Results 51 to 60 of about 7,050 (179)

A Review of Quinazoline-Based EGFR/VEGFR-2 Dual Inhibitors as Potent Anticancer Agents: Structure-Activity Relationship and Docking Studies [PDF]

open access: yesPharmaceutical Sciences
The epidermal growth factor receptor (EGFR) is a receptor tyrosine kinase (RTK) that initiates various signaling pathways resulting in processes such as gene expression, proliferation, angiogenesis, and inhibition of apoptosis.
Fatemeh Yousefbeyk, Saeed Ghasemi
doaj   +1 more source

ADAM17 and its proteolytic targets in disease pathogenesis

open access: yesThe FEBS Journal, EarlyView.
ADAM17 as a multifunctional sheddase with contrasting roles across inflammatory, metabolic, cardiovascular, and neoplastic diseases. Through regulated activation by iRhom, iTAP/FRMD8, and tetraspanins, ADAM17 cleaves diverse membrane ligands and receptors, thereby promoting inflammation, fibrosis, obesity, insulin resistance, and tumor progression ...
Abdulbasit Amin, Marina Badenes
wiley   +1 more source

Quinazoline, Pyrazolo[1,5-c]Quinazoline and Spiro Quinazoline Dimers from the Reaction of 2-Aminoacetophenone Hydrazones with Triphosgene

open access: yesJournal of Chemical Research, 2002
The reaction of hydrazones of 2-aminoacetophenone with triphosgene in dichloromethane or benzene in the presence of triethylamine gave quinazolines, pyrazolo[1,5-c]quinazoline and spiro quinazoline dimers. The latter compounds are being reported for the first time.
H. Z. Alkhathlan   +4 more
openaire   +1 more source

Synthesis of 3-[2-(1H-imidazol-2-yl)alkyl]-2-thioxo-2,3-dihydroquinazolin-4(1H)-one derivatives

open access: yesAktualʹnì Pitannâ Farmacevtičnoï ì Medičnoï Nauki ta Praktiki, 2018
Promising biologically active substances are derivatives of imidazole and quinazoline, which are part of the structure of known antifungal drugs and substances with anti-TB and antimicrobial activity.
O. A. Zavada   +2 more
doaj   +1 more source

Multi‐Targeting Ligands as Prospective Therapeutics for Alzheimer's Disease, a Prevalent Neurodegenerative Disorder: Mechanistic Insights, Emerging Targets and Drug Discovery Campaigns

open access: yesMedicinal Research Reviews, Volume 46, Issue 4, Page 1173-1229, July 2026.
ABSTRACT Alzheimer's disease (AD) is a debilitating neurodegenerative condition characterized by progressive cognitive impairment, memory deterioration, and neuronal dysfunction. Its complex pathophysiology involves multiple interlinked processes, including amyloid‐β (Aβ) aggregation, tau hyperphosphorylation, oxidative stress, neuroinflammation ...
Amandeep Thakur   +6 more
wiley   +1 more source

Qingdainone, a novel bioactive compound in Realgar‒Indigo naturalis, induced apoptosis and differentiation in ATRA‐sensitive and ‐resistant acute promyelocytic leukaemia cells

open access: yesClinical and Translational Discovery, Volume 6, Issue 3, June 2026.
1. Network pharmacology identified Qingdainone as a key bioactive compound in RIF. 2. Molecular docking revealed strong binding affinities of Qingdainone to targets such as CCND1, CDK1, CDK4, CASP3 and CASP7. 3. Qingdainone interfered proliferation and apoptosis, and promoted differentiation, of ATRA‐sensitive and ‐resistant APL cells, such that ...
Pengcheng Xu   +7 more
wiley   +1 more source

Benzthiazoloneyl Quinazolines.

open access: yes, 1934
Benzthiazoloneyl Quinazolines.
PRAFULLA KUMAR BOSE, KUMUD BIHARI PATHAK
openaire   +2 more sources

One-Pot Quinazolin-4-ylidenethiourea Synthesis via N-(2-Cyanophenyl)benzimidoyl isothiocyanate

open access: yesMolecules, 2001
1,1-Disubstituted-3-(2-phenyl-3H-quinazolin-4-ylidene)thioureas (8) were synthesized in a one pot reaction of N-(2-cyanophenyl)benzimidoyl isothicyanate (3) with secondary amines. The products underwent transamination reactions.
Pavel Pazdera   +3 more
doaj   +1 more source

Single‐Sequence Deep Learning Delivers Crystal‐Quality Models of Covalent K‐Ras G12 Hotspot Complexes

open access: yesIUBMB Life, Volume 78, Issue 6, June 2026.
ABSTRACT Structure‐based design of covalent drugs has achieved tremendous success by understanding and leveraging the three‐dimensional interactions between small‐molecule drug candidates and their protein targets. However, this approach traditionally relies on high‐resolution co‐complex structures obtained by X‐ray crystallography, NMR, or cryo‐EM ...
Sungwon Jung   +2 more
wiley   +1 more source

A Feasibility Study of the Repurposing of Prazosin to Improve Treatment Outcomes in Men Receiving Radiotherapy for Prostate Cancer (MiniRaP‐00)

open access: yesThe Prostate, Volume 86, Issue 8, Page 891-899, June 2026.
ABSTRACT Background Further work is needed to improve treatment outcomes for prostate cancer (PCa), with the repurposing of the α1‐adrenoreceptor antagonists presenting a potential solution. This feasibility clinical trial presents the first prospective data of the use of an α1‐adrenoreceptor antagonist in men undergoing radiotherapy for PCa.
Liam D. King   +8 more
wiley   +1 more source

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