FeedChannel feedchannel@feedchannel.online https://www.feedchannel.online en-us Visualplatform http://blogs.law.harvard.edu/tech/rss FeedChannel episodic no https://www.feedchannel.online/files/rv1.7/sitelogo.gif https://www.feedchannel.online http://www.feedchannel.online/webinar-1-oxidative-stress-in-1 <p><b>Speakers: </b>Prof Peter Surai, Dr Mario Estevez and Dr. Pierre-André Geraert<br><br>The basis of oxidative stress (Prof Peter Surai) and its impact on meat quality (Dr Mario Estevez) &amp; share questions and answers during the roundtable.<br><br><h2>Questions and Anwers&nbsp;</h2><p><b>Q:&nbsp;A comment on flavonoïds, even if they are absorbed at low level some of them play an indirect role in inducing at gene level endogenous antioxidant systems.</b></p><p>Reinforcing the anti-oxidant defenses of the gut definitely improve its resistance to aggressive factors such as dietary ones (induced by mycotoxins for instance) or induced by microorganisms (bacteria, virus). Polyphenols and flavonoids may bring antioxidant benefits reinforcing the host response to xenobiotics.&nbsp;</p><p><b>Q: Is there a significant difference on the meat between chicken fed with Organic selenium and another fed with mineral selenium?</b></p><p>We assume that you mean organoleptic properties: improving the antioxidant status of the meat often is "indirectly" perceived by consumers influencing their choice. The conservation of the meat is also improved reducing the changes in color, texture,.. during storage or processing. Drip losses are clearly reduced when birds receive an organic selenium source compared to a mineral one.</p><p><b>Q: Oxidative impaires male fertility .. What about female ?</b></p><p>Indeed, the spermatozoids are clearly affected by oxidation. But ovocytes and particularly their membrane is also rich in polyunsaturated fats and prone to oxidation. Most parameters linked to egg production such as the export of vitellogenin by the hepatocyte toward the ovary is conditioned by membrane phospholipids. Preserving them from oxidation will help to enhance fertility. Hatchability is also clearly affected by oxidative stress situations and can be restored by using the right antioxidant solution.</p><p><b>Q:&nbsp;You said free radicals are used as weapons against bacteria, play a role of messenger: what about (too) high antioxidant intake?</b></p><p>Indeed, you're right. Free radicals are normal elements in the metabolism that help our body to get rid of xenobiotics. Antioxidant have to be balanced and an excess of one will not compensate for a deficiency of another and might event counteract the benefits of their nature. Proposing a balanced of efficient antioxidant solutions is thus key to improve animal performance under challenging conditions.</p><p><b>Q:&nbsp;Is oxidative stress affecting fertility ?</b></p><p>yes indeed, hot conditions and ageing are good examples of oxidative stress that affect fertility. An optimal balance of antioxidants has long been shown to improve fertility in a wide range of animal species including human.</p><p><b>Q:&nbsp;Is oxidized fat in the diet a source of oxidative stress?</b></p><p>Yes, oxidized fat can induce some toxicity depending the level and thus increase oxidative stress to the animal. It has long been worked at, but nowadays it is sometimes difficult to link the actual used index (iodine, …) to the decreased performance. However, lipid peroxydes have clearly a negative effect on sensitive molecules to oxidation. &nbsp;Antioxidant systems can help to alleviate those negative effects, particularly the selenoprotein Glutathione peroxidase 2 have been demonstrated to detoxify different lipid peroxides.</p></p><p><a href="http://www.feedchannel.online/webinar-1-oxidative-stress-in-1"><img src="http://www.feedchannel.online/64968567/66511997/6c22ff2a06d3652f86d6f33447e29462/standard/download-4-thumbnail.jpg" width="600" height="338"/></a></p> http://www.feedchannel.online/photo/66511997 Thu, 04 Mar 2021 10:00:39 GMT Webinar #1: Oxidative Stress in Animal Production Speakers: Prof Peter Surai, Dr Mario Estevez and Dr. Pierre-André GeraertThe basis of oxidative stress (Prof Peter Surai) and its impact on meat quality (Dr Mario Estevez) share questions and answers during the roundtable.Questions and AnwersQ:A comment on flavonoïds, even if they are absorbed at low level some of them play an indirect role in inducing at gene level endogenous antioxidant systems.Reinforcing the anti-oxidant defenses of the gut definitely improve its resistance to aggressive factors such as dietary ones (induced by mycotoxins for instance) or induced by microorganisms (bacteria, virus). Polyphenols and flavonoids may bring antioxidant benefits reinforcing the host response to xenobiotics.Q: Is there a significant difference on the meat between chicken fed with Organic selenium and another fed with mineral selenium?We assume that you mean organoleptic properties: improving the antioxidant status of the meat often is "indirectly" perceived by consumers influencing their choice. The conservation of the meat is also improved reducing the changes in color, texture,.. during storage or processing. Drip losses are clearly reduced when birds receive an organic selenium source compared to a mineral one.Q: Oxidative impaires male fertility .. What about female ?Indeed, the spermatozoids are clearly affected by oxidation. But ovocytes and particularly their membrane is also rich in polyunsaturated fats and prone to oxidation. Most parameters linked to egg production such as the export of vitellogenin by the hepatocyte toward the ovary is conditioned by membrane phospholipids. Preserving them from oxidation will help to enhance fertility. Hatchability is also clearly affected by oxidative stress situations and can be restored by using the right antioxidant solution.Q:You said free radicals are used as weapons against bacteria, play a role of messenger: what about (too) high antioxidant intake?Indeed, you're right. Free radicals are normal elements in the metabolism that help our body to get rid of xenobiotics. Antioxidant have to be balanced and an excess of one will not compensate for a deficiency of another and might event counteract the benefits of their nature. Proposing a balanced of efficient antioxidant solutions is thus key to improve animal performance under challenging conditions.Q:Is oxidative stress affecting fertility ?yes indeed, hot conditions and ageing are good examples of oxidative stress that affect fertility. An optimal balance of antioxidants has long been shown to improve fertility in a wide range of animal species including human.Q:Is oxidized fat in the diet a source of oxidative stress?Yes, oxidized fat can induce some toxicity depending the level and thus increase oxidative stress to the animal. It has long been worked at, but nowadays it is sometimes difficult to link the actual used index (iodine, …) to the decreased performance. However, lipid peroxydes have clearly a negative effect on sensitive molecules to oxidation. Antioxidant systems can help to alleviate those negative effects, particularly the selenoprotein Glutathione peroxidase 2 have been demonstrated to detoxify different lipid peroxides. Speakers: Prof Peter Surai, Dr Mario Estevez and Dr. Pierre-André GeraertThe basis of oxidative stress (Prof Peter Surai) and its impact on meat quality (Dr Mario Estevez) share questions and answers during the roundtable.Questions and AnwersQ:A... FeedChannel 54:50 <p><b>Speakers: </b>Prof Peter Surai, Dr Mario Estevez and Dr. Pierre-André Geraert<br><br>The basis of oxidative stress (Prof Peter Surai) and its impact on meat quality (Dr Mario Estevez) &amp; share questions and answers during the roundtable.<br><br><h2>Questions and Anwers&nbsp;</h2><p><b>Q:&nbsp;A comment on flavonoïds, even if they are absorbed at low level some of them play an indirect role in inducing at gene level endogenous antioxidant systems.</b></p><p>Reinforcing the anti-oxidant defenses of the gut definitely improve its resistance to aggressive factors such as dietary ones (induced by mycotoxins for instance) or induced by microorganisms (bacteria, virus). Polyphenols and flavonoids may bring antioxidant benefits reinforcing the host response to xenobiotics.&nbsp;</p><p><b>Q: Is there a significant difference on the meat between chicken fed with Organic selenium and another fed with mineral selenium?</b></p><p>We assume that you mean organoleptic properties: improving the antioxidant status of the meat often is "indirectly" perceived by consumers influencing their choice. The conservation of the meat is also improved reducing the changes in color, texture,.. during storage or processing. Drip losses are clearly reduced when birds receive an organic selenium source compared to a mineral one.</p><p><b>Q: Oxidative impaires male fertility .. What about female ?</b></p><p>Indeed, the spermatozoids are clearly affected by oxidation. But ovocytes and particularly their membrane is also rich in polyunsaturated fats and prone to oxidation. Most parameters linked to egg production such as the export of vitellogenin by the hepatocyte toward the ovary is conditioned by membrane phospholipids. Preserving them from oxidation will help to enhance fertility. Hatchability is also clearly affected by oxidative stress situations and can be restored by using the right antioxidant solution.</p><p><b>Q:&nbsp;You said free radicals are used as weapons against bacteria, play a role of messenger: what about (too) high antioxidant intake?</b></p><p>Indeed, you're right. Free radicals are normal elements in the metabolism that help our body to get rid of xenobiotics. Antioxidant have to be balanced and an excess of one will not compensate for a deficiency of another and might event counteract the benefits of their nature. Proposing a balanced of efficient antioxidant solutions is thus key to improve animal performance under challenging conditions.</p><p><b>Q:&nbsp;Is oxidative stress affecting fertility ?</b></p><p>yes indeed, hot conditions and ageing are good examples of oxidative stress that affect fertility. An optimal balance of antioxidants has long been shown to improve fertility in a wide range of animal species including human.</p><p><b>Q:&nbsp;Is oxidized fat in the diet a source of oxidative stress?</b></p><p>Yes, oxidized fat can induce some toxicity depending the level and thus increase oxidative stress to the animal. It has long been worked at, but nowadays it is sometimes difficult to link the actual used index (iodine, …) to the decreased performance. However, lipid peroxydes have clearly a negative effect on sensitive molecules to oxidation. &nbsp;Antioxidant systems can help to alleviate those negative effects, particularly the selenoprotein Glutathione peroxidase 2 have been demonstrated to detoxify different lipid peroxides.</p></p><p><a href="http://www.feedchannel.online/webinar-1-oxidative-stress-in-1"><img src="http://www.feedchannel.online/64968567/66511997/6c22ff2a06d3652f86d6f33447e29462/standard/download-4-thumbnail.jpg" width="600" height="338"/></a></p> antioxidant excess antioxidant protection antioxidant supplementation balance colostrum female fertility fertility flavonoids free radicals hatching immunity meat aging meat conservation meat maturation meat quality milk mycotoxin myopathies myopathy organic selenium oxidation oxidative stress oxidized fats pale soft exsudative poultry prooxidant PSE raw materials redox ROS roundtable signaling vitamins webinar http://www.feedchannel.online/oxidative-stress-in-animal-1 <p><b>Speakers:&nbsp;</b>Prof Peter Surai, Dr Mario Estevez and Dr Pierre-André Geraert&nbsp;<br><br>Prof Peter Surai, Dr Mario Estevez and Dr Pierre-André Geraert held a Questions and Answers session on Oxidative Stress in Animal Production.<br><br><p><b>Webinar #1: Oxidative Stress in Animal Production</b><br>On the basis of oxidative stress (Prof Peter Surai) and its impact on meat quality (Dr Mario Estevez) &amp; share questions and answers during the roundtable.<br></p></p><p><a href="http://www.feedchannel.online/oxidative-stress-in-animal-1"><img src="http://www.feedchannel.online/64968577/66511975/2639a385618218cd0febf13527e94ac2/standard/download-4-thumbnail.jpg" width="600" height="338"/></a></p> http://www.feedchannel.online/photo/66511975 Thu, 04 Mar 2021 09:59:49 GMT Oxidative Stress in Animal Production Roundtable Speakers:Prof Peter Surai, Dr Mario Estevez and Dr Pierre-André GeraertProf Peter Surai, Dr Mario Estevez and Dr Pierre-André Geraert held a Questions and Answers session on Oxidative Stress in Animal Production.Webinar #1: Oxidative Stress in Animal ProductionOn the basis of oxidative stress (Prof Peter Surai) and its impact on meat quality (Dr Mario Estevez) share questions and answers during the roundtable. Speakers:Prof Peter Surai, Dr Mario Estevez and Dr Pierre-André GeraertProf Peter Surai, Dr Mario Estevez and Dr Pierre-André Geraert held a Questions and Answers session on Oxidative Stress in Animal Production.Webinar #1: Oxidative Stress in... FeedChannel 21:23 <p><b>Speakers:&nbsp;</b>Prof Peter Surai, Dr Mario Estevez and Dr Pierre-André Geraert&nbsp;<br><br>Prof Peter Surai, Dr Mario Estevez and Dr Pierre-André Geraert held a Questions and Answers session on Oxidative Stress in Animal Production.<br><br><p><b>Webinar #1: Oxidative Stress in Animal Production</b><br>On the basis of oxidative stress (Prof Peter Surai) and its impact on meat quality (Dr Mario Estevez) &amp; share questions and answers during the roundtable.<br></p></p><p><a href="http://www.feedchannel.online/oxidative-stress-in-animal-1"><img src="http://www.feedchannel.online/64968577/66511975/2639a385618218cd0febf13527e94ac2/standard/download-4-thumbnail.jpg" width="600" height="338"/></a></p> antioxidant excess antioxidant supplementation balance colostrum difference effects fat quality fats female fertility flavonoids hatching meat aging meat conservation meat maturation milk mycotoxin oxidative stress oxidized fat raw materials roundtable vitamins http://www.feedchannel.online/how-various-non-agp-strategies-can <p><b>Speaker:</b> Dr Doug KORVER Univ of Alberta, Canada <br><br><b>Presentation:</b><br>Non-antibiotic strategies to control gut microbes, may directly or indirectly affect systemic inflammation. Thus, only using different and complementary alternative solutions with different mechanisms would appear efficient to help reduce medication and maintain productivity. <br><br><p><b><u>Poultry Science Association Annual Meeting 2019</u></b></p> <p><b>The bird and its ecosystem:&nbsp;</b><span><br> A global approach for an efficient production.<br> How to work with a complete and dynamic ecosystem is the challenge facing today’s nutritionist.&nbsp;Having a global and integrative view of how the intestinal microbiome and the animal’s body function together is the basis of sustainable nutrition.</span></p></p><p><a href="http://www.feedchannel.online/how-various-non-agp-strategies-can"><img src="http://www.feedchannel.online/64968566/66499230/798107b7dbc73d0ae3311b06a10f7750/standard/download-5-thumbnail.jpg" width="600" height="338"/></a></p> http://www.feedchannel.online/photo/66499230 Thu, 22 Aug 2019 00:00:00 GMT How various non-AGP strategies can reduce the systemic effects of inflammation Speaker: Dr Doug KORVER Univ of Alberta, Canada Presentation:Non-antibiotic strategies to control gut microbes, may directly or indirectly affect systemic inflammation. Thus, only using different and complementary alternative solutions with different mechanisms would appear efficient to help reduce medication and maintain productivity. Poultry Science Association Annual Meeting 2019 The bird and its ecosystem: A global approach for an efficient production. How to work with a complete and dynamic ecosystem is the challenge facing today’s nutritionist.Having a global and integrative view of how the intestinal microbiome and the animal’s body function together is the basis of sustainable nutrition. Speaker: Dr Doug KORVER Univ of Alberta, Canada Presentation:Non-antibiotic strategies to control gut microbes, may directly or indirectly affect systemic inflammation. Thus, only using different and complementary alternative solutions with... FeedChannel 34:38 <p><b>Speaker:</b> Dr Doug KORVER Univ of Alberta, Canada <br><br><b>Presentation:</b><br>Non-antibiotic strategies to control gut microbes, may directly or indirectly affect systemic inflammation. Thus, only using different and complementary alternative solutions with different mechanisms would appear efficient to help reduce medication and maintain productivity. <br><br><p><b><u>Poultry Science Association Annual Meeting 2019</u></b></p> <p><b>The bird and its ecosystem:&nbsp;</b><span><br> A global approach for an efficient production.<br> How to work with a complete and dynamic ecosystem is the challenge facing today’s nutritionist.&nbsp;Having a global and integrative view of how the intestinal microbiome and the animal’s body function together is the basis of sustainable nutrition.</span></p></p><p><a href="http://www.feedchannel.online/how-various-non-agp-strategies-can"><img src="http://www.feedchannel.online/64968566/66499230/798107b7dbc73d0ae3311b06a10f7750/standard/download-5-thumbnail.jpg" width="600" height="338"/></a></p> adaptive response alternatives antibiotic-free antibiotics antibodies appetite birds broilers chickens chicks competitive exclusion D44 dietary ingredients digestive inefficiencies energy environment hygiene enzymes growth-promoting hatching host immune system immunogen indigestible innate intestinal intestines metabolic inefficiencies non AGP nutritional immunomodulation oligosaccharides pathogens exclusion prebiotics probiotics reactions replacements specific symptoms systemic immunity targeted http://www.feedchannel.online/updates-in-broiler-breeder-trace <p><div><b>Speaker: </b>Leonardo Linares<br><br><br><b>Hot Topics</b></div><div>Plenary Session 6 - Hot topics</div><div><br></div><div><br></div><div><b>ESPN 2019</b></div><div>The 22nd European Symposium on Poultry Nutrition organized in Gdansk, Poland last June, reached a new attendance record with more than 1800 participants.</div></p><p><a href="http://www.feedchannel.online/updates-in-broiler-breeder-trace"><img src="http://www.feedchannel.online/64968571/69678442/db0d0824b20324309b4f6c7f62bffdf7/standard/download-13-thumbnail.jpg" width="75" height=""/></a></p> http://www.feedchannel.online/photo/69678442 Fri, 02 Aug 2019 00:00:00 GMT Updates in broiler breeder trace mineral nutrition Speaker: Leonardo LinaresHot TopicsPlenary Session 6 - Hot topicsESPN 2019The 22nd European Symposium on Poultry Nutrition organized in Gdansk, Poland last June, reached a new attendance record with more than 1800 participants. Speaker: Leonardo LinaresHot TopicsPlenary Session 6 - Hot topicsESPN 2019The 22nd European Symposium on Poultry Nutrition organized in Gdansk, Poland last June, reached a new attendance record with more than 1800 participants. FeedChannel 35:24 <p><div><b>Speaker: </b>Leonardo Linares<br><br><br><b>Hot Topics</b></div><div>Plenary Session 6 - Hot topics</div><div><br></div><div><br></div><div><b>ESPN 2019</b></div><div>The 22nd European Symposium on Poultry Nutrition organized in Gdansk, Poland last June, reached a new attendance record with more than 1800 participants.</div></p><p><a href="http://www.feedchannel.online/updates-in-broiler-breeder-trace"><img src="http://www.feedchannel.online/64968571/69678442/db0d0824b20324309b4f6c7f62bffdf7/standard/download-13-thumbnail.jpg" width="75" height=""/></a></p> albumens broilers chicks consumption copper Cu deficiencies diets egg quality eggshells embryo ESPN 2019 Fe hatching hens incubation iron layers manganese membranes minerals Mn mortality nutrients ossification production requirements shells trace transfers yolks zinc Zn http://www.feedchannel.online/from-yolk-to-intestine-nutrient <p><div><b>Speaker:</b> Zehava Uni<br><br><br><br><b>Hot Topics<br></b></div><div>Plenary Session 6 - Hot topics</div><div><br></div><div>&nbsp;</div><div><b>ESPN 2019</b></div><div>The 22nd European Symposium on Poultry Nutrition organized in Gdansk, Poland last June, reached a new attendance record with more than 1800 participants.</div></p><p><a href="http://www.feedchannel.online/from-yolk-to-intestine-nutrient"><img src="http://www.feedchannel.online/64968579/69678439/40aaf2dba2a278012d181dade477da5f/standard/download-12-thumbnail.jpg" width="75" height=""/></a></p> http://www.feedchannel.online/photo/69678439 Fri, 02 Aug 2019 00:00:00 GMT From yolk to intestine: nutrient transfer for better quality chicks Speaker: Zehava UniHot TopicsPlenary Session 6 - Hot topicsESPN 2019The 22nd European Symposium on Poultry Nutrition organized in Gdansk, Poland last June, reached a new attendance record with more than 1800 participants. Speaker: Zehava UniHot TopicsPlenary Session 6 - Hot topicsESPN 2019The 22nd European Symposium on Poultry Nutrition organized in Gdansk, Poland last June, reached a new attendance record with more than 1800 participants. FeedChannel 34:29 <p><div><b>Speaker:</b> Zehava Uni<br><br><br><br><b>Hot Topics<br></b></div><div>Plenary Session 6 - Hot topics</div><div><br></div><div>&nbsp;</div><div><b>ESPN 2019</b></div><div>The 22nd European Symposium on Poultry Nutrition organized in Gdansk, Poland last June, reached a new attendance record with more than 1800 participants.</div></p><p><a href="http://www.feedchannel.online/from-yolk-to-intestine-nutrient"><img src="http://www.feedchannel.online/64968579/69678439/40aaf2dba2a278012d181dade477da5f/standard/download-12-thumbnail.jpg" width="75" height=""/></a></p> AA absorption albumens amino acids broilers cluster analysis embryos endodermal epithelial cells ESPN 2019 fat feed genes growing period gut hatch hatching hatchlings hens incubation intestinal intestine intestines border minerals morphology nutrients nutrition nutritional content overheating oxygen limitation poultry meat protein slaughter transfers transporters villi structure water yolks yolk sac tissue YST http://www.feedchannel.online/oxidative-stress-selenium-in-layer <p><b>Speaker: </b>Peter SURAI<br><p>Layers are often facing oxidative stress situations and can be helped with pure organic selenium source.</p> <p>Layers are often facing stressful situations, environmental, nutritional, internal… which have oxidative components. Reducing the production of the free radicals or the consequence of those free radicals wil prevent degradation of performance. Pure organic Selenium plays a key role as chief orchestra of the antioxidant balance of layers and breeders through active selenoproteins containing SeCys.</p><p><br></p> <p><b>EggDay 2017</b></p></p><p><a href="http://www.feedchannel.online/oxidative-stress-selenium-in-layer"><img src="http://www.feedchannel.online/64968569/69611740/b2f13e69fc915c406b711a72332a5870/standard/download-12-thumbnail.jpg" width="600" height="338"/></a></p> http://www.feedchannel.online/photo/69611740 Tue, 23 Jan 2018 00:00:00 GMT Oxidative stress: selenium in layer and breeder nutrition Speaker: Peter SURAILayers are often facing oxidative stress situations and can be helped with pure organic selenium source. Layers are often facing stressful situations, environmental, nutritional, internal… which have oxidative components. Reducing the production of the free radicals or the consequence of those free radicals wil prevent degradation of performance. Pure organic Selenium plays a key role as chief orchestra of the antioxidant balance of layers and breeders through active selenoproteins containing SeCys. EggDay 2017 Speaker: Peter SURAILayers are often facing oxidative stress situations and can be helped with pure organic selenium source. Layers are often facing stressful situations, environmental, nutritional, internal… which have oxidative components.... FeedChannel 01:11:54 <p><b>Speaker: </b>Peter SURAI<br><p>Layers are often facing oxidative stress situations and can be helped with pure organic selenium source.</p> <p>Layers are often facing stressful situations, environmental, nutritional, internal… which have oxidative components. Reducing the production of the free radicals or the consequence of those free radicals wil prevent degradation of performance. Pure organic Selenium plays a key role as chief orchestra of the antioxidant balance of layers and breeders through active selenoproteins containing SeCys.</p><p><br></p> <p><b>EggDay 2017</b></p></p><p><a href="http://www.feedchannel.online/oxidative-stress-selenium-in-layer"><img src="http://www.feedchannel.online/64968569/69611740/b2f13e69fc915c406b711a72332a5870/standard/download-12-thumbnail.jpg" width="600" height="338"/></a></p> antioxidant protection EggDay 2017 eggs fatty acids fertility free radicals hatchability hatching organic selenium oxidation oxidative stress polyunsaturated acids poultry production prooxidant PUFAs quality redox ROS selenoamino acids selenomethionine semen SeMET sodium selenite spermatozoa stresses sulfur whites yolks