27 results about "Breast muscle" patented technology

The application discloses a SNP marker combination for broiler breast intramuscular fat content prediction and assisted breeding and application thereof, and belongs to the technical field of assisted breeding.The application aims to provide a method for broiler breast intramuscular fat content prediction and assisted breeding.The application provides 331 SNP markers related to broiler breast intramuscular fat content, which are used for identifying broiler breast intramuscular fat content.

The present application belongs to the field of molecular biology technology and breeding of Muxuan black-bone chickens, and particularly relates to a PMEL17 gene for breast muscle blackness of Muxuan black-bone chickens and a genetic marker method thereof. The nucleotide sequence of the gene is shown as SEQ ID NO. 1. The marker method is to design a primer pair, take the genomic DNA of Muxuan black-bone chickens as a template, perform PCR amplification, obtain a sequence shown as SEQ ID NO. 4, identify whether the sequence has a mutation, and analyze the correlation between the mutation and the breast muscle blackness of Muxuan black-bone chickens. The screened gene is a gene related to the breast muscle blackness of Muxuan black-bone chickens, and further screening of a SNP related to the trait at a 553th site of the PMEL17 gene sequence can be used as a genetic marker for auxiliary selection of Muxuan black-bone chickens. Through the genetic marker, Muxuan black-bone chickens with more melanin deposition and darker color can be selected and bred, which has important significance and application value for the genetic breeding of Muxuan black-bone chickens.

The invention discloses a meat duck pectoralis determination system and method. The system comprises a multi-modal pectoralis image fusion divider module, a muscle three-dimensional feature principal component fusion model module, a heterogeneous pectoralis multi-index grading model module, a poultry meat muscle parameter management analysis platform, a meat duck pectoralis parameter acquisition module and a parameter result output module. The method comprises the following steps: acquiring parameters such as muscle fiber diameter and intermuscular fat content through a meat duck pectoralis parameter acquisition module, storing and associating the parameters through a poultry meat muscle parameter management and analysis platform, and respectively transmitting the parameters to a multi-modal pectoralis image fusion divider and a muscle three-dimensional feature principal component fusion model; the former processes a multi-source image to generate a segmented image, the latter processes parameters to generate a feature vector, the two data are transmitted into a heterogeneous pectoralis multi-index grading model to analyze and judge grades, and finally, a parameter result output module integrates an output result. The meat duck breast muscle measuring efficiency and accuracy are improved, and the quality control requirement of the meat duck industry is met.

The application provides a SNP molecular marker and a breeding application method which are significantly related to the content of chicken meat flavor substance (E, E)-2,4-decadienal. The SNP molecular marker is rs316165567, contains a nucleotide sequence with a polymorphism of C / A at 2,519,798 bp of chicken chromosome 14, and when the genotype of the site is AA, the content of (E, E)-2,4-decadienal of the chicken meat sample is higher. The established molecular assisted breeding technology can early select the high-quality chicken flavor quality traits by determining the genotype of the SNP site of the measured chicken, can improve the content of (E, E)-2,4-decadienal of the chicken breast, and has great industrial application value and economic and scientific research value.

The invention belongs to the technical field of animal feeding, and discloses a feeding method and device for animal sustainable research, the poultry growth cycle is divided, the whole growth cycle is divided into a brooding period, a growing period and an egg laying period / maintenance period, and staged running training is performed according to the divided growth cycle; health monitoring and adjustment are carried out, the speed is reduced when the feed intake per day is reduced by more than 15%, and electrolyte is supplemented when the water content of poultry manure is greater than 75%; according to the method, anatomical sampling detection is performed monthly, and leg muscle / pectoral muscle ratio, tibia bone density and athletic ability tests are performed, so that poultry can be driven to move when the poultry is fed, and regular movement can promote cardiopulmonary function development, improve metabolism efficiency, enhance disease resistance and reduce the incidence rate of respiratory tract and digestive tract diseases; exercise consumes excess energy, excessive accumulation of visceral fat is avoided, and the probability of metabolic diseases such as fatty liver is reduced.

The invention provides an SNP (Single Nucleotide Polymorphism) molecular marker remarkably related to the content of a chicken flavor substance (E, E)-2, 4-decadienal and a breeding application method. The SNP molecular marker is rs316165567 and contains nucleotide sequences with C / A polymorphism at 2nd, 519th and 798bp positions on a chicken chromosome 14, and when the genotype of the site is AA, the content of (E, E)-2, 4-decadienal of a corresponding chicken sample is high. According to the established molecular assisted breeding technology, the flavor quality character of the high-quality broiler chicken is selected in an early stage by determining the genotype of the SNP site of the chicken to be detected, the content of the chicken breast muscle (E, E)-2, 4-decadienal can be increased, and the molecular assisted breeding technology has great industrial application value and economic and scientific research value.

The present application relates to the technical field of biological breeding and artificial intelligence, and particularly relates to a poultry breast muscle weight prediction method, device and electronic equipment. The method comprises the following steps: using an image enhancement network to perform enhancement processing on a digital X-ray radiography image of poultry, to obtain an enhanced digital X-ray radiography image; using an image segmentation network to perform breast muscle region segmentation on the enhanced digital X-ray radiography image, to obtain breast muscle region information; based on the breast muscle region information, extracting geometric features of the breast muscle region; inputting the geometric features into a trained machine learning model, and outputting a prediction result of the breast muscle weight of the poultry. The present application solves the defects of low efficiency and inability to realize automatic batch measurement caused by manually segmenting and weighing to obtain the breast muscle weight of poultry in the prior art, and realizes rapid and automatic prediction of the breast muscle weight of poultry.

The invention relates to the technical field of biology, in particular to an SV molecular marker related to chicken breast muscle weight character and application of the SV molecular marker. The SV molecular marker of the AK5 gene related to the pectoral muscle weight character is found, and the SV molecular marker is a section of 339 bp deletion variation located in a region 18831318-18831656 on a No.8 chromosome of a chicken T2T genome (GCA024206055.2); in addition, a corresponding primer pair and a detection product are designed based on the SV molecular marker, so that prediction and screening of chicken breast muscle weight traits are realized. Results of the specific embodiment of the invention show that the chicken breast muscle weight can be accurately determined by using the SV molecular marker, the primer pair and the detection product provided by the invention. Therefore, the invention provides a new molecular marker for assisted selective breeding.

The application relates to a production method and application of combined fermentation of bupleurum and lonicera japonica residues by bacillus velezensis and pediococcus acidilactici, and belongs to the technical field of biotechnology. The bupleurum and lonicera japonica residues are treated by adopting a process of enzymolysis first and then fermentation, wherein the composite enzyme comprises cellulase, beta-glucanase, xylanase, beta-mannanase and phytase; and the fermentation bacteria comprise bacillus velezensis and pediococcus acidilactici. The fermented bupleurum and lonicera japonica residues provided by the application have a high release amount of active ingredients (chlorogenic acid, forsythoside and baicalin), and the addition ratio in broiler chickens is 2.0%-4.0%. The application effect includes improving growth performance, improving the levels of anti-inflammatory factor IL-10 and serum immunoglobulin IgM of the body, improving the muscle quality and flavor characteristics of the breast muscle, and improving the contents of inosinic acid, intramuscular protein, flavor amino acid and total amino acid. The product can not only improve the yield and quality of livestock products, but also relieve the pressure on the environment caused by solid waste residues, and has a good market prospect.

The invention relates to the cross technical field of artificial intelligence and intelligent agriculture, discloses a poultry motion distribution analysis and feed feeding method and system integrated with intelligent sensing, and aims to solve the problems of high decision delay, high misjudgment rate and resource waste caused by dependence on indirect behavior inference in the prior art. According to the method, poultry breast muscle temperature, micro-macro motion and identity data are collected in real time through a multi-mode sensing terminal, a group physiological state space-time matrix is constructed at an edge gateway, and starvation state distribution is predicted based on a hidden Markov model; and the distributed feeder autonomously executes accurate feeding according to the locally received probability graph and the dynamic threshold value. The system comprises a sensing terminal, an edge computing gateway and an intelligent feeding actuator, and a closed-loop architecture with in-situ sensing, edge analysis and autonomous response is formed. According to the application, low-delay and high-precision response to the real hunger demand of the poultry is realized, the feeding efficiency is remarkably improved, and the energy consumption and the communication overhead are reduced.

The technology as disclosed herein includes systems, methods, and compositions for detection of disease in a subject using spectroscopy and includes more effective detection of muscular myopathies in commercially farmed animals using infrared spectroscopy, and includes detection of Wooden Breast, White Striping, and / or Spaghetti Meat in broiler chickens utilizing near infrared spectroscopy. Implementations of the systems, methods, and compositions provided herein include and / or utilize and / or provide for detection of Wooden Breast, White Striping, and / or Spaghetti Meat in broiler chickens utilizing near infrared spectroscopy of breast area of live birds for prediction of taurine levels in the muscle.

The technology as disclosed herein includes systems, methods, and compositions for detection of disease in a subject using spectroscopy and includes more effective detection of muscular myopathies in commercially farmed animals using infrared spectroscopy, and includes detection of Wooden Breast, White Striping, and / or Spaghetti Meat in broiler chickens utilizing near infrared spectroscopy. Implementations of the systems, methods, and compositions provided herein include and / or utilize and / or provide for detection of Wooden Breast, White Striping, and / or Spaghetti Meat in broiler chickens utilizing near infrared spectroscopy of breast area of live birds for prediction of taurine levels in the muscle.

The invention discloses application of long-chain non-coding LncRNA LMRF in improvement of chicken weight and slaughter performance, and belongs to the technical field of gene engineering. Through specific overexpression of LncRNA LMRF in chicken liver tissues, compared with a control group, the average weight of chicken in an experimental group during slaughtering is increased by 185.00 g, the total eviscerating weight is increased by 179.38 g, the pectoral muscle rate is increased by 1.31 times, and the leg muscle rate is increased by 1.20 times. The long-chain non-coding LncRNA LMRF promotes growth and development of chicken muscles by increasing the muscle fiber diameter and muscle fiber area, so that the weight and slaughter performance of the chicken are improved.

This invention discloses a method for breeding a breeding stock, comprising the following steps: Step 1: Determining the combining ability testing scheme for the parent generation of Kebai chickens; Step 2: Analyzing the combining ability testing data of the parent generation and screening out commercial generations; Step 3: Measuring the combining ability of the commercial generations; Step 4: Analyzing the data of the commercial generations; Step 5: Measuring the meat quality of the commercial broilers; Step 6: Analyzing the production performance of the commercial generations and their parent generations according to Step 3; By measuring the combining ability of the parent generation of Kebai chickens, corresponding commercial generations are screened out, and the performance of the commercial generations is measured. The analysis results show that the egg production of 66-week-old breeding chickens is 5-8 fewer eggs than that of high-yielding commercial laying hens, while the various performance characteristics of the commercial generations are more than 10% higher than those of "817". The breast and leg muscles are basically similar to those of "817", and the meat quality also has a significant advantage. The breeding benefits are significant, and it has good market promotion prospects.

The invention discloses application of a MUSTN1 gene in regulation of chicken carcass traits, and belongs to the technical field of gene engineering. According to the invention, the MUSTN1 gene is specifically overexpressed in chicken muscle tissues, so that key slaughter traits such as pectoral muscle rate and leg muscle rate can be remarkably improved. The data of the embodiment shows that the pectoral muscle rate of a test group is obviously improved (Plt: 0.05) compared with that of a control group, the leg muscle rate also presents a synchronous improvement trend, and the edible meat product proportion is directly increased. The overexpression of the MUSTN1 gene not only improves the slaughter traits, but also promotes the overall growth of chickens. A test result shows that under the same feeding condition, the average weight of a test group with overexpressed MUSTN1 is obviously higher than that of a control group (Plt; 0.05), and the gene has the effect of increasing the growth speed.

The application discloses a molecular marker related to a duck breast muscle aldehyde phospholipid content character and application thereof. The application relates to the technical field of animal genetics and breeding, and particularly relates to a molecular marker related to a duck breast muscle aldehyde phospholipid content character and application thereof. The application comprises detecting the genotype of a SNP in a duck genome, and identifying or assisting in identifying the duck breast muscle aldehyde phospholipid content according to the genotype. The SNP is a site on a duck chromosome 21, and the nucleotide type is G or A, which is the 80th nucleotide in sequence 1 in the sequence table. The application can be used for predicting the duck breast muscle aldehyde phospholipid content and duck breeding. The substance for detecting the SNP polymorphism and genotype can be combined with other substances (such as a substance for detecting a single nucleotide polymorphism or a genotype of a molecular marker related to the duck breast muscle aldehyde phospholipid content) to prepare a product for identifying a duck with high breast muscle aldehyde phospholipid content.

The invention provides application of a galega orientalis extract in preparation of a feed additive for improving poultry meat quality, and belongs to the field of feed additives. The capsella orientalis extract is obtained by extracting with a 50% ethanol aqueous solution and purifying with macroporous resin. The feed is used for improving the breast muscle quality, meat color, meat quality and physical and chemical quality of meat chickens. Moreover, the galega orientalis extract can promote the growth of beneficial bacteria by adjusting poultry intestinal microbiota, so that the galega orientalis extract is remarkably associated with poultry meat quality indexes.

The invention discloses application of MUSTN1 in promoting weight gain and intramuscular fat deposition of chickens, and belongs to the technical field of biological agriculture. According to the invention, the MUSTN1 gene and the encoding protein thereof are creatively applied, so that the synergistic improvement of chicken weight gain and intramuscular fat deposition is realized. The invention reveals for the first time that the over-expressed MUSTN1 gene can significantly increase the intramuscular fat (IMF) content while promoting the chicken weight increase, and effectively solves the long-standing technical bottleneck that the growth speed is negatively related to the meat flavor in commercial broiler chicken breeding. Test data show that the MUSTN1 overexpression enables the breast muscle IMF content of the Gushi chicken to be increased from 1.47% to 2.60%, the leg muscle IMF content of the Gushi chicken to be increased from 3.49% to 4.13%, and the weight of the Gushi chicken to be increased from 1507 g to 1707 g.

The invention provides a chicken Indel molecular marker and application of the chicken Indel molecular marker in slaughter character breeding. The molecular marker comprises at least one of the following three sites: a site A is located in a KLRN1B gene mRNA coding region and corresponds to insertion deletion mutation of the 205th site of SEQ ID NO.1, and allelic genes are CTCTG and C; the sites B and C are located in an mRNA coding region of the TNRC6B gene and correspond to insertion and deletion mutation of the 209th site of SEQ ID NO.2 and insertion and deletion mutation of the 225th site of SEQ ID NO.3 respectively, and allelic genes are C, CT, CTTTTCT and T and TTTTTTC. By detecting the genotypes of the sites, early and accurate breeding of chicken slaughter traits can be realized. According to the method, selection can be carried out in the chick stage, slaughter performance measurement does not need to be waited, the generation interval is shortened, the breeding accuracy of characters such as pectoral muscle weight, leg muscle weight and full eviscerating weight which are difficult to directly measure is improved, and the method is suitable for meat production performance improvement and new variety breeding of the local yellow chickens.

The application discloses a molecular marker related to a breast muscle weight trait of Zhongshan Muscovy duck and application thereof, and belongs to the technical field of molecular marker assisted poultry breeding. The molecular marker is a SNP site located at the 7467101th position of a duck genome 5th chromosome, and a G / A mutation exists, and the genotype is GG, GA or AA. By detecting the genotype of the site, the breast muscle weight trait can be determined: the breast muscle weight of an individual with the GG genotype is significantly higher than that of individuals with the GA and AA genotypes. The application can realize early and accurate selection and breeding of the breast muscle weight of the Zhongshan Muscovy duck at the living stage, avoid slaughter determination, reduce costs, improve genetic gain, and provide a reliable tool for improving the meat performance of the Zhongshan Muscovy duck.

1. The name of the designed product: pet plush toy (tiger with cotton rope on chest). 2. The use of the designed product: for pets to play. 3. The design points of the designed product: the combination of shape, pattern and color. 4. The picture or photo that best shows the design points: front view. 5. The design contains colors.

The application relates to the field of biotechnology and poultry breeding, and particularly discloses a molecular marker related to the breast muscle rate of meat-type ducks and application thereof. The molecular marker comprises a G->A single nucleotide polymorphism (SNP) mutation site, and the SNP mutation is located at the 140666858th site of duck chromosome 1 NC_051772.1. The mutation site significantly affects the breast muscle rate of meat-type ducks, and the breast muscle rate of the AA genotype is significantly higher than that of the GG genotype and the GA genotype. By using the site to implement molecular marker-assisted selection, the selection efficiency of the breast muscle rate of meat-type ducks can be improved, and the breeding process of meat-type ducks can be accelerated.

The invention relates to the technical field of microbial markers, in particular to an intestinal microbial marker for improving chicken breast development and application thereof, and aims to solve the problems that most of existing researches are limited to researches in the aspect of differential microorganisms, and the importance of a large number of differential microorganism results is often difficult to determine. Chryseobacterium sp. StRB126, Mycoplasma felii and Desulfosarcina widdeelii, which are most directly and stably associated with breast muscle development, are accurately screened from thousands of intestinal microorganisms of an animal model by comprehensively applying difference analysis and machine learning importance evaluation, and the markers can be directly converted into application targets to prepare a microbial reagent capable of improving chicken breast development, so that the development of chicken breast can be promoted, and the development of chicken breast can be promoted. The chicken breast yield and quality are further improved; the production performance of the chicken breast is improved by adjusting intestinal flora, healthy and green breeding is facilitated, dependence on antibiotics and chemical growth promoters is reduced, and the method conforms to the sustainable development direction of animal husbandry.

This invention relates to a breeding method for Changfeng native chickens. It involves selecting Sanhuang chickens and Ma chickens as maternal lines, and White Locke chickens and Cobb White-feathered chickens as paternal lines, and conducting directional hybridization using artificial insemination to form the F1 generation hybrid population. Next, based on the weight and meat quality test results at 300 days of age, superior families are selected, and the target traits are gradually fixed through multiple generations of directional hybridization and backcrossing. Simultaneously, genes from high-yielding broiler breeds such as Ross 308 or Cobb 500 are introduced to enhance the breeding performance of the paternal lines. Finally, through refined feeding management and a phased feeding strategy, the breeding effect is further optimized to ensure that the newly bred Changfeng native chicken breed reaches a weight of 3.0 to 3.5 kg at 300 days of age, with a breast muscle ratio of no less than 22%, and a stable egg production of over 170 eggs. This breeding method significantly increases the weight of Changfeng native chickens, while also making the meat firmer and improving its meat quality.

The invention discloses a molecular marker related to chicken breast muscle color characters and application, and belongs to the technical field of genetic engineering. The nucleotide sequence of the molecular marker is shown as SEQ ID NO.1, the mutation site of the molecular marker is located at the 392bp site of the CDS sequence of the INHA gene, C / T mutation exists at the 392bp site, and CC, CT and TT genotypes exist at the mutation site. Tests show that the molecular marker is significantly related to the breast muscle redness of chicken, and the breast muscle redness of chicken individuals when the mutation site genotype is TT is significantly higher than that of CC and CT genotype chicken individuals. The method can provide a theoretical basis for local chicken breed meat quality character breeding and marker-assisted selection.

This invention discloses a SNP molecular marker associated with broiler meat quality traits and its application, belonging to the field of molecular biology. The SNP molecular marker provided by this invention is located at locus 8567888 on chromosome 6, exhibiting a C>G mutation, and is named chr6.8567888 C>G. Experiments have shown that this SNP molecular marker is significantly associated with broiler meat quality traits, more specifically with the pH of broiler leg muscle. 45 Value, pectoral muscle pH 45 The value is significantly correlated with leg muscle shear force. This invention can assist in the breeding of broiler breeds with superior meat quality, providing a scientific basis for broiler breeding.