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Biomedical subjects

M L'Emeillat

Publications and source records attributed to M L'Emeillat.

3 recordsLinked to original sources

[Antibioprophylaxis of Meningococcus group B meningitis. Must we implicate the use of the spiramycin].

A fatal meningitis due to a spiramycin-sensitive group B Neisseria meningitidis occurred 13 days after interruption of a prophylactic antimicrobial therapy with spiramycin. The efficacy of recommended antimicrobial preventive treatment is discussed with regard to this case, other published cases and to the known partial and short term eradication of the naso-pharyngeal carriage of Neisseria meningitidis.

Adult↗

Glycated haemoglobin: comparison between methods based upon 5-hydroxymethylfurfural determination (colorimetric or HPLC) and ion exchange chromatography (HbA1).

A comparison of methods, two based upon 5-hydroxymethylfurfural determination (colorimetric using a semi-automated procedure and HPLC) and ion exchange chromatography (HbA1 using BioRad method) was performed. The influence of variables on 5-hydroxymethylfurfural determination is reported. The dialysis step appears to be essential for an accurate determination of 5-hydroxymethylfurfural released from glycated haemoglobin. The adjustment of haemoglobin concentration to an accurately known level is required for the colorimetric method, in order to achieve the same background colour absorbance. For the HPLC method this step is not necessary as 5-hydroxymethylfurfural liberation was proved to be stoichiometric. The Sep Pak C-18 cartridge purification appears to be an improvement for the accurate determination of 5-hydroxymethylfurfural using HPLC. When the three methods were compared the overlap between normals and diabetics was found to be less, using the 5-hydroxymethylfurfural HPLC method, suggesting that this procedure, although more time consuming, seems to be more useful in the management of diabetes mellitus.

Chromatography, High Pressure Liquid↗