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2001 results about "Incubator" patented technology

Incubator is a device used to grow and maintain microbiological cultures or cell cultures. The incubator maintains optimal temperature, humidity and other conditions such as the CO (CO₂) and oxygen content of the atmosphere inside. Incubators are essential for a lot of experimental work in cell biology, microbiology and molecular biology and are used to culture both bacterial as well as eukaryotic cells.

Coal rock porosity, permeability and electroacoustic stress-strain combined measuring device under overburden pressure and heating

The invention relates to a coal rock porosity, permeability and electroacoustic stress-strain combined measuring device under overburden pressure and heating. The coal rock porosity, permeability and electroacoustic stress-strain combined measuring device is provided with an incubator, wherein a supporting rod, a comprehensive gripper, a pushing platform, a cushion block and a coal sample are arranged in the incubator, the upper part of the comprehensive gripper is provided with an experimental oil pipe, the experimental oil pipe is inserted into the coal sample, the upper part of the experimental oil pipe is sequentially connected with an electromagnetic valve e, a standard chamber, a pressure gauge b, an electromagnetic valve c, a barometric regulator and a gas booster pump, an inlet of the gas booster pump is communicated with a gas cylinder through a lead wire, and the upper part of the experimental oil pipe is sequentially connected with a pressure gauge c, an electromagnetic valve d, a water pressure regulator, a liquid booster pump and a water tank. The coal rock porosity, permeability, and electroacoustic stress-strain combined measuring device can be used for effectively simulating the high temperature and high pressure geological environment under deep complicated formation conditions to obtain the porosity, the gas-water relative permeability, a stress-strain curve, the resistivity and the acoustic velocity of the coal rock sample under the same experimental conditions, thus effectively saving the sample, improving the accuracy and the comparability of experimental data, and bringing the great convenience for scientific research.
Owner:CHINA UNIV OF MINING & TECH

Method for identifying rice blast resistance of rice

A method for identifying rice blast resistance of rice comprises the steps of scissoring three rice stems in a large bract period from a rice growing field, bringing the rice stems back to a laboratory, scissoring 2cm from the upper portion of each stem section and 5-6cm from the lower portion of each stem section to obtain one rice stem with the whole length of approximate 7-8cm, putting the three rice stems into culture dishes with two layers of filter paper, adding sterile water of 1mL into each culture dish, washing cultivated rice blast fungus spores with the sterile water, obtaining concentration of 106 pcs/ml, dropping spore suspending liquid of 8 muL to stem section sites of each rice stem through a liquid moving gun, putting the culture dishes into a illuminating incubator at the temperature of 26 DEG C, wrapping the culture dishes with transparent films to keep humidity in the culture dishes, cultivating for ten days in light and dark alternating modes to survey disease conditions, dividing survey disease levels into three levels, regarding the first level as disease-resistant cultivars, regarding the second level as susceptible cultivars, and regarding the third level as highly susceptible cultivars. The method optimizes the concentration and inoculation amount of inoculated rice blast fungus spores and establishes simple, convenient and accurate grading standards.
Owner:INST OF PLANT PROTECTION JIANGXI ACAD OF AGRI SCI

Morchella esculenta cultivating strain, and inducting method and cultivating method therefor

ActiveCN106544279AMeet the requirements of factory cultivationAchieve commercial productionFungiMagnesium fertilisersPhacusHypha
The invention discloses a morchella esculenta cultivating strain and an inducting method and a cultivating method therefor. An inducting culture medium of a morchella esculenta cultivating strain mother strain is used to induce morchella esculenta; a cultivating culture medium of a morchella esculenta cultivating strain is used to cultivate the morchella esculenta; the inducing method comprises the steps of taking out a preserved test tube strain; inoculating the test tube strain to an inducting culture medium flat plate; culturing in a culture box at a temperature of 18-22 DEG C; after hyphae grow on the whole plate, taking the hyphae as inoculating hyphae to be placed in the cultivating culture medium for use; and the cultivating method comprises the steps of sterilizing, inoculating and performing management on two stages of a mycelium growth period and a sporocarp growth period. The invention, through long-term test, searching and discussion, provides a morchella esculenta artificial cultivating technological method which has breakthrough at home and abroad; the morchella esculenta cultivating strain is an optimized and induced morchella esculenta strain; an integrated technology capable of maintaining stable production and continuous production is achieved; and commercial production is realized.
Owner:秦小波

Method for testing critical freeze damage temperature of plant, and system thereof

The invention discloses a method for testing the critical freeze damage temperature of a plant, and a system thereof, and belongs to the agricultural meteorological disaster monitoring and control field. The method comprises the following steps: putting a plant to be tested in a low-temperature constant-temperature incubator, stimulating natural frost conditions by using the low-temperature constant-temperature incubator, a speed adjustable fan and a humidifier to make the plant to be tested frozen, allowing one end of a working electrode to contact with the plant to be tested, connecting a high precision LCR tester by the other end of the working electrode, applying an AC excitation voltage signal to the working electrode, acquiring the electric signal of the plant by the working electrode, transmitting the electric signal to the high precision LCR tester, converting the electric signal into a digital signal, displaying, storing and processing in a computer for data analysis, and analyzing the change characteristics of the electric signal of the plant in order to obtain the freeze damage temperature of plant. The method and the system can be used for accurately measuring the critical freeze damage temperature of the plant, can be used in airflow disturbance frost prevention control, and provides important control parameters for the airflow disturbance frost prevention control.
Owner:JIANGSU UNIV

Separation, purification and identification methods of human amnion mesenchymal stem cells

The invention discloses separation, purification and identification methods of human amnion mesenchymal stem cells. The separation method of hAMSCs (human amnion mesenchymal stem cells) comprises the following steps: fragmentating human amnion; and carrying out two-step rotating digestion with trypsin of EDTA (ethylene diamine tetra-acetic acid) and collagenase of DNaseI, filtering with a steel mesh and collecting cell filtrate namely separated original hAMSCs. The purification method of hAMSCs comprises the following steps: incubating original hAMSCs with an LG (low glucose)-DMEM (dulbecco modified eagle medium) culture medium in a CO2 incubator; removing amnion epithelial cells which do not perform complete adherence growth under an inverted microscope; replacing a new culture medium on the third day; digesting with a trypsin-EDTA solution after cell converge degree reaches 80-90%; and collecting cells so as to obtain high-purity hAMSCs. The identification method of hAMSCs comprises the following steps: identifying hAMSCs and the amnion epithelial cells by adopting immunocytochemical staining vimentin and CK19; and detecting expressions of CD29, CD44, CD166, CD34 and CD45 by adopting a flow cytometry. The separation and purification methods disclosed by the invention have the advantages of high yield, high activity and high purity of hAMSCs; and the identification method is simple, convenient and precise.
Owner:AFFILIATED HOSPITAL OF ZUNYI MEDICAL COLLEGE

Construction method of human amniotic mesenchymal stem cell bank

The invention relates to a construction method of a human amniotic mesenchymal stem cell bank. The construction method comprises the following steps: taking a human amnion for detection, flushing and washing the human amnion with a phosphate buffered solution, then smashing the human amnion, diluting with the phosphate buffered solution, digesting with trypsin, digesting with collagenase IV and deoxyribonuclease I, and filtering to obtain a single-cell suspension; by adding human serum albumin, transferring, insulin and sodium selenite into a DMEM/F12 basal culture medium with the ratio of VDMEM to VF12 being 1 to 1, placing human amnion mesenchymal stem cells in an incubator under the serum-free condition, and then performing liquid exchange and culture transfer; subjecting the mesenchymal stem cells obtained through in vitro culture and proliferation to liquid nitrogen refrigeration, and preserving the cells according to the gender of newborn infants, the ABO/Rh type and the HLA type; establishing cell information files, so that the human amniotic mesenchymal stem cell bank is constructed. The method has the characteristics of no other animal derivation, wide source range and no ethic limitation. With adoption of the method, the human amniotic mesenchymal stem cells can be provided for cell therapy and other application.
Owner:沈阳艾米奥生物工程技术研发中心有限公司

Cell recognition and detection method based on biochemical reagent of supermolecule nanometer self-assembled system

The invention discloses a cell recognition and detection method based on a biochemical reagent of a supermolecule nanometer self-assembled system. The method comprises the following steps of: step one. a carbon nanotube or a graphite composite nanometer material is ultrasonically dispersed in a corresponding solvent so as to obtain a suspension liquid; step two. the suspension liquid prepared in the step one is uniformly and dropwise coated on the surface of an electrode, and the electrode is put in a dryer till a solvent volatilizes so as to obtain a nanometer self-assembled system modified electrode; step three. normal cells or tumor cells are washed and diluted with phosphate buffer, and then are uniformly coated on the surface of the nanometer modified electrode prepared in the step 2, the nanometer modified electrode is placed in an incubator at a constant temperature of 37 DEG C for 2h so as to obtain a cell sensor based on a nanometer interface; finally, by the using of the sensor, electroactive biochemical reagents such as tetrathiafulvalene derivatives or carborane derivatives and the like are used as probe molecules, and methods such as electrochemistry and surface contact angle detection and the like are used for carrying out high sensitivity detection and analysis on different types of cells.
Owner:SOUTHEAST UNIV

Efficient breeding method for Rhodeus sinensis

The invention belongs to the field of native fish farming studies, and relates to an efficient breeding method for Rhodeus sinensis. The problems that an existing breeding technology is greatly influenced by seasons, temperature, hydrology and other natural conditions, and the breeding potential is not high are solved. The Rhodeus sinensis is bred ceaselessly in the whole year, and is high in breeding potential and easy to manage, and factory-like breeding can be carried out. The method comprises the steps of domestication breeding of parent fishes and clams, copulation of the parent fishes and offspring seed breeding, and is characterized in that the parent fishes and Unio douglasiae are collected in the field, domestication treatment is carried out for 30 days, female fishes with fallopian tubes extending to be tubular and male fishes with seminal fluid flowing out by slightly pressing the bellies are selected, the female fishes and the male fishes are placed in a specially-made breeding box with the ratio of 3:1, the clams are put in at the same time, the clams are placed in an incubator after 20 days of oviposition, the other batch of clams is placed in the breeding box, the clams in the breeding box are exchanged with the clams in the incubator every 20 days, Rhodeus sinensis offspring seeds in the incubator are collected once every two days and placed in the breeding box to be bred, and normal breeding is carried out when fish fries grow to be 30 mm.
Owner:LINYI UNIVERSITY

Method for culturing bladder cancer organs in vitro

The invention discloses a method for culturing bladder cancer organs in vitro. The method comprises the following steps: manufacturing a gas-liquid interaction culture system, namely manufacturing a uniformly paved rat tail collagen supporting layer on the surface of a porous culture membrane in a Transwell upper chamber; re-suspending fresh in-vitro bladder cancer tissues by using a rat tail collagen solution, uniformly mixing, adding the obtained mixture onto the rat tail collagen supporting layer, and then putting the rat tail collagen supporting layer into an incubator at 37 DEG C to solidify so as to obtain a rat tail collagen layer containing the bladder cancer tissues; adding an organoid culture medium into a Transwell lower chamber, and enabling the liquid level of the culture medium to be lower than the rat tail collagen layer containing bladder cancer tissues; and carrying out passage and cryopreservation. The culture success rate of the bladder cancer organoid is remarkablyincreased, the bladder cancer organoid with reserved immune cells can be obtained through culture, operation is easy, the utilization rate of tumor tissue is high, and great significance and value areachieved for bladder cancer drug screening research.
Owner:上海嗣新医药科技有限公司

Phellinus igniarius strain and culturing method for same

The invention discloses a phellinus igniarius strain and a culturing method for the same. The strain is classified and named as Inonotus sanghuang, and is preserved with a preservation number CGMCC No.6395. The culturing method for the strain comprises the following steps of 1, preparing a culture medium; 2, performing inoculation, namely extracting a phellinus igniarius strain block in n aseptic environment by virtue of an inoculation tool, transferring the phellinus igniarius strain block into the middle part of a test tube culture medium, and plugging the test tube culture medium with cotton seeds; 3, performing strain culturing, namely transferring a test tube inoculated in step 2 into a constant temperature incubator, and performing constant temperature culturing for 10 to 15 days at 25 to 35 DEG C in a darkroom. According to the phellinus igniarius strain and the culturing method for the same, the phellinus igniarius strain cultured by the method is discovered and separated from a phellinus igniarius strain SH21022 (Inonotus sanghuang Sheng H.Wu, T.Hatt.&Y.C.Dai, sp,nov) on mulberries, and grows vigorously and rapidly, and large-scale mycelium fermentation production, active ingredient extraction and healthcare product or medicament development can be realized to meet market requirements.
Owner:INST OF SOIL FERTILIZER SICHUAN ACAD OF AGRI SCI

Rapid and efficient method for breeding tilapias

The invention relates to a rapid and efficient method for breeding tilapias, which is characterized by comprising the following steps of: utilizing GIFT strain Nile tilapias of 60 families introduced from the Malaysia Worldfish Center as a basic breeding colony; separating tilapia fries of different families into different net cages for breeding; respectively selecting 30 fries from each family, and injecting a radio frequency identification to a fry abdominal cavity with an injector to identify individuals; breeding the fries before a propagation season of the next year, and measuring body weight, body length, body height and body thickness data of all identified tilapias; estimating a breeding value of each fringetail according to a BLUP (Best Linear Unbiased Prediction) method by utilizing ASREML software; selecting male tilapias with the estimated breeding values of the top 60 and female tilapias with the estimated breeding values of the top 120, and carrying out nest mating propagation in the ratio of 1:2 of the male tilapia to the female tilapia to establish a family of the second generation; taking out oosperms from the oral cavity of the female tilapia which spawns, and transferring the oosperms into a hatcher to carry out hatching of running water. The rapid and efficient method for breeding the tilapias can avoid the problem of inbreeding depression caused by inbreeding, thereby being capable of carrying out breeding for a long period of time.
Owner:FRESHWATER FISHERIES RES CENT OF CHINESE ACAD OF FISHERY SCI
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