Results 21 to 30 of about 16,172 (236)

EFFECT OF SOME ADDITIVES ON THE ANTIMICROBIAL ACTIVITY OF KANAMYCIN AND GENTAMICIN IN OINTMENTS [PDF]

open access: yesBulletin of Pharmaceutical Sciences. Assiut University, 1983
Kanamycin and gentamicin ointments were prepared using four different ointment bases, namely oleaginous, absorption, emulsion and water-soluble bases.
A. Nouh   +3 more
doaj   +1 more source

FORMULATION AND STABILITY OF HEPTAMINOL SUPPOSITORIES PART II: Formulation and Characterization of Heptaminol Suppositories [PDF]

open access: yesBulletin of Pharmaceutical Sciences. Assiut University, 1984
Heptaminol base was formulated in four different suppository bases. The prepared suppositories were subjected to the usual quality-control tests, both when fresh and after shelf-storage for one year.
Siham Ali, Mohamed El-Miligi, Ali Kassem
doaj   +1 more source

FORMULATION AND STABILITY OF HEPTAMINOL SUPPOSITORIES PART III: Chemical Stability of Heptaminol Suppositories [PDF]

open access: yesBulletin of Pharmaceutical Sciences. Assiut University, 1984
The chemical stability of Heptaminol base in four different suppository bases was investigated in absence and presence of several stabilizers. The stability was found decreasing in the order of: Glycerogelatin, Cacao-Butter, Witepsol-E-75, and then ...
Siham Ali, Mohamed El-Miligi, Ali Kassem
doaj   +1 more source

Endovascular Juxtarenal Aortic Aneurysm Repair Using the ALTO Abdominal Stent Graft System: The First Case Series

open access: yesVascular Specialist International, 2022
The ALTO abdominal stent graft system (Endologix Inc., Irvine, CA, USA) is a latest-generation polymer-based device used to treat patients with abdominal aortic aneurysms.
Fotios O. Efthymiou   +6 more
doaj   +1 more source

Structural and biochemical analysis of a B12 superbinder

open access: yesFEBS Letters, EarlyView.
BtuG proteins are vitamin B12 scavengers in Bacteroides thetaiotaomicron, a dominant human gut bacterium. We present crystal structures of three BtuG homologs bound to cobalamin and its precursor cobinamide, revealing picomolar binding affinities, among the highest known for any natural protein.
Jose M. Martinez Felices   +3 more
wiley   +1 more source

Original and generic preservation solutions in organ transplantation. A new paradigm? [PDF]

open access: yesActa Cirúrgica Brasileira, 2020
Solid organ transplantation is a very complex process, in which the storage of the graft in a preservation solution is mandatory in order to extend ischemic times and contain further damage.
Joan Roselló-Catafau   +5 more
doaj   +1 more source

Single‐molecule DNA flow‐stretch assays for high‐throughput DNA–protein interaction studies

open access: yesFEBS Open Bio, EarlyView.
We describe an optimised single‐molecule DNA flow‐stretch assay that visualises DNA–protein interactions in real time. Linear DNA fragments are tethered to a surface and stretched by buffer flow for fluorescence imaging. Using λ and φX174 DNA, this protocol enhances reproducibility and accessibility, providing a versatile approach for studying diverse ...
Ayush Kumar Ganguli   +8 more
wiley   +1 more source

UiO‐66 metal–organic frameworks in biomedicine: From structural tunability to bioimaging, photodiagnostics, and photodynamic cancer therapy

open access: yesFEBS Open Bio, EarlyView.
UiO‐66(Zr) metal–organic frameworks are chemically stable, biocompatible, and highly tunable nanomaterials. Their modular structure enables controlled drug delivery, multimodal bioimaging, and light‐activated photodynamic therapy, supporting integrated diagnostic and therapeutic (theranostic) applications in cancer and biomedical research.
Veronika Huntošová   +2 more
wiley   +1 more source

Structural and biochemical insights into the thermostable esterase Ta0887 from Thermoplasma acidophilum

open access: yesFEBS Open Bio, EarlyView.
In this study, a novel esterase from the thermoacidophilic archaeon Thermoplasma acidophilum was biochemically and structurally characterized. Our results demonstrate that Ta0887 is a highly thermostable esterase that preferentially hydrolyzes p‐nitrophenyl hexanoate and possesses an α‐helical cap domain that likely contributes to its substrate ...
Alejandro Delgado‐Rey   +4 more
wiley   +1 more source

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