{"id":6380,"date":"2024-01-18T16:30:44","date_gmt":"2024-01-18T16:30:44","guid":{"rendered":"https:\/\/olmix.com\/?p=6380"},"modified":"2024-11-27T11:47:49","modified_gmt":"2024-11-27T10:47:49","slug":"el-tamano-de-particula-importa","status":"publish","type":"post","link":"https:\/\/mycokingdom.net\/es\/el-tamano-de-particula-importa\/","title":{"rendered":"El tama\u00f1o de part\u00edcula importa"},"content":{"rendered":"[vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; top_padding=&#8221;2%&#8221; constrain_group_4=&#8221;yes&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; overflow=&#8221;visible&#8221; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; 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background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; column_position=&#8221;default&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221; column_padding_type=&#8221;default&#8221; gradient_type=&#8221;default&#8221;][vc_row_inner column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; top_padding=&#8221;2%&#8221; text_align=&#8221;left&#8221; row_position=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; 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overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221; column_padding_type=&#8221;default&#8221; gradient_type=&#8221;default&#8221;][nectar_icon icon_family=&#8221;fontawesome&#8221; icon_style=&#8221;default&#8221; icon_color_type=&#8221;color_scheme&#8221; icon_color=&#8221;Extra-Color-1&#8243; icon_padding=&#8221;0px&#8221; pointer_events=&#8221;all&#8221; icon_fontawesome=&#8221;fa fa-clock-o&#8221; icon_size=&#8221;15&#8243; margin_right=&#8221;7px&#8221; margin_top=&#8221;1px&#8221;][vc_column_text][rt_reading_time label=&#8221;Tiempo de lectura:&#8221; postfix=&#8221;minutes&#8221; postfix_singular=&#8221;minute&#8221;][\/vc_column_text][\/vc_column_inner][\/vc_row_inner][vc_row_inner column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; top_padding=&#8221;2%&#8221; constrain_group_1=&#8221;yes&#8221; bottom_padding=&#8221;2%&#8221; text_align=&#8221;left&#8221; row_position=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; pointer_events=&#8221;all&#8221;][vc_column_inner column_padding=&#8221;padding-2-percent&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;left&#8221; left_margin=&#8221;7px&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; overflow=&#8221;visible&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;advanced&#8221; border_left_desktop=&#8221;1&#8243; column_border_color=&#8221;#269756&#8243; column_border_style=&#8221;solid&#8221; column_padding_type=&#8221;default&#8221; gradient_type=&#8221;default&#8221;][vc_column_text el_class=&#8221;med&#8221;]<b>La determinaci\u00f3n de micotoxinas en muestras de campo se basa en el muestreo, la preparaci\u00f3n de la muestra, el submuestreo y el an\u00e1lisis instrumental. <\/b><span style=\"font-weight: 400;\">La etapa de preparaci\u00f3n de la muestra consiste en la trituraci\u00f3n (reducci\u00f3n del tama\u00f1o de part\u00edcula) y homogeneizaci\u00f3n de la muestra, realizada para <\/span><b>minimizar el impacto de la distribuci\u00f3n heterog\u00e9nea<\/b><span style=\"font-weight: 400;\">, es decir, los &#8220;puntos calientes&#8221;, de las micotoxinas.<\/span>[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][vc_row_inner column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; top_padding=&#8221;2%&#8221; constrain_group_1=&#8221;yes&#8221; bottom_padding=&#8221;2%&#8221; text_align=&#8221;left&#8221; row_position=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; pointer_events=&#8221;all&#8221;][vc_column_inner column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; overflow=&#8221;visible&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;][image_with_animation image_url=&#8221;6285&#8243; image_size=&#8221;full&#8221; animation_type=&#8221;entrance&#8221; animation=&#8221;None&#8221; animation_movement_type=&#8221;transform_y&#8221; hover_animation=&#8221;none&#8221; alignment=&#8221;&#8221; border_radius=&#8221;none&#8221; box_shadow=&#8221;none&#8221; image_loading=&#8221;default&#8221; max_width=&#8221;100%&#8221; max_width_mobile=&#8221;default&#8221;][vc_column_text]<i><span style=\"font-weight: 400;\">Figura: Diagrama de flujo jer\u00e1rquico de la preparaci\u00f3n de las muestras: fracciones, submuestras y porciones para testar.<\/span><\/i>[\/vc_column_text][vc_column_text]<span style=\"font-weight: 400;\">En su trabajo, <\/span><b>Zhang <\/b><b><i>et al.<\/i><\/b><b> plante\u00f3 la hip\u00f3tesis de que la distribuci\u00f3n del tama\u00f1o de part\u00edcula de una muestra triturada podr\u00eda utilizarse para evaluar la homogeneidad de la muestra<\/b><span style=\"font-weight: 400;\">. En primer lugar, se confirm\u00f3 que el an\u00e1lisis por difracci\u00f3n l\u00e1ser del tama\u00f1o de part\u00edcula era un m\u00e9todo adecuado para la determinaci\u00f3n del tama\u00f1o de part\u00edcula, y se determinaron los par\u00e1metros adecuados de preparaci\u00f3n de la muestra (elecci\u00f3n del dispersante, velocidad de agitaci\u00f3n). <\/span><\/p>\n<p><span style=\"font-weight: 400;\">A continuaci\u00f3n, se prepararon muestras de harina de trigo, ma\u00edz, piensos compuestos y mantequilla de cacahuete y se midi\u00f3 el tama\u00f1o de part\u00edcula mediante difracci\u00f3n l\u00e1ser. A continuaci\u00f3n, se extrajeron treinta porciones para testar de diez submuestras de cada matriz y se cuantificaron las siguientes micotoxinas mediante LC-MS: deoxinivalenol (DON) en las porciones de ma\u00edz integral, piensos compuestos y harina de trigo; fumonisinas (FUM) y zearalenona (ZEA) en las porciones de los piensos compuestos y aflatoxina B1 (AFB1) en las porciones de mantequilla de cacahuete. <\/span><\/p>\n<p><span style=\"font-weight: 400;\">El an\u00e1lisis ANOVA de los resultados mostr\u00f3 que la varianza dentro de una muestra y entre muestras no fue significativamente diferente, lo que significa que <\/span><b>AFB1, DON, FUM y ZEA se distribuyeron homog\u00e9neamente en las muestras trituradas de las diversas matrices de prueba. <\/b><span style=\"font-weight: 400;\">Por lo tanto, se concluy\u00f3 que las <\/span><b>matrices con el 90% de las part\u00edculas (Dv90) por debajo de 850 \u03bcm podr\u00edan considerarse homog\u00e9neas con<\/b><span style=\"font-weight: 400;\"> respecto a las aflatoxinas, deoxinivalenol, zearalenona y fumonisinas analizadas.<\/span>[\/vc_column_text][vc_column_text]<em><i><span style=\"font-weight: 400;\">Refer\u00eancia: Zhang, K.; Tran, I.; Tan, S. Characterization of Particle-Size-Based Homogeneity and Mycotoxin Distribution Using Laser Diffraction Particle Size Analysis. Toxins 2023, 15, 450. <\/span><\/i><a href=\"https:\/\/doi.org\/10.3390\/toxins15070450\" target=\"_blank\" rel=\"noopener\"><i><span style=\"font-weight: 400;\">https:\/\/doi.org\/10.3390\/toxins15070450<\/span><\/i><\/a><\/em>[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; overflow=&#8221;visible&#8221; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;none&#8221;][vc_column column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; column_position=&#8221;default&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;][vc_column_text]\n[\/vc_column_text][\/vc_column][\/vc_row]\n","protected":false},"excerpt":{"rendered":"<p>[vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; top_padding=&#8221;2%&#8221; constrain_group_4=&#8221;yes&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; overflow=&#8221;visible&#8221; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;none&#8221; gradient_type=&#8221;default&#8221; shape_type=&#8221;&#8221;][vc_column column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221;&#8230;<\/p>\n","protected":false},"author":16,"featured_media":13069,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[39],"tags":[],"class_list":{"0":"post-6380","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-myco-news-4"},"_links":{"self":[{"href":"https:\/\/mycokingdom.net\/es\/wp-json\/wp\/v2\/posts\/6380","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mycokingdom.net\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mycokingdom.net\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mycokingdom.net\/es\/wp-json\/wp\/v2\/users\/16"}],"replies":[{"embeddable":true,"href":"https:\/\/mycokingdom.net\/es\/wp-json\/wp\/v2\/comments?post=6380"}],"version-history":[{"count":2,"href":"https:\/\/mycokingdom.net\/es\/wp-json\/wp\/v2\/posts\/6380\/revisions"}],"predecessor-version":[{"id":16573,"href":"https:\/\/mycokingdom.net\/es\/wp-json\/wp\/v2\/posts\/6380\/revisions\/16573"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mycokingdom.net\/es\/wp-json\/wp\/v2\/media\/13069"}],"wp:attachment":[{"href":"https:\/\/mycokingdom.net\/es\/wp-json\/wp\/v2\/media?parent=6380"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mycokingdom.net\/es\/wp-json\/wp\/v2\/categories?post=6380"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mycokingdom.net\/es\/wp-json\/wp\/v2\/tags?post=6380"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}