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Decreased plasmatic spermidine and increased spermine in mild cognitive impairment and Alzheimer's disease patients

JOAQUIM, HELENA P. G; COSTA, ALANA C; FORLENZA, ORESTES V; GATTAZ, WAGNER F; TALIB, LEDA L.
Arch. Clin. Psychiatry (Impr.); 46 (5), 2019
Abstract Background Current evidence suggests that upregulation of polyamines system plays a role both in cognitive deficit and synaptic loss observed in Alzheimer's disease (AD). Objective The aim of this study was to determine the plasmatic concentration of polyamines in mild cognitive impairment (...
Poliaminas/sangre, Disfunción Cognitiva/fisiopatología, Enfermedad de Alzheimer/fisiopatología, Cromatografía Liquida/métodos, Espectrometría de Masas en Tándem/métodos, Biomarcadores/sangre, Espermina/sangre, Metabolómica/métodos, Poliaminas/metabolismo, Enfermedad de Alzheimer/diagnóstico, Disfunción Cognitiva/diagnóstico, Espermidina/sangre, Ornitina/sangre, Putrescina/sangre
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A useful procedure for detection of polyamines in biological samples as a potential diagnostic tool in cancer diagnosis

Balcerzak, W; Pokajewicz, K; Wieczorek, PP.
Appl. cancer res; 37 (), 2017
Background: Polyamines present in human body are frequently considered as markers of occurrence of cancer. Therefore, the availability of simple and efficient method for determination of their level in body liquids and tissues is of some interest. Methods: Supported liquid membrane technology coupled wit...
Espermina, Espermidina, Cadaverina, Putrescina, Poliaminas/síntesis química, Neoplasias/diagnóstico, Biomarcadores de Tumor/clasificación
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Caracterizacion de elementos formes en liquido seminal
Characteristics of the elements of seminal fluid

Ordonez J., Justina; Sainz S., Jorge; Ascarrunz G., Maria E; Floes, Marcela C; Burgoa M., Claudio.
Cuad. Hosp. Clín; 35 (1), 1989
Han sido estudiados los resultados de 195 muestras de liquido seminal para la caracterizacion de bacterias, piocitos, leucocitos, globulos rojos y cristales de espermina. Los hallazgos en las preparaciones de semen han mostrado que el 93,84 por ciento contenian bacterias; 87,68 por ciento piocitos; el 57...
Infertilidad Masculina/etiología, Infertilidad/etiología, Semen/citología, Leucocitos/citología, Espermina/efectos adversos, Espermina/fisiología, Bolivia
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