Results 131 to 140 of about 972,099 (307)

4-Carbamoylpiperidinium acetate monohydrate

open access: yesActa Crystallographica Section E, 2010
In the structure of the title compound, C6H13N2O+·C2H3O2−·H2O, the amide H atoms of the cations form centrosymmetric cyclic hydrogen-bonding associations incorporating two water molecules [graph set R42(8)], which are conjoint
Urs D. Wermuth, Graham Smith
doaj   +1 more source

Learning AMP Chain Graphs under Faithfulness [PDF]

open access: yesarXiv, 2012
This paper deals with chain graphs under the alternative Andersson-Madigan-Perlman (AMP) interpretation. In particular, we present a constraint based algorithm for learning an AMP chain graph a given probability distribution is faithful to. We also show that the extension of Meek's conjecture to AMP chain graphs does not hold, which compromises the ...
arxiv  

Cyclic AMP modulation of ion transport across frog retinal pigment epithelium. Measurements in the short-circuit state. [PDF]

open access: yes, 1984
In the frog retinal pigment epithelium (RPE), the cellular levels of cyclic AMP (cAMP) were measured in control conditions and after treatment with substances that are known to inhibit phosphodiesterase (PDE) activity (isobutyl-1-methylxanthine, SQ65442)
Farber, D, Miller, S
core  

Attenuation of ischemic liver injury by prostaglandin E1 analogue, misoprostol, and prostaglandin I2 analogue, OP-41483 [PDF]

open access: yes, 1998
Background: Prostaglandin has been reported to have protective effects against liver injury. Use of this agent in clinical settings, however, is limited because of drugrelated side effects.
Ishizaki, N   +8 more
core   +1 more source

Low‐Velocity Penetration Impact Behavior of Triply Periodic Minimal Surface Strut‐Based Lattices

open access: yesAdvanced Engineering Materials, EarlyView.
Triply periodic minimal surface (TPMS)‐based lattices are gaining attention for their multifunctional properties in applications as aeronautics and automotive, which involve low‐velocity impact loading. This work evaluates the low‐velocity penetration impact behavior of five distinct TPMS architectures.
Lucía Doyle   +2 more
wiley   +1 more source

Approximate Message Passing with Unitary Transformation [PDF]

open access: yesarXiv, 2015
Approximate message passing (AMP) and its variants, developed based on loopy belief propagation, are attractive for estimating a vector x from a noisy version of z = Ax, which arises in many applications. For a large A with i. i. d. elements, AMP can be characterized by the state evolution and exhibits fast convergence. However, it has been shown that,
arxiv  

ABCD of the phosphodiesterase family: interaction and differential activity in COPD

open access: yesInternational Journal of COPD, 2008
David MG HalpinRoyal Devon and Exeter Hospital, Exeter, EX2 5DW, UKAbstract: Phosphodiesterases (PDEs) are important enzymes that hydrolyze the cyclic nucleotides adenosine 3′5′-cyclic monophosphate (cAMP) and guanosine 3′5 ...
David MG Halpin
doaj  

Multiprocessor Approximate Message Passing with Column-Wise Partitioning [PDF]

open access: yesarXiv, 2017
Solving a large-scale regularized linear inverse problem using multiple processors is important in various real-world applications due to the limitations of individual processors and constraints on data sharing policies. This paper focuses on the setting where the matrix is partitioned column-wise.
arxiv  

The adenylate cyclase receptor complex and aqueous humor formation. [PDF]

open access: yes, 1984
The secretory tissue of the eye, the ciliary processes, contains an enzyme receptor complex, composed of membrane proteins, the catalytic moiety of the enzyme adenylate cyclase, a guanyl nucleotide regulatory protein (or N protein), and other features ...
Caprioli, J, Sears, M
core   +1 more source

Control of endogenous triglyceride breakdown in the mouse diaphragm.

open access: yesJournal of Lipid Research, 1980
The control of endogenous triglyceride breakdown was studied in vitro, in the incubated intact mouse diaphragm. Isoproterenol (2 microgram/ml) produced parallel increases in glycerol and free fatty acid release, and in tissue cyclic AMP levels ...
N A Abumrad, H M Tepperman, J Tepperman
doaj  

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