17 results about "Intestinal morphology" patented technology

The invention discloses a lactobacillus mucus fermentation strain. The microbial preservation number of the lactobacillus mucus fermentation strain is CCTCC (China Center for Type Culture Collection) NO: M 20252262. The strain can inhibit enterotoxigenic escherichia coli, and can treat or slow down diarrhea, intestinal oxidative damage, intestinal inflammation damage, intestinal morphological damage, intestinal barrier function damage and intestinal flora disorder caused by the enterotoxigenic escherichia coli. The strain is a probiotic with a clinical application prospect.

The invention relates to the technical field of medical auxiliary instruments, in particular to a newborn radiography body position auxiliary fixing device which comprises a moving platform and a lifting platform arranged at the top of the moving platform, and further comprises a tightening mechanism arranged on the rear side of the top of the lifting platform and two body position clamping mechanisms arranged on the rear side of the top of the lifting platform. The problems that in the prior art, most devices are made of solid acrylic plates to be of a cylindrical closed structure, the overall weight is large, movement capacity is not achieved, operation is tedious and depends on an external assisting device, and the cost is low are solved. The problems that fixing, carrying, operation and the like of a child patient are limited, the examination process is blocked, diagnosis and treatment are delayed, binding force cannot be accurately controlled, the nursing difficulty is increased, the intestinal form is possibly interfered and image judgment is influenced due to increase of abdominal pressure, and the adaptability is poor are solved.

This invention provides a method and application for improving the intestinal health of broilers using earthworm powder, belonging to the field of animal nutrition and feed technology. This invention solves the problems of poor growth performance, impaired intestinal health, and soybean meal substitution caused by nutritional deficiencies in broiler mixed meal diets. It includes the following steps: (1) raising earthworms in a substrate formed by mixing fermented chicken manure and Chinese medicine residue at a mass ratio of 2:3, and adding 2000 ppm sodium citrate to the substrate, controlling the substrate humidity at 50% to 55% and the temperature at 23 to 25°C; (2) preparing earthworm powder by freeze-drying the earthworms obtained in step (1) after disinfection; (3) replacing part of the soybean meal with 5.0% to 5.5% of the protein such as earthworm powder in the mixed meal broiler diet, and feeding the broilers. This invention significantly improves the growth performance, feed conversion ratio, immune function, intestinal digestive enzyme activity, intestinal morphology and barrier function of broilers, and optimizes the cecal microbiota, ultimately achieving efficient reduction and substitution of soybean meal and healthy and efficient broiler breeding.

The invention belongs to the technical field of animal nutrition and feed, discloses an application of a Fuzhuan tea extract in prevention of vomitoxin-caused piglet health injury, and particularly relates to an application of the Fuzhuan tea extract as a feed additive in prevention or improvement of piglet health injury. The feed additive can effectively reduce negative effects on weaned piglets caused by excessive vomitoxin in the feed, wherein the negative effects comprise growth performance reduction, diarrhea rate increase, intestinal morphology damage, intestinal cell proliferation inhibition, intestinal epithelial barrier injury, immune disorder, abnormal liver function and excessive oxidative stress and inflammatory response.

The invention discloses a feed additive for replacing antibiotics to treat chicken necrotic enteritis and application of the feed additive, and belongs to the technical field of feed. The effective component of the feed additive is the tannin extract from chestnut trees, and animal experiments prove that the tannin extract from chestnut trees can improve the production performance of broiler chickens with necrotic enteritis to a certain extent, improve the intestinal morphology and immune function of the broiler chickens with necrotic enteritis and improve the immunity of the broiler chickens with necrotic enteritis. Therefore, the chestnut tree tannin extract can replace antibiotics and has a good treatment effect on broiler intestinal inflammation caused by clostridium perfringens and coccidiosis.

The invention relates to the field of livestock and poultry breeding, and discloses a laying hen feed additive based on fermented broussonetia papyrifera and application of the laying hen feed additive. The additive is prepared by taking paper mulberry leaves as a main material, matching with rice husks, wheat bran and other auxiliary materials, inoculating a microecological preparation containing lactobacillus plantarum, candida utilis and bacillus subtilis, and performing anaerobic fermentation. 4% of the additive is used for daily ration of the aged laying hens, so that the laying rate can be remarkably increased, the dirty egg rate can be reduced, and the egg weight, the eggshell strength and the yolk color can be improved; the mechanism is to improve the form of the intestinal tract, enhance the expression of tight junction protein, regulate immune balance, optimize the structure of cecum flora and enrich beneficial microorganisms; the broussonetia papyrifera leaf feed additive realizes efficient utilization of broussonetia papyrifera leaf resources, provides a safe and effective functional additive for prolonging the laying period of laying hens and improving the breeding benefits, and has a good application prospect.

The invention discloses a daily ration composition for improving growth performance and health of weaned piglets and application of the daily ration composition. The daily ration composition is formed by adding dihydroquercetin into basic daily ration serving as a carrier of weaned piglets, and the dihydroquercetin is added into the basic daily ration according to the proportion of 100 mg / kg. According to the invention, 100 mg / kg of dihydroquercetin is accurately added into the daily ration of the weaned piglets, so that the average daily gain of the piglets can be remarkably increased, the feed-gain ratio and the diarrhea rate can be reduced, meanwhile, the antioxidant enzyme activity and the immune globulin content of serum can be increased, the morphological structure of intestinal tracts can be improved, and no adverse effect is caused to the liver, the kidney, the spleen and other organs of the piglets.

The invention discloses application of a herba houttuyniae polysaccharide extract in a feed capable of improving intestinal health of piglets, the feed comprises the herba houttuyniae polysaccharide extract and a basic feed, and the application method of the herba houttuyniae polysaccharide extract comprises the following steps: adding the herba houttuyniae polysaccharide extract into the basic feed, and continuously feeding 21-28-day-old weaned piglets for 28 days, the intestinal flora structure of weaned piglets is adjusted through the houttuynia cordata polysaccharide extract, short-chain fatty acid secretion is promoted, and the intestinal morphology is improved, so that diarrhea prevention and intestinal health improvement are achieved; the herba houttuyniae polysaccharide extract is prepared from the following components in percentage by mass: 20 percent to 21.6 percent of herba houttuyniae polysaccharide, 5 percent to 10 percent of volatile oil, 25 percent to 35 percent of flavonoid, 10 percent to 15 percent of total amino acid, 3.1 percent to 6.1 percent of alkaloid, 3 percent to 10 percent of organic acid and 1.5 percent to 5.5 percent of sterol, and the herba houttuyniae polysaccharide is prepared from glucose, galactose, mannose, arabinose and xylose. The invention aims to improve the survival rate of early weaned piglets, shorten the breeding cycle of a farm and improve the reproductive performance.

The invention discloses a compound probiotic preparation for relieving heat stress of sows and application of the compound probiotic preparation, and belongs to the technical field of animal feed. The compound probiotic preparation comprises clostridium butyricum, bacillus subtilis, bacillus licheniformis and enterococcus faecalis, wherein the final concentration of the clostridium butyricum in the feed is 1 * 10 < 6 > CFU / g, and the final concentration of the bacillus subtilis, the final concentration of the bacillus licheniformis and the final concentration of the enterococcus faecalis in the feed is 5 * 10 < 6 > CFU / g. The preparation provided by the invention can effectively reduce the stress hormone level and oxidative damage index in the blood of the sow under the heat stress condition, improve the activity of antioxidant enzyme, improve the feed intake and lactation performance in the lactation period, and reduce the backfat loss. Meanwhile, through the vertical transfer effect of the sows and the piglets, the intestinal morphology of the offspring piglets is remarkably improved, the intestinal barrier function and the antioxidant capacity are enhanced, and the weaning weight and the average daily gain of the piglets are improved, so that the negative effects of heat stress on the reproductive performance of the sows and the growth of the piglets are comprehensively relieved. The preparation is green and safe, and has important application value.

The invention discloses a feed additive for improving oxidation resistance of weaned piglets and improving intestinal morphological integrity and application of the feed additive. It is found for the first time that when gamma-PGA of different doses is added into weaned piglet feed, the growth performance of weaned piglets can be remarkably improved, the apparent digestibility of nutrient substances in the feed is improved, the intestinal morphological integrity of small intestines is improved, and jejunum antioxidant enzyme activity and gene expression are promoted. The application of the feed additive is expected to improve the oxidation resistance of the weaned piglets and promote the intestinal morphological integrity of the piglets, and the feed additive has a wide application prospect in actual breeding production. In addition, the invention provides a new solution thought and method for improving animal growth performance and maintaining intestinal morphological integrity.

The application discloses application of caprylic capric glycerides in preparation of products for relieving or inhibiting intestinal cell iron death of piglets. It is found that the caprylic capric glycerides have a regulating effect on intestinal cell iron death of piglets, and feeding piglets with products containing the caprylic capric glycerides can relieve or inhibit intestinal epithelial cell iron death of piglets, protect the intestinal morphology and function of piglets, and relieve or inhibit intestinal cell iron death of piglets induced by Escherichia coli K88. Feeding piglets with feed products containing the caprylic capric glycerides can positively regulate the jejunal villus height and the ratio of the jejunal villus height to the crypt depth of piglets, the ultrastructure of the jejunal of piglets, the protein expression amount of the tight junction protein ZO-1 of the jejunal of piglets, the contents of 4-HNE, GPX4, MDA and GSH in the jejunal of piglets, and the protein expression amount of the iron death signal path related factors (FTH1, GPX4, SLC3A2 and TFR1) of the jejunal of piglets, and can positively and comprehensively protect the intestinal health of piglets.

The invention provides a rhizoma polygonati polysaccharide extract weaned piglet feed additive and application thereof.The feed additive comprises a rhizoma polygonati polysaccharide extract, and the rhizoma polygonati polysaccharide extract comprises, by mass, 36%-49.8% of rhizoma polygonati polysaccharide, 3%-12% of saponin, 2%-8% of flavone, 30%-45% of total amino acid and 0.2%-1% of alkaloid. Polygonatum sibiricum polysaccharide has various pharmacological activities such as anti-inflammation and bacteriostasis, immunity regulation, tumor resistance, oxidation resistance, blood sugar and blood fat reduction and the like, the polygonatum sibiricum polysaccharide extract is reasonably added into weaned piglet basic feed breeding, and the application dosage of the polygonatum sibiricum polysaccharide extract is 150-600 mg per kg of weaned piglet basic feed; the feed antibiotic can replace feed antibiotics, and can effectively reduce the diarrhea rate of weaned piglets, regulate the intestinal flora structure and improve the abdominal and intestinal morphology of the weaned piglets, so that the survival rate of the weaned piglets in the early stage is increased, the breeding cycle of a farm is shortened, and the reproductive performance is improved.

The invention discloses a bacillus coagulans strain. The microbial preservation number of the bacillus coagulans strain is CCTCC (China Center for Type Culture Collection) NO: M 20252261. The strain can treat or slow down intestinal oxidative damage, intestinal inflammation damage, intestinal morphological damage, intestinal barrier function damage and intestinal flora disorder caused by lipopolysaccharide, and can promote the growth of subjects. The strain is a probiotic with a clinical application prospect.

The invention discloses a bacillus subtilis metagen as well as a preparation method and application thereof, and particularly relates to a bacillus subtilis metagen which is prepared from a strain with the preservation number of CGMCC No.37377. The strain is separated from eight-treasure fermented soya beans, and can tolerate 121 DEG C high-temperature and high-pressure inactivation treatment for 15 minutes and retain biological activity. The metabiotic composition is prepared by carrying out fermentation culture on the strain, collecting thalli and inactivating under the conditions, wherein the viable bacterium concentration before inactivation is 2.5 * 10 < 7 >-2.5 * 10 < 9 > CFU / mL. When being used as a feed additive to feed largemouth bass juvenile fish, the metagen can remarkably promote growth of the largemouth bass juvenile fish, improve serum lysozyme, complement C3, C4 and IgM level to enhance immunity, improve intestinal morphology and improve relative abundance of beneficial bacteria in intestinal tracts, thereby comprehensively improving intestinal health. The metagen is good in stability and high in safety, and has a good application prospect in the field of aquatic feed.

This invention belongs to the field of aquaculture technology, specifically relating to a sea bass feed containing a partial replacement of fishmeal with aerobic bacteria protein and its application. This invention provides the application of aerobic bacteria protein in sea bass farming, wherein the replacement ratio of the aerobic bacteria protein is ≤10 wt.%. The aerobic bacteria protein is composed of *Hydrophages* spp. (…). Hydrogenophaga The single-cell protein produced by bacterial fermentation has a high protein content. Limiting the proportion of fishmeal replacement with bacterial hydroxide protein can reduce fishmeal usage and the cost of sea bass farming. Simultaneously, it has no significant adverse effects on sea bass growth performance, intestinal antioxidant capacity, intestinal digestive enzyme activity, lipid metabolism, expression of intestinal anti-inflammatory factors, expression of intestinal pro-inflammatory factors, expression of intestinal tight junction proteins, or intestinal morphology and structure. The results of the examples show that excessive substitution with bacterial hydroxide protein will have a negative impact on sea bass farming. This invention is easy to operate and highly feasible.

This invention discloses the application of rosemary extract in cage-raised yellow-feathered broiler chickens. It also discloses a method for improving meat quality and intestinal health in medium-growth yellow-feathered broiler chickens raised in stacked cages. The method of this invention, without significantly affecting daily weight gain, can reduce feed intake and feed conversion ratio, improve meat color and crude fat content, enhance serum antioxidant and immune functions, increase the villus height / crypt depth ratio, and optimize intestinal morphology. This invention, when used in the rearing of medium-growth yellow-feathered broiler chickens in stacked cages, can improve meat quality and intestinal health, reduce feed costs, and increase farming efficiency.

This invention discloses the effects and mechanisms of nicotinamide supplementation during the peripartum period on glucose and lipid metabolism in lambs from dairy goats. Starting with maternal nicotinamide supplementation, the study investigated its effects and mechanisms on lamb intestinal morphological development, nutrient transporter expression, glucose metabolism, blood biochemical indicators, and lipid metabolism. The study found that peripartum nicotinamide supplementation in dairy goats can improve glucose absorption in the lamb intestine, inhibit hepatic gluconeogenesis, promote hepatic lipolysis, and reduce liver damage. It can also promote abdominal fat deposition and intestinal morphological development in lambs, thus promoting lamb growth and development. The research results provide a theoretical basis for regulating lamb growth and development.