{"id":9414,"date":"2024-08-24T13:44:22","date_gmt":"2024-08-24T13:44:22","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=9414"},"modified":"2026-09-10T03:05:04","modified_gmt":"2026-09-10T03:05:04","slug":"proteins-3","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/es\/proteins-3\/","title":{"rendered":"\u00bfCu\u00e1l es la diferencia entre alfa-lactoalb\u00famina, alfa-lactalb\u00famina y lactoferrina?"},"content":{"rendered":"<p>El suero es un subproducto natural de la producci\u00f3n de queso. Dado que el cuerpo humano no absorbe ni utiliza f\u00e1cilmente la case\u00edna, \u00e9sta se separa de la leche de vaca y la porci\u00f3n restante se denomina suero.<\/p>\n<p>El valor nutritivo de la prote\u00edna de suero es superior al de la case\u00edna, el concentrado de prote\u00edna de soja, la prote\u00edna de huevo y otras prote\u00ednas.<\/p>\n<p>Los principales componentes prote\u00ednicos del lactosuero son la \u03b1-lactoalb\u00famina, la \u03b2-lactoglobulina, la \u03b1-lactoalb\u00famina, las proteasas-peptonas, la alb\u00famina s\u00e9rica y la inmunoglobulina, cada uno de ellos con una actividad biol\u00f3gica \u00fanica; del lactosuero tambi\u00e9n puede separarse un peque\u00f1o n\u00famero de otros componentes, como la lactoferrina y la lactoperoxidasa, que constituyen un ingrediente alimentario de alto valor.<\/p>\n<p><strong>Prote\u00edna alfa-Whey<\/strong><\/p>\n<p>La alfa-lactoalb\u00famina proporciona una combinaci\u00f3n \u00f3ptima de amino\u00e1cidos, mejora la biodisponibilidad de las prote\u00ednas y se adapta a la carga renal de los lactantes.<\/p>\n<p>La alfa-lactoalb\u00famina es rica en tript\u00f3fano, precursor de los neurotransmisores 5-hidroxitript\u00f3fano y melatonina, que segregan alternativamente las c\u00e9lulas pineales: Durante el d\u00eda se segrega 5-hidroxitript\u00f3fano, que es el neurotransmisor que regula el estado de \u00e1nimo, el apetito y el comportamiento; y durante la oscuridad de la noche se segrega melatonina, que es el agente end\u00f3geno inductor del sue\u00f1o y un importante regulador intr\u00ednseco del reloj biol\u00f3gico, que ayuda a los beb\u00e9s a dormir y favorece su desarrollo cerebral. Para que el ni\u00f1o tenga buen humor desde peque\u00f1o, coma bien y duerma bien. Por supuesto, los beb\u00e9s de buen humor se cr\u00edan mejor.<\/p>\n<p>Estudios cl\u00ednicos han demostrado que la alimentaci\u00f3n con f\u00f3rmulas ricas en \u03b1-lactoalb\u00famina puede aumentar la concentraci\u00f3n de bifidobacterias, las bacterias beneficiosas del tracto intestinal de los lactantes, y el crecimiento de bifidobacterias puede regular el equilibrio de la flora intestinal e inhibir el crecimiento de bacterias pat\u00f3genas intestinales.<\/p>\n<p>La alfa-lactoalb\u00famina tambi\u00e9n contiene cistina\/ciste\u00edna, que tambi\u00e9n tiene importantes funciones biol\u00f3gicas: como componente del glutati\u00f3n, previene el da\u00f1o oxidativo de los per\u00f3xidos; como precursor de la taurina, facilita la s\u00edntesis de los \u00e1cidos biliares, la absorci\u00f3n de los \u00e1cidos grasos y el desarrollo del sistema nervioso.<\/p>\n<p>Adem\u00e1s de nutrir, la alfa-lactoalb\u00famina tambi\u00e9n tiene una funci\u00f3n protectora para los lactantes, ya que puede tener efectos anticancer\u00edgenos.<\/p>\n<p><strong>Alfa-lactoalb\u00famina<\/strong><\/p>\n<p>La alfa-lactoalb\u00famina es la \u00fanica prote\u00edna del suero que fija el calcio. Es una prote\u00edna de mol\u00e9cula peque\u00f1a que constituye una excelente fuente de amino\u00e1cidos esenciales y de cadena ramificada, de los cuales los amino\u00e1cidos esenciales constituyen el 63,2%.<\/p>\n<p>La alfa-lactoalb\u00famina es el componente proteico m\u00e1s importante de la leche materna, y es rica en tript\u00f3fano. El tript\u00f3fano es un factor importante en el neurodesarrollo y un nutriente esencial para regular el sue\u00f1o, el apetito y el estado de \u00e1nimo.<\/p>\n<p>\u03b1-lactalb\u00famina de la leche materna represent\u00f3 m\u00e1s de 60% de la prote\u00edna total, es la principal forma de prote\u00edna de la leche humana, la leche \u03b1-lactalb\u00famina represent\u00f3 19% de la prote\u00edna total de suero de leche, la investigaci\u00f3n reciente encontr\u00f3 que la \u03b1-lactalb\u00famina aislada de la leche de vaca en t\u00e9rminos de proporci\u00f3n de amino\u00e1cidos y la estructura, as\u00ed como en la funci\u00f3n de las caracter\u00edsticas de la leche humana es muy similar, por lo que la \u03b1-lactalb\u00famina en la comida de f\u00f3rmula infantil ha sido ampliamente utilizado. El beb\u00e9 duerme bien y crece m\u00e1s sano<\/p>\n<p><strong>Lactoferrina<\/strong><\/p>\n<p>Como todos sabemos, en comparaci\u00f3n con la leche artificial, los lactantes amamantados pueden utilizar m\u00e1s eficazmente los nutrientes de la leche materna, y es menos probable que padezcan diversas enfermedades infecciosas y mantengan un crecimiento y un desarrollo normales, principalmente porque la leche materna contiene lactoferrina, inmunoglobulina y lisozima y otras prote\u00ednas activas, que pueden favorecer la digesti\u00f3n y la absorci\u00f3n de nutrientes, y proteger al organismo de las infecciones microbianas.<\/p>\n<p>Entre ellos, la lactoferrina tambi\u00e9n desempe\u00f1a un papel importante en el sistema de defensa inmunitaria del organismo al promover el desarrollo normal del tracto gastrointestinal, especialmente del sistema inmunitario de las mucosas, por lo que el enriquecimiento de estos factores inmunitarios en la leche en polvo para lactantes puede aumentar su funci\u00f3n inmunitaria.<\/p>\n<p>El sistema inmunitario de los reci\u00e9n nacidos no madura hasta que tienen alrededor de un a\u00f1o, por lo que su capacidad para combatir las infecciones es m\u00e1s d\u00e9bil que la de los ni\u00f1os mayores y los adultos, y son propensos a sufrir trastornos intestinales, lo que puede afectar a su ingesta nutricional y, por tanto, a sus niveles de crecimiento y desarrollo.<\/p>\n<p>La lactoferrina es un ingrediente natural rico en leche materna, que representa alrededor del 20% de la prote\u00edna total de la leche humana, y su valor nutricional tiene al menos dos aspectos: uno es como fuente proteica diet\u00e9tica de amino\u00e1cidos; el otro favorece la biodisponibilidad del hierro.<\/p>\n<p><span data-no-translation>Adding lactoferrin to infant formula requires evaluation of the specific ingredient, formulation, evidence and applicable requirements. The statements in the earlier version did not establish that supplementation prevents infant infections or is free of adverse effects. This article should not be used to select or modify an infant feeding plan; individual feeding questions belong with a qualified healthcare professional.<\/span><\/p>\n<p data-no-translation><em>Correction: 10 September 2026. Removed unsupported infant infection-prevention and absolute safety claims. This targeted correction does not represent a clinical review of every statement in the historical article. See our <a href=\"\/editorial-policy\/\">Editorial Policy<\/a>.<\/em><\/p>","protected":false},"excerpt":{"rendered":"<p>Whey is a natural by-product of cheese production. Since casein is not easily absorbed and utilized by the human body, casein is separated from cow&#8217;s milk, and the remaining portion is called whey, and whey protein exists in whey. The nutritional value of whey protein is superior to casein, soy protein concentrate, egg protein and [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[46],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is the difference between alpha-lactalbumin, alpha-lactalbumin, and lactoferrin? - China Chemical Manufacturer<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/longchangextracts.com\/es\/proteinas-3\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is the difference between alpha-lactalbumin, alpha-lactalbumin, and lactoferrin? - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"Whey is a natural by-product of cheese production. 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