User profiles for Sultan Ullah

Sultan Ullah

- Verified email at scripps.edu - Cited by 624

Sultan Ullah

- Verified email at ntu.edu.pk - Cited by 6

Tyrosinase inhibitors: a patent review (2011-2015)

S Ullah, S Son, HY Yun, DH Kim, P Chun… - Expert opinion on …, 2016 - Taylor & Francis
Introduction: Tyrosinase is responsible for melanin production. The overproduction of melanin
causes many skin disorders. The inhibition of tyrosinase activity would appear to be the …

Tyrosinase inhibition and anti-melanin generation effect of cinnamamide analogues

S Ullah, C Park, M Ikram, D Kang, S Lee, J Yang… - Bioorganic …, 2019 - Elsevier
Abnormal melanogenesis results in excessive production of melanin, leading to pigmentation
disorders. As a key and rate-limiting enzyme for melanogenesis, tyrosinase has been …

Foliar application of potassium improves fruit quality and yield of tomato plants

…, B Hussain, SMA Basra, SH Ullah… - Acta Scientiarum …, 2015 - czasopisma.up.lublin.pl
Tomato is well known regarding its quality and nutritional value in all over the world but
imbalances of fertilizer nutrients severely affect the quality of tomato. To investigate the specific …

Synthesis of cinnamic amide derivatives and their anti-melanogenic effect in α-MSH-stimulated B16F10 melanoma cells

S Ullah, D Kang, S Lee, M Ikram, C Park, Y Park… - European Journal of …, 2019 - Elsevier
Of the three enzymes that regulate the biosynthesis of melanin, tyrosinase and its related
proteins TYRP-1 and TYRP-2, tyrosinase is the most important because of its ability to limit the …

Simultaneous synthesis and application of TiO2 nanoparticles using mulberry leaves for functionalization of organic cotton fabric

W Akram, R Mia, S Ullah, MA Assiri, J Fang - Journal of Cleaner Production, 2024 - Elsevier
Herein we report synthesis and multifunctional properties of in-situ-synthesized TiO 2
nanoparticles (TiO 2 NPs) applied to organic weaved cotton fabric. The TiO 2 NPs, synthesized …

The tyrosinase inhibitory effects of isoxazolone derivatives with a (Z)-β-phenyl-α, β-unsaturated carbonyl scaffold

…, J Yang, S Lee, C Park, D Kang, J Akter, S Ullah… - Bioorganic & medicinal …, 2018 - Elsevier
Thirteen (Z)-4-(substituted benzylidene)-3-phenylisoxazol-5(4H)-ones were designed to
confirm the geometric effect of the double bond of the β-phenyl-α, β-unsaturated carbonyl …

[HTML][HTML] In silico and in vitro insights into tyrosinase inhibitors with a 2-thioxooxazoline-4-one template

I Choi, Y Park, IY Ryu, HJ Jung, S Ullah, H Choi… - Computational and …, 2021 - Elsevier
The β-phenyl-α,β-unsaturated carbonyl (PUSC) scaffold confers tyrosinase inhibitory activity,
and in the present study, 16 (Z)-5-(substituted benzylidene)-3-phenyl-2-thioxooxazolidin-4-…

Anti-tyrosinase flavone derivatives and their anti-melanogenic activities: Importance of the β-phenyl-α, β-unsaturated carbonyl scaffold

J Lee, Y Jeong, HJ Jung, S Ullah, J Ko, GY Kim… - Bioorganic …, 2023 - Elsevier
Flavone derivatives were designed and synthesized based on the hypothesis that flavones
containing the β-phenyl-α,β-unsaturated carbonyl (PUSC) scaffold have potential anti-…

[HTML][HTML] Identification of (Z)-2-benzylidene-dihydroimidazothiazolone derivatives as tyrosinase inhibitors: Anti-melanogenic effects and in silico studies

H Choi, IY Ryu, I Choi, S Ullah, HJ Jung, Y Park… - Computational and …, 2022 - Elsevier
As part of our continuous search for novel tyrosinase inhibitors, we designed 5,6-dihydroimindazo[2,1-b]thiazol-3(2H)-one
(DHIT) derivatives based on the structure of MHY773; a potent …

[PDF][PDF] A lightweight multi-message and multi-receiver heterogeneous hybrid signcryption scheme based on hyper elliptic curve

A ur Rahman, I Ullah, M Naeem… - International …, 2018 - pdfs.semanticscholar.org
It is a suitable means for multi-messages to use hybrid encryption to make a safe communication.
Hybrid encryption confines encryption into two parts: one part uses public key systems …