TY - JOUR AU - Guevara-Garay, Luz Andrea AU - Cuartas-Castaño, Diego Alejandro AU - Llano-Naranjo, Felipe PY - 2013/09/13 Y2 - 2024/03/29 TI - Kappa caseína de la leche: aspectos bioquímicos, moleculares, productivos y nutricionales JF - Revista Médica de Risaralda JA - Rev. Médica Risaralda VL - 20 IS - 1 SE - Artículo de revisión DO - 10.22517/25395203.8531 UR - https://revistas.utp.edu.co/index.php/revistamedica/article/view/8531 SP - AB - <!--[if gte mso 9]><xml> <w:WordDocument> <w:View>Normal</w:View> <w:Zoom>0</w:Zoom> <w:TrackMoves /> <w:TrackFormatting /> <w:DoNotShowRevisions /> <w:DoNotPrintRevisions /> <w:DoNotShowComments /> <w:DoNotShowInsertionsAndDeletions /> <w:DoNotShowPropertyChanges /> <w:HyphenationZone>21</w:HyphenationZone> <w:PunctuationKerning /> <w:ValidateAgainstSchemas /> <w:SaveIfXMLInvalid>false</w:SaveIfXMLInvalid> <w:IgnoreMixedContent>false</w:IgnoreMixedContent> <w:AlwaysShowPlaceholderText>false</w:AlwaysShowPlaceholderText> <w:DoNotPromoteQF /> <w:LidThemeOther>ES-CO</w:LidThemeOther> <w:LidThemeAsian>X-NONE</w:LidThemeAsian> <w:LidThemeComplexScript>X-NONE</w:LidThemeComplexScript> <w:Compatibility> <w:BreakWrappedTables /> <w:SnapToGridInCell /> <w:WrapTextWithPunct /> <w:UseAsianBreakRules /> <w:DontGrowAutofit /> 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</xml><![endif]--><!--[if gte mso 10]> <mce:style><! /* Style Definitions */ table.MsoNormalTable {mso-style-name:"Tabla normal"; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-priority:99; mso-style-parent:""; mso-padding-alt:0cm 5.4pt 0cm 5.4pt; mso-para-margin-top:0cm; mso-para-margin-right:0cm; mso-para-margin-bottom:10.0pt; mso-para-margin-left:0cm; line-height:115%; mso-pagination:widow-orphan; font-size:11.0pt; font-family:"Calibri","sans-serif"; mso-ascii-font-family:Calibri; mso-ascii-theme-font:minor-latin; mso-hansi-font-family:Calibri; mso-hansi-theme-font:minor-latin; mso-fareast-language:EN-US;} --><p>La caseína hace parte de las proteínas secretadas en la leche de la mayoría de los mamíferos, es una fosfoproteína producida por cuatro genes que codifican para las caseínas α s1, α s2, β y κ, las cuales se organizan en forma de micelas o unidades solubles. Las caseínas tienen un alto contenido de aminoácidos esenciales que se separan de la parte acuosa por acción de enzimas como la quimosina, la cual precipita la proteína en la elaboración quesos. Dentro de la caseínas de la leche, la kappa-caseína tiene gran influencia en la composición de la leche en relación con su capacidad de coagulación, tiempo de formación del cuajo, tasa de formación de la cuajada, y vigor del coágulo en la producción de queso para consumo humano. El conocimiento de los factores que definen el nivel de kappa caseína en la leche es de relevancia para los productores y procesadores, puesto que la elevación de su contenido puede derivar en un mayor rendimiento del producto para la elaboración de derivados lácteos y, a su vez, en un mayor beneficio económico.</p><!--[endif] --> ER -