Results 71 to 80 of about 13,293,810 (294)

Free Volume and Gas Permeation in Anthracene Maleimide-Based Polymers of Intrinsic Microporosity

open access: yesMembranes, 2015
High free-volume copolymers were prepared via polycondensation with 2,3,5,6,-tetrafluoroterephthalonitrile (TFTPN) in which a portion of the 3,3,3',3'-tetramethyl-1,1'-spirobisindane (TTSBI) of PIM-1 was replaced with dibutyl anthracene maleimide (4bIII)
Muntazim Munir Khan   +8 more
doaj   +1 more source

Artificial molecular machines and motors—Design and control of nanoscale motion

open access: yesFEBS Letters, EarlyView.
Molecules are constantly moving because of thermal fluctuations, but random motion alone cannot be exploited to perform directional tasks. Artificial molecular machines use chemical, electrical, or light energy to bias this motion. Molecular shuttles, rotary motors, and supramolecular pumps illustrate how nanoscale movement can be controlled and ...
Leonardo Andreoni, Alberto Credi
wiley   +1 more source

Columbus Free Press distribution sheet

open access: yes, 1989
This calculation sheet from February 1989 lists the distribution numbers of the Columbus Free Press at different locations around Columbus, Ohio. The Columbus Free Press began as a bi-weekly publication in Columbus, Ohio, in 1970.
Columbus Free Press (Publisher)
core  

A comparative study between conventional and solids-free sewerage systems [PDF]

open access: yes, 2004
ThesisThe aim of this study was to examine the possibility of more suitable and economic alternatives to existing conventional sewerage reticulation systems where such systems might be required.
Grobbelaar, Nicolaas Josef
core  

Molecular Dynamics Simulations of HEMA-Based Hydrogels for Ophthalmological Applications

open access: yesMolecules
The structural and dynamic properties of poly(2-hydroxyethyl methacrylate) (PHEMA) and poly(N-vinylpyrrolidone-co-2-hydroxyethyl methacrylate) [P(VP-co-HEMA)], dry and as hydrogels, were studied by molecular dynamics simulations. The P(VP-co-HEMA) chains
Katarzyna Filipecka-Szymczyk   +2 more
doaj   +1 more source

Acoustical Studies of Molecular Interactions in the Solution of Methyl Cobalamine Drug at Different Temperatures and Concentrations

open access: yesOrbital: The Electronic Journal of Chemistry, 2014
In the present study, ultrasonic velocity (U), density (ρ), and viscosity (η) have been measured at frequency 1 MHz in the binary mixtures of methyl cobalamine with water in the concentration range (0.1 to 0.0125%) at 303 K, 308 K, and 313 K using a ...
Ritesh R. Naik, Sheshrao V. Bawankar
doaj   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Columbus Free Press subscription form

open access: yes, 1970
Order form encouraging recipients to renew their subscription to the Columbus Free Press. The Columbus Free Press began as a bi-weekly publication in Columbus, Ohio, in 1970.
Columbus Free Press (Publisher)
core  

Investigating the influence of free volume and temperature on time-temperature superposition principle by MD simulation

open access: yesMechanical Engineering Journal
Polymers and their composites are extensively utilized in the aerospace, energy, and automotive industries due to their lightweight properties, ease of manufacturing, high impact resistance, and other advantages.
Shihong YUAN, Takenobu SAKAI
doaj   +1 more source

IMPDH inhibition enhances cytarabine efficacy in SAMHD1‐expressing leukaemia cells via guanine nucleotide depletion

open access: yesMolecular Oncology, EarlyView.
Cytarabine is a key therapy for acute myeloid leukaemia (AML), but its efficacy is limited by the dNTPase SAMHD1, which hydrolyses its active metabolite. Screening nucleotide biosynthesis inhibitors revealed that IMPDH inhibitors selectively sensitise SAMHD1‐proficient AML cells to cytarabine.
Miriam Yagüe‐Capilla   +9 more
wiley   +1 more source

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