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      APLICACIÓN DEL HPLC EN EL ESTABLECIMIENTO DEL PERIODODE LATENCIA DE LA OXITETRACICLINA EN MÚSCULO DE CAMARÓN(Litopenaeus vannamei) EN UN SISTEMA DE PRODUCCIÓNSEMI-INTENSIVO EN CUBA Translated title: APPLICATION OF HPLC IN THE OXYTETRACYCLINE LATENCY PERIODESTABLISHMENT IN THE SHRIMP MUSCLE (Litopenaeus vannamei)IN A SEMI-INTESIVE PRODUCTION SYSTEM IN CUBA

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          Abstract

          Se desarrolló una metodología para la determinación de oxitetraciclina en músculo de camarón por cromatografía líquida de alta resolución empleando columna de fase reversa y detección UV a 340 nm. La extracción se desarrolló con una solución Mcllvaine-EDTA y los extractos fueron purificados empleando columnas de extracción fase sólida (C18-500mg-6mL). El método presentó un recobrado entre 78.2±9.9 % con una precisión menor del 10% en las concentraciones de 200 y 400 ng/g, la linealidad mostró un coeficiente de correlación mayor de 0.99 y el límite de detección fue 105 ng/g, Se estableció el periodo de latencia de la oxitetraciclina en músculo de camarones (Litopenaeus vannamei) entre 14-20 días cuando se suministra el alimento medicamentado a una dosis de 4g/kg durante 14 días en condiciones de producción semi-intensivo. Los análisis de residualidad en cinco camaroneras en el momento de la cosecha nos mostraron niveles de oxitetraciclinas superiores a 100 ng/g.

          Translated abstract

          A methodology for determining of oxytetracycline in shrimp muscle by high performance liquid chromatography was developed using reverse phase column and UV detection at 340 nm. Extraction was done with a solution Mcllvaine-EDTA and the extracts purified using solid phase extraction columns (C18-6mL-500mg). The method showed a recovered between 78.2 ± 9.9% with a precision lesser than 10% in the concentrations of 200 and 400 ng/g, linearity showed a correlation coefficient higher than 0.99 and the detection limit was 105 ng/g. Oxytetracycline latency period in shrimp muscle (Litopenaeus vannamei) was set between 14-20 days when the medicated feed containing 4g/kg was supplied for 14 days under semi intensive production conditions. The analyses of residues in five shrimp farm at the harvest time showed oxytetracycline levels above 100 ng/g.

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          Mortalities of pond-cultured juvenile shrimp, Penaeus monodon, associated with dominance of luminescent vibrios in the rearing environment

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            Validation of analytical procedures: text and methodology Q2 (R1)

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              Validation of analytical procedures: text and methodology, Q2R1

              (2005)
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                Author and article information

                Contributors
                Role: ND
                Role: ND
                Role: ND
                Role: ND
                Role: ND
                Journal
                rsa
                Revista de Salud Animal
                Rev Salud Anim.
                Centro Nacional de Sanidad Agropecuaria (La Habana )
                2224-4700
                August 2010
                : 32
                : 2
                : 97-105
                Affiliations
                [1 ] Centro Nacional de Sanidad Agropecuaria Cuba
                [2 ] Grupo Empresarial para el Desarrollo del Cultivo de Camarón (GEDECAM)
                Article
                S0253-570X2010000200005
                e9d14374-321e-4b0a-84f6-97503d665ebf

                http://creativecommons.org/licenses/by/4.0/

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                Product

                SciELO Cuba

                Self URI (journal page): http://scielo.sld.cu/scielo.php?script=sci_serial&pid=0253-570X&lng=en
                Categories
                ACOUSTICS

                Acoustics
                oxytetracycline,HPLC,shrimp,latency period,oxitetraciclina,camarón,periodo de latencia
                Acoustics
                oxytetracycline, HPLC, shrimp, latency period, oxitetraciclina, camarón, periodo de latencia

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