نتایج جستجو برای: biological compounds

تعداد نتایج: 666827  

Journal: :iranian journal of basic medical sciences 0
mohammad saadatmandzadeh department of chemistry, school of sciences, ferdowsi university of mashhad, mashhad, iran mohammad rahimizadeh department of chemistry, school of sciences, ferdowsi university of mashhad, mashhad, iran hossein eshghi department of chemistry, school of sciences, ferdowsi university of mashhad, mashhad, iran mojtaba sankian immunology research center, avicenna research institute, mashhad university of medical sciences, mashhad, iran

objective(s):in recent years, the chemistry of tetrazolo[5',1':2,3][1,3,4]thiadiazepino [7,6-b]quinolines have received considerable attention owing to their synthetic and effective biological importance which exhibits a wide variety of biological activity. as the inhibitor of aldose reductase, the aforementioned compounds may have implication in preventing complications of diabetes. ...

2014
Moosa Faniband Christian H Lindh Bo AG Jönsson

Endocrine-disrupting compounds are exogenous agents that interfere with the natural hormones of the body. Human biological monitoring is a powerful method for monitoring exposure to endocrine disrupting compounds. In this review, we describe human biological monitoring systems for different groups of endocrine disrupting compounds, polychlorinated biphenyls, brominated flame retardants, phthala...

Amidoalkyl-2-naphthols as synthetic intermediates play an important role in medicinal chemistry due to their remarkable biological and many pharmacological properties. Owing to the versatile biological activities, industrial and synthetic applications of these compounds, introduction of an alternative methodology is urgent in synthetic organic chemistry. Low yield and harsh reaction conditions ...

Journal: :International journal of molecular medicine 2009
Laura Vass János Z Kelemen Liliána Z Fehér Zsolt Lorincz Sándor Kulin Sándor Cseh György Dormán László G Puskás

Compounds which induce toxicity through similar mechanisms lead to characteristic gene expression patterns. The concept that structurally similar compounds may have similar biological profiles, the so-called generalized neighborhood behavior, is less obvious to be demonstrated. We screened 625 compounds from a fully combinatorial library for their gene expression profiles in vitro over a select...

2014
Florbela Pereira Diogo A. R. S. Latino Susana P. Gaudêncio

The comprehensive information of small molecules and their biological activities in the PubChem database allows chemoinformatic researchers to access and make use of large-scale biological activity data to improve the precision of drug profiling. A Quantitative Structure-Activity Relationship approach, for classification, was used for the prediction of active/inactive compounds relatively to ov...

Bayat, Zakiyeh, Mohamad Ebrahimzadeh Sepasgozar, Samaneh,

Preventing and reducing the spread of HIV (HIV) has always been a concern in medical science. One of the most common ways to control the virus is using enzyme-blocking drugs. In this study, we attempted to predict the biological activity (PKi) of organic urea derivatives in protease inhibitor compounds using molecular modeling using QSAR (Quantitative Structure Activity Relation), which is the ...

Amidoalkyl-2-naphthols as synthetic intermediates play an important role in medicinal chemistry due to their remarkable biological and many pharmacological properties. Owing to the versatile biological activities, industrial and synthetic applications of these compounds, introduction of an alternative methodology is urgent in synthetic organic chemistry. Low yield and harsh reaction conditions ...

To assess the effect of micro-organisms on the reduction of wax appearance temperature (WAT) of waxy crude oil, some appropriate strains were obtained from contaminated samples exposed to hydrocarbon compounds for a long time. By conducting some screening tests, four strains were chosen and aerated in a bioreactor; they were then grown in some hydrocarbon environments in order to produce biolog...

Karim Ghafouri, Sajjad Sedaghat, Samira Arab-salmanabadi

Spiro compounds are of interest due to their interesting conformational features and their structural implications on biological systems. The asymmetric characteristic of the molecule due to the chiral spiro carbon is one of the important criteria of the biological activities. These structures are a widespread structural motif found as key elements of numerous drugs and designed medicinal agent...

ژورنال: طب جنوب 2021
Marhamati , Zohre, Marhamatizadeh , Mohammad Hossein, Mohebbi , Gholam Hossein,

Background: Marine life has long been used for their bioactive compounds. Several amazing compounds with different biological activities have so far been identified in tunicates. The aim of the current study was to evaluate the antimicrobial activity of tunichrome released from phallusia nigra marine tunicates collected from Bushehr province coasts, against four strains of Staphylococcus aure...

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