Results 31 to 40 of about 408,550 (305)

Constraining the Milky Way Dark Matter Density Profile with Gamma-Rays with Fermi-LAT [PDF]

open access: yes, 2012
We study the abilities of the Fermi-LAT instrument on board of the Fermi mission to simultaneously constrain the Milky Way dark matter density profile and some dark matter particle properties, as annihilation cross section, mass and branching ratio into ...
Bernal, Nicolas, Palomares-Ruiz, Sergio
core   +1 more source

Real‐time assay of ribonucleotide reductase activity with a fluorescent RNA aptamer

open access: yesFEBS Letters, EarlyView.
Ribonucleotide reductases (RNR) synthesize DNA building blocks de novo, making them crucial in DNA replication and drug targeting. FLARE introduces the first single‐tube real‐time coupled RNR assay, which enables isothermal tracking of RNR activity at nanomolar enzyme levels and allows the reconstruction of allosteric regulatory patterns and rapid ...
Jacopo De Capitani   +4 more
wiley   +1 more source

Some physical and mechanical properties of particle boards produced with hazelnut husk and astragalus (Astragalus membranaceus) plant

open access: yesMaderas: Ciencia y Tecnología
In this study, under laboratory conditions, hazelnut husk and astragalus plant were mixed separately into black pine wood chips, and multi-purpose boards were produced from the obtained chips with urea formaldehyde glue.
Selim Karahan, Cengiz Guler
doaj   +1 more source

Fast Monte-Carlo Localization on Aerial Vehicles using Approximate Continuous Belief Representations

open access: yes, 2018
Size, weight, and power constrained platforms impose constraints on computational resources that introduce unique challenges in implementing localization algorithms.
Dhawale, Aditya   +2 more
core   +1 more source

Sequence determinants of RNA G‐quadruplex unfolding by Arg‐rich regions

open access: yesFEBS Letters, EarlyView.
We show that Arg‐rich peptides selectively unfold RNA G‐quadruplexes, but not RNA stem‐loops or DNA/RNA duplexes. This length‐dependent activity is inhibited by acidic residues and is conserved among SR and SR‐related proteins (SRSF1, SRSF3, SRSF9, U1‐70K, and U2AF1).
Naiduwadura Ivon Upekala De Silva   +10 more
wiley   +1 more source

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

Valorisation des tiges de cotonnier dans la chaîne de valeur de panneaux de particules en Afrique de l’Ouest

open access: yesTropicultura, 2019
Valorisation of Cotton Stems in the Particle Board Value Chain in West Africa This article analyzes the possibility of valorizing cotton stems through their insertion in the value chain of particle boards.
Kpadé C.P., Hougni A., anogo O.
doaj   +1 more source

Mechanical properties of coconut shell particle board using epoxy resin adhesive

open access: yesJournal of Aceh Physics Society, 2021
Abstrak. Papan partikel merupakan komposit yang tersusun dari filler (penguat) dan matriks (pengikat). Papan partikel dapat dibuat dari bahan limbah pertanian yang mengandung selulosa seperti tempurung kelapa.
Zia Nurkhalida Hatta   +2 more
doaj   +1 more source

Variation of Particle Pretreatment of Subterranean Termite Attack on Particle Board From Oil Palm Trunk Waste with Phenol Formaldehyde Adhesive [PDF]

open access: yes, 2014
These research were to known the particle pretreatment on the durability properties of particleboard on termites attack. The variation of particle pretreatment in this research were done by soaking the particle in hot water (1,2 and 3 hours) and cold ...
Hartono, R. (Rudi)   +3 more
core  

Inhibiting stearoyl‐CoA desaturase suppresses bone metastatic prostate cancer by modulating cellular stress, mTOR signaling, and DNA damage response

open access: yesFEBS Letters, EarlyView.
Bone metastasis in prostate cancer (PCa) patients is a clinical hurdle due to the poor understanding of the supportive bone microenvironment. Here, we identify stearoyl‐CoA desaturase (SCD) as a tumor‐promoting enzyme and potential therapeutic target in bone metastatic PCa.
Alexis Wilson   +7 more
wiley   +1 more source

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