Results 61 to 70 of about 1,965,906 (302)

Romanian Wild-Growing Chelidonium majus—An Emerging Approach to a Potential Antimicrobial Engineering Carrier System Based on AuNPs: In Vitro Investigation and Evaluation

open access: yesPlants
Novel nanotechnology based on herbal products aspires to be a high-performing therapeutic platform. This study reports the development of an original engineering carrier system that jointly combines the pharmacological action of Chelidonium majus and ...
Adina-Elena Segneanu   +9 more
doaj   +1 more source

Development of Level A In Vitro–Vivo Correlation for Electrosprayed Microspheres Containing Leuprolide: Physicochemical, Pharmacokinetic, and Pharmacodynamic Evaluation

open access: yesPharmaceutics, 2020
This study optimized the preparation of electrosprayed microspheres containing leuprolide and developed an in vitro−in vivo correlation (IVIVC) model that enables mutual prediction between in vitro and in vivo dissolution.
Dong-Seok Lee   +4 more
doaj   +1 more source

Flurbiprofen cataplasms: Development and validation of in-vitro dissolution methods and evaluation of multimedia dissolution profiles

open access: yesPharmaceutical Science Advances, 2023
The investigation of the systemic release performance of dosage forms using in vitro tools is a crucial objective in the realm of pharmaceutical development. The dissolution methodology is an effective tool for monitoring batch-to-batch variabilities in quality control and gaining insight into the release mechanisms of pharmaceutical drugs.
Rathnakar Nathi   +6 more
openaire   +3 more sources

PAK1 activation drives divergent resistance mechanisms to aromatase inhibition and tamoxifen in a luminal: A breast cancer model

open access: yesMolecular Oncology, EarlyView.
Breast cancer remains a major cause of cancer death in women, frequently developing endocrine therapy resistance. This study demonstrates that upregulated p21‐activated kinase 1 (PAK1) activity drives resistance to tamoxifen and long‐term estrogen deprivation in ER+ breast cancer models.
Luisa Schwarzmüller   +10 more
wiley   +1 more source

Can biorelevant media be simplified by using SLS and tween 80 to replace bile compounds? [PDF]

open access: yes, 2013
In the scientific literature, the use of a surfactant is recommended for both designing quality control tests for water insoluble or sparingly water soluble drugs and for predicting the bioavailability of drugs from various types of formulations.
Taupitz, Thomas, Klein, Sandra
core   +1 more source

Dissolution enhancement of leflunomide incorporating self emulsifying drug delivery systems and liquisolid concepts

open access: yesBulletin of Faculty of Pharmacy Cairo University, 2017
The objective of this study is to enhance the dissolution properties of leflunomide, a class BCS-II drug by incorporating the self emulsifying (SE) form of the drug onto liquisolid systems in the form of tablets.
Nihal M. El-Mahdy El-Sayyad   +3 more
doaj   +1 more source

Inhibition of cyclin‐dependent kinases 12/13 using CT7439 as a treatment for colorectal cancer with CDK12 upregulation

open access: yesMolecular Oncology, EarlyView.
The proposed mechanism of action for the CDK12/13 inhibitor and cyclin K degrader, CT7439. CDK12/13 inhibition interrupts transcription elongation, leading to increased DNA damage that results in cell death. This agent is a potentially novel treatment option for patients with colorectal cancer. Created in BioRender. Cyclin‐dependent kinase (CDK) 12 and
Wylie K. Watlington   +10 more
wiley   +1 more source

In vitro and in silico modelling of ROS1‐positive non‐small cell lung cancer reveals fusion‐dependent tyrosine kinase inhibitor responses

open access: yesMolecular Oncology, EarlyView.
Drug resistance limits treatment success in a subset of lung cancers driven by ROS1 gene alterations. Using patient‐derived cells and computer simulations, we studied three key mutations and how they affect five targeted drugs. The mutations reduced drug effectiveness in different ways by altering protein structure and behavior.
Farhan Ul Haq   +8 more
wiley   +1 more source

Epigenetic silencing of the liver‐specific lncRNA LUNAR promotes liver cancer progression via NOTCH activation

open access: yesMolecular Oncology, EarlyView.
LUNAR is a liver‐specific long noncoding RNA (lncRNA) that is highly expressed in normal liver but becomes epigenetically silenced in hepatocellular carcinoma through promoter hypermethylation. Loss of LUNAR is associated with NOTCH activation, epithelial–mesenchymal transition, and metastasis, whereas restoring LUNAR restrains metastatic progression ...
Se Ha Jang   +9 more
wiley   +1 more source

The kinetics of the dissolution of chalcopyrite in chloride media [PDF]

open access: yes, 2009
One of the most important outstanding problems with the hydrometallurgy of copper is the low temperature leaching of chalcopyrite. In this thesis, a fundamental study at low temperature was undertaken in order to establish a mechanism, which is ...
Velásquez Yévenes, Lilian
core  

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