanced Luminescent Materials in Photonics

open access: yesAdvanced Materials, EarlyView.
The review discusses the challenges of wide and ultrawide bandgap semiconducting oxides as a suitable material platform for photonics. They offer great versatility in terms of tuning microstructure, native defects, doping, anisotropy, and micro‐ and nano‐structuring. The review focuses on their light emission, light‐confinement in optical cavities, and
Ana Cremades   +7 more
wiley   +1 more source

Self‐Assembled Inorganic Nanomembrane Tubes: Rolled‐Up Piezoelectrics for Microacoustic Wave‐Based Actuators and Sensors

open access: yesAdvanced Materials, EarlyView.
This study demonstrates a self‐assembly process to generate free‐standing piezoelectric nanomembranes, forming ultracompact microtubular acoustic wave sensors and actuators. The miniaturized 3D piezoelectric platform reported in this work can be applied in telecommunication, energy harvesting, and acoustofluidics. Moreover, the 3D self‐assembly can add
Raphaël C. L‐M. Doineau   +9 more
wiley   +1 more source

Effect of shiitake (Lentinula edodes) mushroom extract on the growth and resistance of the Russian sturgeon (Acipenser gueldenstaedtii Brandt, 1856) juveniles

open access: yesRibogospodarsʹka Nauka Ukraïni
Purpose. The aim of this study was to assess the effect of a preparation of shiitake (Lentinula edodes) mushroom on the early stages of development of Russian sturgeon in terms of growth rate, survival and activity of enzymes that play an important role ...
Yu. Zabytivskyi   +3 more
doaj   +1 more source

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