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1.
J Res Nurs ; 25(3): 241-253, 2020 May.
Artigo em Inglês | MEDLINE | ID: mdl-34394632

RESUMO

BACKGROUND: The complexity of nursing practice can pose challenges to the development of an e-record that meets all the requirements and standards whilst capturing the essence of the relationship between the nurse and his/her patients. AIMS: 1. Describe the process of designing the content of an electronic nursing record (e-record) specific to nursing in an Irish/UK context, using Practice Development (PD) methodology.2. To share the learning of involving the end-user in the development of a person-centred e-nursing record. METHODS: Evidence-based PD methodologies, principles and evaluation tools were employed to involve end users in the development of a person-centred and evidence-based e-record. RESULTS: The results are limited to evaluation of the design process and reported using the SQUIRE guidelines for reporting quality improvement. Investing in time to involve end users in the design and implementation phase resulted in satisfaction and adoption of the e-record by nurses. CONCLUSIONS: For nurses to be satisfied with the content and process flow of an e-nursing record it needs to include the relational and non-clinical aspect of nursing practice in addition to the clinical pre-set content. Involving the end user in a meaningful way supports a positive outcome.

2.
Biochem Biophys Res Commun ; 325(4): 1418-23, 2004 Dec 24.
Artigo em Inglês | MEDLINE | ID: mdl-15555585

RESUMO

Flavocytochrome P450 BM3 FMN domain is unique among the family of flavodoxins and homologues, in not forming a stable neutral blue FMN semiquinone radical. Anaerobic, one-electron reduction of the isolated domain over the pH 7-9.5 range showed that it forms an anionic red semiquinone that disproportionates slowly (0.014s(-1) at pH 7). The rate of disproportionation decreased at higher pH, indicating that protonation of the anionic semiquinone is an important feature of the mechanism. The reduction potential for the oxidised-semiquinone couple was determined to be -240mV and was largely independent of pH. The semiquinone appears, therefore, to be kinetically trapped by a slow protonation event, enabling it to act as a low-potential electron donor to the P450 heme.


Assuntos
Proteínas de Bactérias/química , Sistema Enzimático do Citocromo P-450/química , Flavodoxina/química , Oxigenases de Função Mista/química , Flavoproteínas Transferidoras de Elétrons , Ativação Enzimática , Concentração de Íons de Hidrogênio , Cinética , NADPH-Ferri-Hemoproteína Redutase , Oxirredução , Estrutura Terciária de Proteína
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