139 results about "Biological media" patented technology

Devices and methods for measuring a local skin parameter or the presence or concentration of an analyte present in a biological medium are disclosed. A monitoring system comprising disposable sensor components and a network component for the collection of sensor information and for relaying this information for remote access and analysis is disclosed, where the sensor components and the network component communicate using the wearer as a signal propagation medium.

Solid phase methods for the identification of an analyte in a biological medium, such as a body fluid, using bioluminescence are provided. A chip designed for performing the method and detecting the bioluminescence is also provided. Methods employing biomineralization for depositing silicon on a matrix support are also provided. A synthetic synapse is also provided.

The invention provides a systematic agricultural production system, in which materials and energy are designed to be circular. The system comprises a solid breeding area, a solid planting area and a biological pest control area. The whole planting and breeding production adopts a solid industrial modular production mode; energy needed for supplementing the temperature and solid light source of the planting area and the breeding area is provided by a biomass energy generation system and an energy supplementary system consisting of solar and wind energy. Leftover bits of the planting area are transformed into feed used in the breeding area after being treated and leftover bits of the breeding area are produced into biological mediums which are supplied to the planting area after being go through the microbial action. Carbon dioxide and oxygen generated between the breeding area and the planting area are recycled mutually and the temperature and the humidity conditions of the breeding area and the planting area are transformed mutually. The system of the invention can carry out effective combination and the reforger of an industrial chain for traditional agriculture, marine agriculture, microorganism and lower living things.

Surface-enhanced Raman spectroscopic (SERS) systems and methods for detecting biomolecules of interest, such as a virus, bacterium, or other infectious agent, are provided. A spectroscopic assay based on surface enhanced Raman scattering (SERS) using a silver nanorod array substrate fabricated by oblique angle deposition has been developed that allows for rapid detection of trace levels of viruses or bacteria with a high degree of sensitivity and specificity. This novel and improved SERS assay can detect minor spectral differences within strains of a single virus type such as respiratory syncytial virus or influenza virus in the presence of biological media. The method provides rapid diagnostics for direct molecular and structural characterization of virus strains and virus gene deletion mutants generating reproducible viral spectra without viral manipulation.

In one exemplary embodiment, an apparatus can be provided which includes at least one biological medium that causes gain. According to another exemplary embodiment, an arrangement can be provided which is configured to be provided in an anatomical structure. This exemplary arrangement can include at least one emitter having a cross-sectional area of at most 10 microns within the anatomical structure, and which is configured to generate at least one laser radiation. In a further exemplary embodiment, an apparatus can be provided which can include at least one medium which is configured to cause gain; and at least one optical biological resonator which is configured to provide an optical feedback to the medium. In still another exemplary embodiment, a process can be whereas, a solution of an optical medium can be applied to a substrate. Further, it is possible to generate a wave guide having a shape that is defined by (i) at least one property of the solution of the optical medium, or (ii) drying properties thereof.

The invention relates to biochemical ceramic and a preparation method and application thereof. The biochemical ceramic adopts wastewater sludge as a main raw material and is prepared through the supplementary materials of calcium carbonate or gypsum, clay, dehydrate calcium hydroxide, liquid wax, iron dust or brown iron oxide via anoxic burning. The biochemical ceramic can be used as a biological medium of a granular sludge bed in a biological filter or a trickling filter or during the anaerobic treatment, and can also be used for reducing the water body eutrophication or build a filtration dam to reduce the pollution caused by the wastewater. The retractable biochemical ceramic can automatically fix bacteria so as to prevent the biomass from being flushed away without artificial fixation, and can immobilize the heavy metal elements in the sludge and release no heavy metal elements in the application process. The biochemical ceramic can be used for preparing cogs with different shapes and sizes; therefore, the biochemical ceramic has a wider application prospect.

The present invention relates to systems and methods that facilitate wireless device communications and configuration. A detection component identifies N devices that are coupled together via a biological medium, N being an integer, wherein the medium includes direct or indirect touching to a device or devices. After biological contact, a configuration component initiates a configuration between a subset of the devices. Although configurations and / or other communications can be conducted through a medium such as the human body, the present invention can employ an initial touch to identify respective devices whereby other electronic configuration sequences commence without further device contact. Other aspects include chain touching between users and / or devices to facilitate contact between the devices. Location detection components can also be provided to identify when users are present near a device, the detected presence to commence further automated procedures, and / or the location detection components can enable devices to identify other devices in a crowded wireless environment.

A container assembly comprises a vessel for containing a biological medium, gametes and / or one or more embryo(s). The vessel has a CO2 permeable seal and a closure valve device for selective access. A buffer chamber for a CO2 enriched atmosphere cooperates with the vessel and is in communication with the CO2 permeable wall. Such a container assembly is particularly adapted for intravaginal use in which case the permeable seal prevents ingress of vaginal secretions. The buffer chamber mediates the aqueous pH in the vessel after the container assembly is removed from a CO2 enriched environment.

The invention discloses a multi-stage rainwater biological treatment device which comprises a presedimentation pool and a filter pool. A water inlet is formed in the presedimentation pool, a drainage opening is formed in the filter pool, and an overflow baffle structure is arranged between the presedimentation pool and the filter pool. A porous medium filter layer is arranged at the bottom of the filter pool, a biomedium layer is arranged at the top of the porous filter medium layer, a rainwater collecting pipe is buried in the porous filter medium layer, a plurality of rainwater inlets are formed in the pipe wall of the rainwater collecting pipe, one end of the rainwater collecting pipe is connected with a cleaning pipe, the other end of the rainwater collecting pipe is connected with a drainage pipe, and the drainage pipe is connected with the drainage opening. A cover plate is arranged at the top of a multi-stage treatment pool, and provided with a biomedium layer plant seed inlet. The multi-stage rainwater biological treatment device integrates gravity settling, screening, filtering and biological treatment functions to carry out multi-stage treatment on rainwater, after sediment of the rainwater is removed through the presedimentation pool, preliminary purification is carried out on the rainwater through the overflow baffle structure, further filtering and biological treatment are carried out on the rainwater through the biomedium layer, plants and the porous medium filter layer, and therefore pollutants are effectively removed.

The invention discloses active carbon ceramic with selectivity. The active carbon ceramic is mainly prepared from the following raw materials in parts by weight: 30-70 parts of sludge, 2-15 parts of kaolin and 1-5 parts of a metal M or an oxide of the metal M. The active carbon ceramic with selectivity has an amorphous Si-C-M structure, and the specific surface area is 400-500 m<2> / g. In the invention, a formula for adding crop hull waste and the like into waste water of the papermaking industry and residual sludge and kaolin of the food industry and a sewage treatment plant is adopted, oxygen-free heating and burning are performed, and porous ceramic carbon particles or powder is activated with microwaves, so that active carbon ceramic with biological selectivity is formed. An obtained ceramic material has the functions of selectively adsorbing benzene, phenol, hydrocarbons, dimethyl sulfide and thioether malodorous substances, and is used for filtering air; ceramic carbon contains a biological medium filter material for providing effective carbon sources and minerals for air filtering and waste water treatment for microorganisms; and the material has the functions of adsorbing phosphate radical ions in water and removing oxygen-enriched components from water.

A filter system for use with an aquarium includes a housing having a pre-filter chamber, a biological chamber, and a sump. A protein skimmer receives water flowing from the pre-filter chamber and returns the water to the pre-filter chamber, such that a portion of the water flows through the protein skimmer several times before being returned to the aquarium. The biological chamber has a drip drawer holder having drip drawers for holding filter media pads and dispersing water substantially evenly over biological media in the biological chamber.

Coupling reactions, suitable for use in organic or aqueous media, are performed by contacting a 1,2,4,5-tetrazine with a dienophile. The dienophile may be covalently bonded to a protein, and the coupling reaction may be performed in biological media such as those containing cells or cell lysates. The reactions may be performed in the presence of primary amines, thiols, acetylenes, azides, phosphines, and products of Staudinger and / or Sharpless-Huisgen reactions Novel 3-substituted cyclopropene compounds and trans-cyclooctenes are exemplary dienophiles for these reactions.

The invention relates to the field of comprehensive utilization of tylosin residues and waste water of vitamin B12, and provides a method which is to use the tylosin residues and the waste water of the vitamin B12 as raw materials, separate and extract protoplasm substances in a mycelium to prepare a thallus extract through microbial fermentation treatment, and apply the thallus extract in a biological medium. The thallus extract and the preparation method thereof open a new path for utilization of the tylosin residues and the waste water of the vitamin B12, and provide possibility of realizing clean production which is a goal of sustainable development for the fermentation industry of the tylosin and the vitamin B12. Furthermore, the method solves the problem that the tylosin residues and the waste water of the vitamin B12 pollute environment and are harmful to human health.

The present invention is ecological peanut sprout producing process, and aims at solving the technological problem of fast cultivating peanut sprout with less earth smell. The technological scheme is that the ecological peanut sprout producing process includes shelling peanut, soaking in potassium permanganate aqua for 5-15 min, soaking in clear water for 4-5 hr to swell, coating with heat insulating fibrous matter and setting inside container at 20-25 deg.c to germinate, setting the germinated peanut on biological medium fertilizer and sponge medium soaked with rice straw ash water, covering the germinated peanut with one other layer of fertilizer, spraying water to maintain humidity and cultivating in a green house at 20-28 deg.c.

The invention relates to a preparation method of adsorbing material used for hexavalent chromium waste water treatment. according to the preparation method, household garbage is exploited and utilized to prepare a hexavalent chromium waste water adsorbent, namely the household garbage buried for more than 10 or 15 years in a landfill is excavated and is made into mineralized garbage adsorbing material which is used as adsorbing material used for heavy metal waste water treatment. The stabilized garbage, namely the mineralized garbage, is formed by the household garbage in a landfill, humified and stabilized for a long time, 50-60% of organic fine material can be obtained perform each ton of garbage after being screened, and the mineralized garbage is a biomedium and adsorbing material with good degradation capability and has the characteristics of lower volume weight, high porosity, high organic matter content, high cationic exchange content, various microorganism varieties and the like. The mineralized garbage has good treatment effect in a hexavalent chromium waste water removing process, has the advantages of low cost, simpleness in preparation, high yield and the like, is an environmentally friendly adsorbing material and can achieve double effects of removing hexavalent chromium and recycling garbage.

A method is provided for determining in real time the course of thrombin activity in a sample of blood or plasma as it appears in and disappears from the simple which comprises adding a thrombin substrate to the sample that, per unit time, produces a detectable signal in a quantity that bears relation to the amount of thrombin present. Simultaneously, in a control sample of the same blood or plasma in which thrombin generation is not triggered, the activity of a standard preparation with invariable thrombin activity is measured. The exact molar amount of thrombin present at any moment is obtained by comparison of the activity measured in clotting blood and the simultaneously measured calibrator. The method is useful inter alia for diagnosing hyper- and hypo-coaguable states, either congenital, acquired or drug-induced in humans and animals. Also provided is a kit for use in this method.

The invention provides a nutrient medium for planting ganoderma lucidum, the invention aims at providing a nutrient medium capable of facilitating the production of medical ganoderma lucidum with high quality and high value and protecting the forest resources so as to solve the increasingly serious fungus and forest conflict problem in the development of medical ganoderma lucidum industry; the technical scheme is as follows: the nutrient medium comprises the following raw materials in percentage by weight: 5-90% of tea tree residue, 0-70% of saw dust, 8-18% of wheat bran, 0-5% of corn flour, 1% of sugar and 1% of gypsum; and the invention belongs to the technical field of biological medium.

The invention relates to a transgenic cultivation method of rice dedicated for a starch medium. The method comprises the following steps: a mature embro of a rice species with a low content of alpha amylose is taken as an explant and is induced to form calluses; the calluses are subcultured to enter a proliferation period and are preculutured under a dark condition; the calluses are co-cultivated with agrobacterium tumefaciens for transformation and then transferred into a screening culture medium for being screened for three tims; resistant calluses are taken to be induced and differentiated into seedlings, and histochemical stain and molecular identification are performed to resistant plants to identify the differentiated plants containing target genes; the starch gelanitization property of selected transgenic plants is identified, and the transgenic plants which have the starch gelatinized and can form semi-solid gel after being cooled are selected and reserved; and expression stability of the starch gelatinization property of the plants is further evaluated, seed propagation is performed to the excellent plants with a stable starch gelatinization property, and finally dedicated rice for the starch medium is cultivated. The dedicated rice for the starch medium can be taken as a novel biological medium and be widely applied to scientific researches, food, medicine and chemical engineering.

The invention discloses a fluorescence probe for hydrogen sulfide detection and a preparation method thereof. The preparation method comprises the following steps: firstly, enabling fuming sulfuric acid to react with 4-amino-1,8-naphthalic anhydride, and enabling an obtained product to be subjected to reflux with cetylamine in a turbid liquid manner in ethyl alcohol as a solvent which hardly dissolves the obtained product, wherein the obtained product is still a turbid liquid; collecting and dissolving solid in water, enabling the solid to react with sodium nitrite in ice-batch, enabling solid, which is separated out, to suspend in methanol, dropwise adding the methanol solution of sodium azide at about a low temperature of 40 DEG C, reacting for hours at the low temperature to obtain 3-(sodium) sulfonate-5-nitrine-1,8-naphthalimide. The probe has a property of being able to carrying out target marking on a cytomembrane surface and characteristic solubility, can enable the probe to be only embedded in cytomembrane instead of striding over the cytomembrane to enter a cell, and can be used for detecting endogenous H2S. The probe per se has relatively weak fluorescence, can selectively react with the H2S in a physiological condition to generate a derivative with relatively strong fluorescence, and is not interfered by a living organism, common matter in the environment and a biological medium background.

The present invention relates to conjugated polyelectrolyte (CPE) or oligoelectrolyte (COE) compounds represented by general structural formulae (I)-(IV), or a salt thereof and methods of using these compounds to detect targets in samples. In particular, the methods include: (1) exposing a sample to a compound of structural formula (I), (II) or (IV) or a salt thereof, allowing the compound to bind to a target and detecting a signal produced by the compound; (2) functionalizing a solid support with a ligand, incubating the sample with a charged CPE or COE and detecting the fluorescence of the solid support and thereby detecting the target or (3) functionalizing a surface of a solid support with a charged ligand, thereby creating a charge on the surface of the solid support; incubating the ligand-functionalized solid support with a sample, whereupon binding of the target, the charge on the surface of the solid support switches; incubating the sample with CPE or COE that has a complementary charge to the charge of the target-bound surface; and detecting the fluorescence of the solid support and thereby detecting the target. The compounds of the present invention possess high photoluminescence quantum yields in biological media, low cytotoxicity, and excellent environmental stability and photostability and can be used in biosensor and bioimaging applications.

A wastewater treatment system is provided having a reactor, first and second bio media and an aeration system. The first bio medium is located proximate an inlet end of the reactor and extends vertically between a top water level and the reactor's floor. The second bio medium is located proximate an outlet end of the reactor and extends vertically between a bottom water level and the reactor's floor. The media are adapted for retaining solids within the reactor as clarified water is withdrawn after treatment. The first bio media is further adapted to act as a baffle thereby causing wastewater to flow generally uniformly into a primary reactor zone. The aeration system includes a plurality of diffusers, some of which may be located adjacent or underneath the bio media and are adapted for promoting the shaking the bio media when activated in order dislodge excessive biomass therefrom.