{"id":39486,"date":"2025-08-21T10:51:19","date_gmt":"2025-08-21T10:51:19","guid":{"rendered":"https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/?p=39486"},"modified":"2025-08-25T20:09:33","modified_gmt":"2025-08-25T20:09:33","slug":"a-masters-thesis-presented-by-graduate-student-noor-nabil-raffo-titled-a-study-on-the-effect-of-nano-selenium-on-the-histological-structure-of-immune-organs-and-antibody-levels-against-t","status":"publish","type":"post","link":"https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/2025\/08\/21\/a-masters-thesis-presented-by-graduate-student-noor-nabil-raffo-titled-a-study-on-the-effect-of-nano-selenium-on-the-histological-structure-of-immune-organs-and-antibody-levels-against-t\/","title":{"rendered":"A master&#8217;s thesis presented by graduate student Noor Nabil Raffo, titled:  \u201cA Study on the Effect of Nano-Selenium on the Histological Structure of Immune Organs and Antibody Levels Against the IBD Vaccine in Broiler Chickens.\u201d"},"content":{"rendered":"<p><strong>The College of Veterinary Medicine at the University of Mosul held a master&#8217;s thesis defense titled:<\/strong><\/p>\n<p><strong>\u201cA Study on the Effect of Nano-Selenium on the Histological Structure of Immune Organs and Antibody Levels Against the IBD Vaccine in Broiler Chickens.\u201d<\/strong><\/p>\n<p>The thesis was presented by graduate student Noor Nabil Raffo, specializing in Poultry Diseases, on Thursday, August 21, 2025.<\/p>\n<p><strong>Study Objectives:<\/strong><\/p>\n<p>The research aimed to investigate the impact of nano-selenium on:<\/p>\n<ul>\n<li>The histological architecture of key immune organs: the thymus, spleen, and bursa of Fabricius<\/li>\n<li>Antibody titers in response to the IBD (Gumboro) vaccine<\/li>\n<li>Growth and production performance metrics<\/li>\n<li>Gene expression levels of the antioxidant enzyme glutathione peroxidase in the liver<\/li>\n<\/ul>\n<p><strong>Key Findings:<\/strong><\/p>\n<p>The results demonstrated that combining nano-selenium with the IBD vaccine had a clear and positive effect on:<\/p>\n<ul>\n<li>Growth performance and hematological parameters<\/li>\n<li>Histological integrity of immune organs<\/li>\n<li>Enhanced antibody levels in broiler chicks<\/li>\n<li>Activation of antioxidant defenses, particularly glutathione peroxidase<\/li>\n<\/ul>\n<p><strong>Thesis Committee Members:<\/strong><\/p>\n<ol>\n<li>Dr. Firas Mohammed Abd \u2013 Chair (College of Veterinary Medicine, University of Mosul)<\/li>\n<li>Asst. Prof. Intisar Khazaal Shehab \u2013 Member (University of Mosul)<\/li>\n<li>Asst. Prof. Nawar Ali Jassim \u2013 Member (University of Tikrit)<\/li>\n<li>Dr. Hadeel Basim Thanoon \u2013 Member and Supervisor (University of Mosul)<\/li>\n<\/ol>\n<p>Following a confident and scientifically grounded defense, the thesis was accepted by the committee.<\/p>\n<p><strong>Congratulations to the researcher, the supervisor, the college, and the Department of Diseases and Poultry Diseases on this academic achievement. Wishing continued success to the committee. This defense contributes to the realization of Sustainable Development Goal 3 (Good Health and Well-being) and Goal 4 (Quality Education).<\/strong><\/p>\n<p>University of Mosul<\/p>\n<p>College of Veterinary Medicine<\/p>\n<p>Department of Diseases and Poultry Diseases<\/p>\n<p><img decoding=\"async\" class=\"lazyload  wp-image-39156 aligncenter\" src=\"https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-content\/uploads\/sites\/5\/2025\/07\/3-1-300x141.png\" data-orig-src=\"https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-content\/uploads\/sites\/5\/2025\/07\/3-1-300x141.png\" alt=\"\" width=\"538\" height=\"253\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27538%27%20height%3D%27253%27%20viewBox%3D%270%200%20538%20253%27%3E%3Crect%20width%3D%27538%27%20height%3D%27253%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-content\/uploads\/sites\/5\/2025\/07\/3-1-200x94.png 200w, https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-content\/uploads\/sites\/5\/2025\/07\/3-1-300x141.png 300w, https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-content\/uploads\/sites\/5\/2025\/07\/3-1.png 327w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 538px) 100vw, 538px\" \/><\/p>\n<p><img decoding=\"async\" class=\"lazyload  wp-image-39157 aligncenter\" src=\"https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-content\/uploads\/sites\/5\/2025\/07\/4-1-300x142.jpg\" data-orig-src=\"https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-content\/uploads\/sites\/5\/2025\/07\/4-1-300x142.jpg\" alt=\"\" width=\"535\" height=\"253\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27535%27%20height%3D%27253%27%20viewBox%3D%270%200%20535%20253%27%3E%3Crect%20width%3D%27535%27%20height%3D%27253%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-content\/uploads\/sites\/5\/2025\/07\/4-1-200x95.jpg 200w, https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-content\/uploads\/sites\/5\/2025\/07\/4-1-300x142.jpg 300w, https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-content\/uploads\/sites\/5\/2025\/07\/4-1-400x189.jpg 400w, https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-content\/uploads\/sites\/5\/2025\/07\/4-1-600x284.jpg 600w, https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-content\/uploads\/sites\/5\/2025\/07\/4-1-768x363.jpg 768w, https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-content\/uploads\/sites\/5\/2025\/07\/4-1-800x378.jpg 800w, https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-content\/uploads\/sites\/5\/2025\/07\/4-1-1024x484.jpg 1024w, https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-content\/uploads\/sites\/5\/2025\/07\/4-1-1200x567.jpg 1200w, https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-content\/uploads\/sites\/5\/2025\/07\/4-1-1536x726.jpg 1536w, https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-content\/uploads\/sites\/5\/2025\/07\/4-1.jpg 1600w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 535px) 100vw, 535px\" \/><\/p>\n<p style=\"text-align: center\"><img decoding=\"async\" class=\" wp-image-46823 lazyautosizes lazyloaded\" src=\"https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6799.jpeg\" alt=\"\" width=\"1073\" height=\"709\" data-orig-src=\"https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6799.jpeg\" data-srcset=\"https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6799-200x132.jpeg 200w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6799-300x198.jpeg 300w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6799-400x264.jpeg 400w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6799-600x397.jpeg 600w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6799-768x508.jpeg 768w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6799-800x529.jpeg 800w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6799-1024x677.jpeg 1024w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6799-1200x793.jpeg 1200w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6799.jpeg 1280w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p style=\"text-align: center\"><img decoding=\"async\" class=\" wp-image-46824 lazyautosizes lazyloaded\" src=\"https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6798.jpeg\" alt=\"\" width=\"1069\" height=\"1266\" data-orig-src=\"https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6798.jpeg\" data-srcset=\"https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6798-200x237.jpeg 200w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6798-253x300.jpeg 253w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6798-400x474.jpeg 400w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6798-600x710.jpeg 600w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6798-768x909.jpeg 768w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6798-800x947.jpeg 800w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6798-865x1024.jpeg 865w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6798.jpeg 1081w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 1081px) 100vw, 1081px\" \/><\/p>\n<p style=\"text-align: center\"><img decoding=\"async\" class=\" wp-image-46822 lazyautosizes lazyloaded\" src=\"https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6800.jpeg\" alt=\"\" width=\"1062\" height=\"927\" data-orig-src=\"https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6800.jpeg\" data-srcset=\"https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6800-200x175.jpeg 200w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6800-300x262.jpeg 300w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6800-400x349.jpeg 400w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6800-600x524.jpeg 600w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6800-768x670.jpeg 768w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6800-800x698.jpeg 800w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6800-1024x894.jpeg 1024w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6800-1200x1047.jpeg 1200w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6800.jpeg 1280w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><img decoding=\"async\" class=\" wp-image-46821 lazyautosizes lazyloaded aligncenter\" src=\"https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6801.jpeg\" alt=\"\" width=\"1058\" height=\"529\" data-orig-src=\"https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6801.jpeg\" data-srcset=\"https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6801-200x100.jpeg 200w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6801-300x150.jpeg 300w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6801-400x200.jpeg 400w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6801-600x300.jpeg 600w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6801-768x384.jpeg 768w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6801-800x400.jpeg 800w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6801-1024x512.jpeg 1024w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6801-1200x600.jpeg 1200w, https:\/\/uomosul.edu.iq\/veterinarymedicine\/wp-content\/uploads\/sites\/7\/2025\/08\/IMG_6801.jpeg 1280w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The College of Veterinary Medicine at the University of Mosul held a master&#8217;s thesis defense titled: \u201cA Study on the Effect of Nano-Selenium on the Histological Structure of Immune Organs and Antibody Levels Against the IBD Vaccine in Broiler Chickens.\u201d The thesis was presented by graduate student Noor Nabil Raffo, specializing in Poultry Diseases, on Thursday, August 21, 2025. Study Objectives: The research aimed to investigate the impact of nano-selenium on: The histological architecture of key immune organs: the thymus, spleen, and bursa of Fabricius Antibody titers in response to the IBD (Gumboro) vaccine Growth and production performance metrics Gene expression <a href=\"https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/2025\/08\/21\/a-masters-thesis-presented-by-graduate-student-noor-nabil-raffo-titled-a-study-on-the-effect-of-nano-selenium-on-the-histological-structure-of-immune-organs-and-antibody-levels-against-t\/\"> [Read More]<\/a><\/p>\n","protected":false},"author":64,"featured_media":39511,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2,4],"tags":[],"class_list":["post-39486","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","category-viva"],"_links":{"self":[{"href":"https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-json\/wp\/v2\/posts\/39486","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-json\/wp\/v2\/users\/64"}],"replies":[{"embeddable":true,"href":"https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-json\/wp\/v2\/comments?post=39486"}],"version-history":[{"count":2,"href":"https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-json\/wp\/v2\/posts\/39486\/revisions"}],"predecessor-version":[{"id":39489,"href":"https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-json\/wp\/v2\/posts\/39486\/revisions\/39489"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-json\/wp\/v2\/media\/39511"}],"wp:attachment":[{"href":"https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-json\/wp\/v2\/media?parent=39486"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-json\/wp\/v2\/categories?post=39486"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/uomosul.edu.iq\/en\/veterinarymedicine\/wp-json\/wp\/v2\/tags?post=39486"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}