13 results about "Pig intestine" patented technology

The invention relates to a composite antibacterial preservative film and a preparation method and application thereof.The composite antibacterial preservative film is prepared from a pig intestine mucosa protein solution, an acetic acid aqueous solution of chitosan and an acetic acid solution of curcumin, and the concentration of the pig intestine mucosa protein solution is 4-6 wt%; the use amount of the curcumin is 1-3wt% of the total dry weight of the chitosan and the pig intestine mucosa protein, and the use amount ratio of the pig intestine mucosa protein solution to the acetic acid aqueous solution of the chitosan to the curcumin acetic acid solution is 1: (3-5). A proper amount of pig intestine mucosa protein and a proper amount of curcumin and chitosan are matched together, the fresh-keeping film with the most stable interaction and the most stable film structure is formed among the pig intestine mucosa protein, the curcumin and the chitosan, and the fresh-keeping film is good in mechanical performance and high in barrier performance and particularly has a proper water vapor permeability value, so that the good antibacterial fresh-keeping effect is achieved; the food preservative can be well used in food preservation and food packaging.

The utility model discloses a sausage filling device for processing pig blood sausages, particularly relates to the technical field of food processing, and comprises a rack, a longitudinal frame is vertically mounted at the top end of the rack, two mounting brackets are fixedly mounted at the side ends of the longitudinal frame, and a sausage filling mechanism is arranged at the end parts of the mounting brackets; a storage box is fixedly mounted on one side, close to the sausage filling mechanism, of the side end of the rack; the sausage filling mechanism comprises a sausage filling outer pipe, the sausage filling outer pipe is fixedly installed at the end of the installation support, a connecting opening is formed in the bottom end of the sausage filling outer pipe, a discharging outer pipe is fixedly installed at the bottom end of the connecting opening, a sleeve nozzle is integrally formed at the end, away from the connecting opening, of the discharging outer pipe, and the outer side of the sleeve nozzle is movably sleeved with a positioning ring. According to the semi-automatic sausage filling machine, the sausage filling mechanism is arranged, auxiliary positioning is carried out on the opening end of a pig intestine, materials can be conveniently and automatically squeezed into the pig intestine, semi-automatic sausage filling of the pig intestine is achieved, and operation is easy.

The utility model relates to the field of supports, in particular to a placing support for a pig intestine refrigeration house, which comprises a side frame and an inner frame, the side frame is composed of a plurality of side plates, and the lower surfaces and the upper surfaces of the plurality of side plates are provided with insertion holes and insertion blocks which are matched in size; the inner frame is arranged on the inner sides of the two side frames, the inner frame comprises a bracket and a frame body, the bracket is lapped on the inner sides of the side frames in a variable-angle mode, and the top of the bracket is connected with the frame body in a sliding mode; according to the utility model, the pig intestines can be stacked in a non-contact manner through the plurality of frame bodies on the inner sides of the side frames while intervals are reserved, so that the space in the warehouse is fully utilized, the inclination angle of the frame bodies filled with the pig intestines can be enlarged when the quantity of stored goods is small, so that regular inspection is facilitated, and the inclination angle can be reduced when the quantity of stored goods is large, so that the occupied space is reduced; and a large number of pig intestines can be conveniently put into the inner frame for storing the pig intestines.

This invention discloses a method for removing odor from pig intestines, relating to a second aspect of the food processing technology field. The method comprises the following steps: enzyme treatment: papain is added at 0.9%-1.5% of the pig intestine mass, and the treatment is carried out at 45℃-50℃ for 30-60 minutes, followed by thorough rinsing with water; alkali treatment: sodium hydroxide solution is applied at a concentration of 0.8g / L-1.6g / L, and the treatment is carried out at room temperature for 20-40 minutes, followed by thorough rinsing with water; alcohol treatment: ethanol solution is applied at a concentration of 25%-45%, and the treatment is carried out at room temperature for 35-55 minutes, followed by thorough rinsing with water. This invention proposes a three-step synergistic treatment process of enzyme-alkali-alcohol, achieving an odor removal rate of over 80% under mild conditions. This process does not rely on external flavor masking and leaves no undesirable residues.

The invention discloses a pig intestine source clostridium butyricum cell-free supernatant and application thereof, and belongs to the technical field of microorganisms. The preparation method of the cell-free supernate comprises the following steps: co-culturing clostridium butyricum and escherichia coli K88, centrifuging fermentation liquor to remove thalli, sequentially filtering the fermentation liquor through a 0.22 mu m ceramic membrane and a 3kDa ultrafiltration membrane, collecting components of which the molecular weight is less than 3kDa, and performing freeze drying and resuspension to obtain the cell-free supernate. The supernate is rich in various active small molecule peptide fragments. The invention further discloses application of the supernate in preparation of a medicament for relieving diarrhea of weaned piglets or a feed additive for improving growth performance of the weaned piglets. Test results show that the cell-free supernate can significantly improve the growth performance of weaned piglets, effectively reduce the diarrhea rate, optimize the intestinal flora structure and increase the abundance of beneficial bacteria, and has significant beneficial effects.

The utility model relates to the technical field of enzymolysis reaction tanks, and provides a heparin sodium crude product enzymolysis reaction tank which comprises a tank body, a fixed seat and a central shaft, the fixed seat is arranged at the top of the tank body, the central shaft is rotatably connected in the tank body and the fixed seat, a defoaming assembly is arranged in the tank body, and a stirring assembly is arranged at the top of the central shaft and the tank body. The spraying assembly is arranged at the top in the tank body, the bubble removing assembly comprises a mesh inner plate, the mesh inner plate is arranged in the tank body and rotationally connected to the outer portion of the center shaft, and an auxiliary motor is arranged at the top of the tank body. According to the technical scheme, the problems that bubbles are easily generated in the stirring process, particularly more bubbles are generated at the liquid level, the contact between pig intestine mucosa and an enzymolysis agent is influenced, and the enzymolysis effect is influenced in the related technology are solved.

The invention discloses an effect of an SERHL2 gene in AFB1 pathopoiesis and application of the SERHL2 gene, and belongs to the technical field of biology. Pig intestine epithelial cells (IPEC-J2) are knocked out through SERHL2 gene editing, and after AFB1 treatment and SERHL2 knockout, the activity of the pig intestine epithelial cells is increased, cell death is reduced, and toxicity resistance is increased. Based on this, it is found for the first time that SERHL2 gene knockout can resist intestinal cytotoxicity caused by AFB1 toxin, and the SERHL2 gene knockout can become a therapeutic target for treating AFB1 mycotoxin and an important target for serving animal and human health.

The utility model discloses an efficient enzymolysis reaction device for extracting pig intestine mucosa protein, which belongs to the technical field of animal product processing, and adopts the technical scheme that the efficient enzymolysis reaction device comprises a reaction tank, a heating mechanism is arranged on the inner wall of the reaction tank, a control mechanism is mounted on the left side of the heating mechanism, and a reaction cover is clamped at the top of the reaction tank; a servo motor is mounted at the top of the reaction cover, a connecting rotating rod is rotationally connected to the bottom of the reaction cover, a connecting rotating shaft is connected to the top of the connecting rotating rod through a flat key, stirring blades are welded to the surface of the connecting rotating rod, and a discharging pipe is fixedly connected to the bottom of the control mechanism. According to the heating mechanism, heat can be uniformly conducted into the reaction tank from the outer side of the reaction tank through cooperation of three heat conduction rings, a heat conduction rod and a heating ring, the local overheating or supercooling phenomenon caused by a traditional heating mode is avoided, the enzymolysis reaction is conducted in a stable temperature environment, the enzyme activity is guaranteed, and the extraction efficiency and quality of pig intestine mucosa protein are improved.

The invention relates to the technical field of biology, in particular to application of dulcitol in regulating and controlling pig intestinal key protein and / or metabolite. The invention provides an application of dulcitol in preparation of a preparation for regulating and controlling oxidative stress and glucose metabolism related protein expression in the weaned pig colon. The dulcitol can simultaneously regulate and control the expression of PRDX4, NQO1, LDHA and other proteins in the weaned pig colon. The invention also provides an application of dulcitol in preparation of a preparation for regulating linoleic acid metabolism of weaned piglets, wherein the regulation refers to up-regulation of the contents of gamma-linoleic acid and linoleic acid in colon contents. The invention discloses a new mechanism of dulcitol action from molecular and metabolism levels, and provides a key scientific basis for application of dulcitol as a precise targeting intestinal function regulator.

The invention discloses a method for improving porcine AFB1 toxin tolerance by knocking out a CGNL1 gene, and belongs to the technical field of biology. According to the invention, pig intestine epithelial cells (IPEC-J2) are knocked out through CGNL1 gene editing, after AFB1 treatment, the activity of the pig intestine epithelial cells after CGNL1 knockout is increased, cell death is reduced, and toxicity resistance is increased. Based on this, it is found for the first time that CGNL1 gene knockout can resist intestinal cytotoxicity caused by AFB1 toxin, and the CGNL1 gene knockout can possibly become a therapeutic target for treating AFB1 mycotoxin and an important target for serving animal and human health.

The invention provides a black hair local pig intestine processing and preparation method, and relates to the technical field of food processing. The flash evaporation device used in the aluminum oxide evaporation process comprises a black hair local pig intestine processing and preparation method, and the method comprises the following specific operation steps: S1, raw material pretreatment: raw material pretreatment sequentially comprises the steps of appearance inspection, ultrasonic cleaning biological enzymolysis and supercritical COdegreasing; s2, performing vacuum pulsation marinating; s3, gradient temperature control curing, wherein the gradient temperature control curing process sequentially comprises three stages of swelling, flavoring and shaping; s4, antibacterial and fresh-keeping treatment, wherein the antibacterial and fresh-keeping treatment process comprises edible film spraying and radio frequency pasteurization; and S5, packaging and storing. Through the steps, the skatole removal rate is larger than or equal to 90%, the degreasing rate is larger than 95%, the marinade penetration depth reaches the intestinal wall center, the salinity difference is smaller than 10%, the shrinkage rate is controlled to be smaller than or equal to 22%, the total number of bacterial colonies is reduced by 2 orders of magnitude, heat-resistant bacillus is inactivated, and the sterilization rate is larger than 99.9%.

The invention discloses a Rongchang pig source ZH30 strain and application thereof, and belongs to the technical field of agricultural livestock feed additives. The ZH30 strain provided by the invention has bacteriostatic activity on a plurality of common pig pathogenic bacteria such as escherichia coli, staphylococcus aureus, salmonella typhimurium, salmonella pullorum and enterococcus faecalis, is wide in antibacterial spectrum, and is beneficial to reducing the load of pathogenic bacteria in intestinal tracts of pigs. Meanwhile, the ZH30 strain is sensitive to streptomycin, gentamicin and ampicillin, infectious microbe pollution can be conveniently controlled through a conventional antibiotic means in the fermentation and preparation production process, and meanwhile the drug resistance spreading risk is reduced. As a functional strain of a probiotic preparation for pigs, the ZH30 strain disclosed by the invention can improve the intestinal health of pigs and improve the mechanical barrier integrity of the intestinal tracts, has potential application values of reducing the diarrhea risk of piglets and improving the feed utilization rate and the production performance, and is of great significance to the development of animal husbandry and feed industry.

The utility model discloses processing equipment for efficiently extracting heparin sodium in pig intestine mucosa, which comprises an extraction tank, a feed inlet, a stirring piece and a feed channel, the feed inlet is arranged at the top end of one side of the extraction tank, two groups of stirring rollers are arranged in the center of the interior of the feed inlet, a rolling shaft is transversely arranged in the feed channel, and the stirring piece is arranged in the rolling shaft. A rolling shaft is arranged in the extraction tank, spiral blades are uniformly distributed on the rolling shaft, a third driving motor is fixed at one end of the feeding channel, a rotating shaft is arranged in the center of the interior of the extraction tank, stirring pieces are uniformly arranged at the bottom end of the rotating shaft, a movable frame is arranged above the extraction tank, and a first driving motor is fixed at the top of the movable frame. According to the utility model, the extraction tank, the feeding hole, the crushing roller, the crushing teeth, the feeding channel, the rolling shaft, the third driving motor and the spiral blade are arranged, and through an integrated crushing and conveying structure, continuous feeding can be realized, and the equipment utilization rate and the extraction efficiency are improved.