Results 31 to 40 of about 94,628 (218)

Holomorphic vector bundles on non-algebraic surfaces [PDF]

open access: yes, 2002
The existence problem for holomorphic structures on vector bundles over non-algebraic surfaces is in general still open. We solve this problem in the case of rank 2 vector bundles over K3 surfaces and in the case of vector bundles of arbitrary rank over ...
Teleman, Andrei, Toma, Matei
core   +6 more sources

Chemical composition and cholinesterase, tyrosinase, alpha-amylase and alpha-glucosidase inhibitory activity of the essential oil of Salvia tomentosa

open access: yesInternational Journal of Plant Based Pharmaceuticals, 2021
The aim of this study was to determine the chemical composition of Salvia tomentosa (Miller) essential oil and to examine its inhibitory effect on acetylcholinesterase (AChE), butyrylcholinesterase (BChE), tyrosinase, α-amylase and α-glucosidase in vitro.
Mustafa Kocer, Erman Salih Istıfli
doaj  

Asymptotic direction for random walks in random environments [PDF]

open access: yes, 2007
In this paper we study the property of asymptotic direction for random walks in random i.i.d. environments (RWRE). We prove that if the set of directions where the walk is transient is non empty and open, the walk admits an asymptotic direction. The main
Simenhaus, François
core   +4 more sources

Novel coumarin chalcone derivatives: synthesis, docking, and antimicrobial evaluation

open access: yesJournal of Applied Pharmaceutical Research
Background: This study synthesized and evaluated a series of coumarin chalcones for their antimicrobial efficacy against microbial and fungal strains.
Sumita Kumari, Amit Sharma, Sonia Yadav
doaj   +1 more source

Explicit Presentations for the Dual Braid Monoids [PDF]

open access: yes, 2001
Birman, Ko and Lee have introduced a new monoid ${\cal B}^{*}_{n}$--with an explicit presentation--whose group of fractions is the $n$-strand braid group ${\cal B}_{n}$.
Picantin, Matthieu
core   +4 more sources

In silico evaluation of the antioxidant activity of 4-mercaptoimidazole monosubstituted derivatives

open access: yesTạp chí Khoa học và Công nghệ, 2023
In this study, 54 monoderivatives of 4-mercaptoimidazole (4MC) were screened for their antioxidant activity using computational simulations. It was discovered that the presence of electron-absorbing groups, such as NO2, CN, CF3, COOH, and COOCH3 ...
Do Thi Ngoc Hang   +6 more
doaj  

Dynamic and multi-pharmacophore modeling for designing polo-box domain inhibitors. [PDF]

open access: yes, 2014
The polo-like kinase 1 (Plk1) is a critical regulator of cell division that is overexpressed in many types of tumors. Thus, a strategy in the treatment of cancer has been to target the kinase activity (ATPase domain) or substrate-binding domain (Polo-box
Lee, Keun Woo   +4 more
core   +3 more sources

ADMET-AI: a machine learning ADMET platform for evaluation of large-scale chemical libraries

open access: yesBioinformatics, 2023
Abstract Motivation The emergence of large chemical repositories and combinatorial chemical spaces, coupled with high-throughput docking and generative AI, have greatly expanded the chemical diversity of small molecules for drug discovery.
Kyle Swanson   +6 more
openaire   +3 more sources

Sàng lọc in silico các hợp chất hữu cơ phân lập từ cây chân danh hoa thưa (Euonymus laxiflorus Champ.) theo hướng điều trị ung thư

open access: yesTạp chí Khoa học và Công nghệ, 2023
Trong bài báo này, 20 hợp chất có nguồn gốc từ cây chân danh hoa thưa (Euonymus laxiflorus Champ.) đã được sàng lọc để tìm các hợp chất tiềm năng phát triển thuốc điều trị bệnh ung bằng phương pháp in silico.
Nguyễn Minh Thông   +6 more
doaj  

On unique extension of time changed reflecting Brownian motions [PDF]

open access: yes, 2008
Let $D$ be an unbounded domain in $\RR^d$ with $d\geq 3$. We show that if $D$ contains an unbounded uniform domain, then the symmetric reflecting Brownian motion (RBM) on $\overline D$ is transient.
Chen, Zhen-Qing, Fukushima, Masatoshi
core   +5 more sources

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