Results 21 to 30 of about 120,290 (264)

Quantifying some distance topological properties of the non-zero component graph

open access: yesAIMS Mathematics, 2021
Several bioactivities of chemical compounds in a molecular graph can be expected by using many topological descriptors. A topological descriptor is a numeric quantity which quantify the topology of a graph.
Fawaz E. Alsaadi   +6 more
doaj   +1 more source

How the parts organize in the whole : a top-downview of molecular descriptors and properties for QSARand drug design [PDF]

open access: yes, 2008
Sometimes the complexity of a system, or the properties derived from it, do depend neither on the individual characteristics of the components of the system nor on the nature of the physical forces that hold them together.
Estrada, Ernesto   +1 more
core   +1 more source

Eccentricity based topological indices of siloxane and POPAM dendrimers

open access: yesMain Group Metal Chemistry, 2020
A massive of early drug tests indicates that there is some strong inner connections among the bio-medical and pharmacology properties of nanostar dendrimers and their molecular structures.
Iqbal Muhammad Azhar   +2 more
doaj   +1 more source

Hex-Derived Molecular Descriptors via Generalized Valency-Based Entropies

open access: yesIEEE Access, 2023
Entropy is a thermodynamic function in chemistry that, based on the number of possible configurations for a given system or process, measures the randomness and disorder of molecules in that system or process.
Muhammad Usman Ghani   +5 more
doaj   +1 more source

Computer Aided Aroma Design. II. Quantitative structure-odour relationship [PDF]

open access: yes, 2008
Computer Aided Aroma Design (CAAD) is likely to become a hot issue as the REACH EC document targets many aroma compounds to require substitution. The two crucial steps in CAMD are the generation of candidate molecules and the estimation of properties ...
Floquet, Pascal   +5 more
core   +2 more sources

Relation Structure moléculaire - Odeur Utilisation des Réseaux de Neurones pour l’estimation de l’Odeur Balsamique [PDF]

open access: yes, 2008
Les molécules odorantes (parfums ou flaveurs) sont utilisées dans une grande variété de produits de consommation, pour inciter les consommateurs à associer les impressions favorables à un produit donné.
Floquet, Pascal   +4 more
core   +1 more source

Graph of atomic orbitals and the molecular structure-descriptors based on it [PDF]

open access: yesJournal of the Serbian Chemical Society, 2005
The graph of atomic orbitals (GAO) is a novel type of molecular graph, recently proposed by one of the authors. Various molecular structure-descriptors computed for GAO are compared with their analogs computed for ordinary molecular graphs.
ANDREY A. TOROPOV   +2 more
doaj   +3 more sources

Comparison of Descriptor- and Fingerprint Sets in Machine Learning Models for ADME-Tox Targets

open access: yesFrontiers in Chemistry, 2022
The screening of compounds for ADME-Tox targets plays an important role in drug design. QSPR models can increase the speed of these specific tasks, although the performance of the models highly depends on several factors, such as the applied molecular ...
Álmos Orosz   +2 more
doaj   +1 more source

Scalable Similarity Search for Molecular Descriptors

open access: yes, 2017
Similarity search over chemical compound databases is a fundamental task in the discovery and design of novel drug-like molecules. Such databases often encode molecules as non-negative integer vectors, called molecular descriptors, which represent rich ...
A Leach   +11 more
core   +1 more source

Investigation on Quantitative Structure-Activity Relationships of 1,3,4 Oxadiazole Derivatives as Potential Telomerase Inhibitors [PDF]

open access: yes, 2018
The published manuscript is available at EurekaSelect via http://www.eurekaselect.com/164022/article, DOI : 10.2174/1570163815666180724113208. © 2018 Bentham ScienceA series of 1,3,4-oxadiazole derivatives with significant broad-spectrum anticancer ...
Almerico, Anna Maria   +2 more
core   +2 more sources

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