Results 91 to 100 of about 8,084,609 (393)

Organizadores e cortadores de comprimidos: riscos e restrições ao uso Organizadores y cortadores de comprimidos: riesgos y restricciones del uso Pill organizers and pill cutters: risks and limitations

open access: yesRevista de Saúde Pública, 2013
Com base em análise documental, foram discutidas e problematizadas as limitações associadas à utilização de organizadores e cortadores de comprimidos, como questão de saúde pública. Os organizadores destinados ao armazenamento e transporte de comprimidos
Caroline Ribeiro de Borja-Oliveira
doaj  

Real‐time assay of ribonucleotide reductase activity with a fluorescent RNA aptamer

open access: yesFEBS Letters, EarlyView.
Ribonucleotide reductases (RNR) synthesize DNA building blocks de novo, making them crucial in DNA replication and drug targeting. FLARE introduces the first single‐tube real‐time coupled RNR assay, which enables isothermal tracking of RNR activity at nanomolar enzyme levels and allows the reconstruction of allosteric regulatory patterns and rapid ...
Jacopo De Capitani   +4 more
wiley   +1 more source

Hot Melt Extrusion: Highlighting Physicochemical Factors to Be Investigated While Designing and Optimizing a Hot Melt Extrusion Process [PDF]

open access: yes, 2018
Hot-melt extrusion (HME) is a well-accepted and extensively studied method for preparing numerous types of drug delivery systems and dosage forms. It offers several advantages: no solvents are required, it is easy to scale up and employ on the industrial
Casadidio, Cristina   +3 more
core   +1 more source

Nanocrystals of Poorly Soluble Drugs: Drug Bioavailability and Physicochemical Stability

open access: yesPharmaceutics, 2018
Many approaches have been developed over time to overcome the bioavailability limitations of poorly soluble drugs. With the advances in nanotechnology in recent decades, science and industry have been approaching this issue through the formulation of ...
M. Gigliobianco   +3 more
semanticscholar   +1 more source

The role of histone modifications in transcription regulation upon DNA damage

open access: yesFEBS Letters, EarlyView.
This review discusses the critical role of histone modifications in regulating gene expression during the DNA damage response (DDR). By modulating chromatin structure and recruiting repair factors, these post‐translational modifications fine‐tune transcriptional programmes to maintain genomic stability.
Angelina Job Kolady, Siyao Wang
wiley   +1 more source

Compatibility and stability of hyoscine n-butyl bromide and furosemide admixtures for use in palliative care [PDF]

open access: yes, 2015
In order to avoid separate injections, admixtures of drugs are frequently used in palliative care settings. There are different factors that can influence the compatibility and stability of the mixture: drug type, concentration, solvent, container ...
Bosch-Ojeda, Catalina   +2 more
core  

Solubility improvement of progesterone from solid dispersions prepared by solvent evaporation and co-milling [PDF]

open access: yes, 2020
The aim of this contribution was to evaluate the impact of processing methods and polymeric carriers on the physicochemical properties of solid dispersions of the poorly soluble drug progesterone (PG). Five polymers: hydroxypropyl methylcellulose (HPMC),
Al-Obaidi, Hisham   +3 more
core   +1 more source

Integration of circadian and hypoxia signaling via non‐canonical heterodimerization

open access: yesFEBS Letters, EarlyView.
CLOCK, BMAL1, and HIFs are basic helix‐loop‐helix and Per‐Arnt‐Sim domain (bHLH‐PAS) proteins, which function as transcription factors. bHLH‐PAS proteins are designated in two classes. Many class I proteins are regulated by environmental signals via their PAS domains, but such signals have not been identified for all.
Sicong Wang, Katja A. Lamia
wiley   +1 more source

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