Developing a LC-MS/MS method to determine amyloid ß peptides in plasma samples obtained from patients with Alzheimer’s Disease

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  • Presentation type: Exposição de Pôster
  • Track: Química Analítica - ANA
  • Keywords: Beta-amyloid peptides; Alzheimer's Disease; In-tube SPME; sample preparation;
  • 1 Universidade de São Paulo

Developing a LC-MS/MS method to determine amyloid ß peptides in plasma samples obtained from patients with Alzheimer’s Disease

Caroline Fernandes Grecco

Universidade de São Paulo

Abstract

(I) Determination of amyloid β peptide in plasma sample from patients with Alzheimer’s Disease. (II) Development of an ultra-high performance liquid chromatography tandem mass spectrometry method.

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Author

Caroline Fernandes Grecco

Olá Hygor, obrigada pela interação. A próxima etapa desse trabalho consiste na síntese (in-situ) e caracterização de um capilar monolítico com grupos sulfônicos que será utilizado como coluna 1D no sistema in-tube SPME-LC-MS/MS (utilizando a coluna CSH C18 com dimensões 2,1 x 100 mm e 1,7 um como coluna 2D). Após a otimização dos parâmetros in-tube SPME, o método in-tube SPME-LC-MS/MS será validado e aplicado para a determinação dos peptídeos beta amilóides em amostras biológicas de pacientes com a doença de Alzheimer.