Abstract: Disclosed are a compressor and an air conditioner having same. The compressor includes: a first-stage cylinder, including a first-stage compression chamber; and a second-stage cylinder, including a second-stage compression chamber and a gas storage chamber. Refrigerant flowing out of the first-stage compression chamber flows through the storage chamber and enters into the second-stage compression chamber, and a flow area of the gas storage chamber is larger than an area of a gas outlet of the first-stage compression chamber. The compressor effectively solves problems that power consumption of the compressor is increased and performance is reduced due to large resistance loss in the cylinder of the compressor.

Abstract: A biological detection device for a toilet water solution includes a mounting portion, a main system, an adjustable support portion and a detection portion. The main system is connected to the mounting portion. The adjustable support portion can be adjusted for its movement in both horizontal and vertical directions and is connected to the mounting portion. The detection portion is connected and linked to the adjustable support portion and includes a light emitting source and an optical sensor. The biological detection device for a toilet water solution is a home healthcare device capable of automatically detecting whether there is blood in stool or urine without adding any chemical reagent or collecting any stool or urine specimen.

Abstract: A biological detection device for a toilet water solution includes a mounting portion, a main system, an adjustable support portion and a detection portion. The main system is connected to the mounting portion. The adjustable support portion can be adjusted for its movement in both horizontal and vertical directions and is connected to the mounting portion. The detection portion is connected and linked to the adjustable support portion and includes a light emitting source and an optical sensor. The biological detection device for a toilet water solution is a home healthcare device capable of automatically detecting whether there is blood in stool or urine without adding any chemical reagent or collecting any stool or urine specimen.

Abstract: Disclosed are a multi-channel array type optical sensing device and its manufacturing method, and the device includes an encapsulating housing and at least one electrical contact on a side of the encapsulating housing. The encapsulating housing includes a printed circuit board, a light receiving unit, and a filter array for receiving an external incident light and converting the external incident light into a multi-channel optical signal with a non-continuous wavelength. The light receiving unit is electrically connected to the printed circuit board for receiving the multi-channel optical signal. The printed circuit board is provided for transmitting the multi-channel optical signal to the outside through the at least one electrical contact. With a simple design, the multi-channel array type optical sensing device becomes an optical component with the features of low cost and easily extended application and suitable for the spectral analysis of various testing objects.

Abstract: A biological detection device for toilet water solution includes a mounting portion, a box portion, an adjustable support portion and a detection portion. The box portion is connected to the mounting portion. The adjustable support portion can be adjusted for its movement in both horizontal and vertical directions and is connected to the mounting portion. The detection portion is connected and linked to the adjustable support portion and includes a light emitting source and an optical sensor. The biological detection device for toilet water solution is a home healthcare device capable of automatically detecting whether there is blood in excreta without adding any chemical reagent or collecting any excreta specimen.

Abstract: A hemoglobin detecting method is executed by a mobile device having a hemoglobin detecting function. The mobile device includes a processor unit, a first light source that generates a first light beam, and a light detecting module that receives a second light beam that is generated when the first light beam travels through an analyte solution and is reflected. The light detecting module generates first to fourth intensity signals according to the second light beam, and the processor unit determines whether the absorption spectrum of the analyte solution matches a target spectrum. If the absorption spectrum of the analyte solution matches the target spectrum, the processor unit generates positive result information; otherwise, the processor unit generates negative result information. The mobile device provides a fast and accurate way to detect blood in a stool solution, which does not require collecting samples of stool or applying any chemical.

Abstract: Provided is a method for large-scale production of lentivirus by using GMP-level serum-free suspension cells. Said method comprises the following steps: (a) providing a seed solution of packaged cells; (b) inoculating the seed solution in a first culture solution; (c) carrying out subculture of the packaged cells; (d) starting a liquid change operation when a liquid change trigger condition is met; (e) repeating steps (c) and (d) 1, 2 or 3 times; (f) starting a transfection operation when a transfection trigger condition is met; (g) optionally performing liquid change after transfection; (h) cultivating the transfected packaged cells; (i) starting harvesting and liquid change operations when a liquid change trigger condition is met; (j) repeating steps (h) and (i) 1, 2 or 3 times; (k) combining each of the recovered liquids; and (1) performing a purifying treatment. The culture solution used in each step is a serum-free cell culture solution.

Abstract: A method includes forming first devices in a first region of a substrate, wherein each first device has a first number of fins; forming second devices in a second region of the substrate that is different from the first region, wherein each second device has a second number of fins that is different from the first number of fins; forming first recesses in the fins of the first devices, wherein the first recesses have a first depth; after forming the first recesses, forming second recesses in the fins of the second devices, wherein the second recesses have a second depth different from the first depth; growing a first epitaxial source/drain region in the first recesses; and growing a second epitaxial source/drain region in the second recess.

Abstract: A handheld occult blood testing device is disclosed. The occult blood testing device includes a hemoglobin sensor, at least one elastic clip and a sleeve. The elastic clip is disposed on the surface of the hemoglobin sensor and the sleeve is sleeved over the hemoglobin sensor, wherein a plurality of through holes are disposed on the surface of the sleeve for the elastic clip to pass through and be exposed from the surface of the sleeve. The sleeve is movable relative to the hemoglobin sensor between a first position and a second position, wherein the sleeve at the first position does not press the elastic clip such that the elastic clips a filter unit to the hemoglobin sensor, and the sleeve at the second position compresses the elastic clip such that the elastic clip releases the filter unit on the hemoglobin sensor.

Abstract: Provided is a method for large-scale preparation of a purified preparation of a recombinant lentiviral vector at the GMP grade. The method comprises: (a) providing raw material feed liquid to be purified that comprises recombinant viral vectors; (b) carrying out a microfiltration treatment on the feed liquid to obtain a microfiltered filtrate comprising the recombinant viral vectors; (c) optionally concentrating the filtrate to obtain a concentrated filtrate; (d) purifying the filtrate obtained in the previous step by means of chromatography to obtain a crude pure product comprising the recombinant viral vectors; and (e) subjecting the crude pure product obtained in the previous step to liquid exchange and elaborate purification to obtain the purified recombinant viral vectors.

Abstract: Disclosed are a compressor and an air conditioner having same. The compressor includes: a first-stage cylinder, including a first-stage compression chamber; and a second-stage cylinder, including a second-stage compression chamber and a gas storage chamber. Refrigerant flowing out of the first-stage compression chamber flows through the storage chamber and enters into the second-stage compression chamber, and a flow area of the gas storage chamber is larger than an area of a gas outlet of the first-stage compression chamber. The compressor effectively solves problems that power consumption of the compressor is increased and performance is reduced due to large resistance loss in the cylinder of the compressor.

Abstract: Provided is a method for large-scale preparation of a purified preparation of a recombinant lentiviral vector at the GMP grade. The method comprises: (a) providing raw material feed liquid to be purified that comprises recombinant viral vectors; (b) carrying out a microfiltration treatment on the feed liquid to obtain a microfiltered filtrate comprising the recombinant viral vectors; (c) optionally concentrating the filtrate to obtain a concentrated filtrate; (d) purifying the filtrate obtained in the previous step by means of chromatography to obtain a crude pure product comprising the recombinant viral vectors; and (e) subjecting the crude pure product obtained in the previous step to liquid exchange and elaborate purification to obtain the purified recombinant viral vectors.

Abstract: A hemoglobin detecting device includes a shell component connected with a fixing part that engages with an outer side of a smart device. A processor unit, a light source, a light detection module and a transmission unit are mounted inside the shell component. The light source generates a first light beam, and the light detection module receives a second light beam that is generated when the first light beam travels through an analyte solution and is reflected. The processor unit determines whether the absorption spectrum of the analyte solution matches a target spectrum, and generates a result information according to the detection. The transmission unit transmits the result information to the smart device and displays an indication of the result. The hemoglobin detecting device provides a fast and accurate way to detect blood in a stool solution, and can be applied to and cooperate with all kinds of smart devices.

Abstract: An occult blood testing device is disclosed. The occult blood testing device includes a main body, a plurality of ribs, at least one light emitting unit, and at least one light sensing unit, wherein the ribs are disposed on an outer surface of the main body, and the light emitting unit and the light sensing unit are disposed in an accommodation space of the main body. The light emitting unit emits an incident light beam and aims the incident light beam towards a direction of an open end of the main body at a test solution, and the light sensing unit receives a detection light beam formed by the incident light beam that penetrated the test solution. When a filter unit is sleeved over the main body, a part of the filter unit is supported by the ribs and a gap is formed between the filter unit and the outer surface of the main body. Through the gap, gas in the accommodation space of the main body can be expelled to prevent the gas existence from affecting the accuracy of the occult blood test.

Abstract: A hemoglobin detecting device includes a shell component connected with a fixing part that engages with an outer side of a smart device. A processor unit, a light source, a light detection module and a transmission unit are mounted inside the shell component. The light source generates a first light beam, and the light detection module receives a second light beam that is generated when the first light beam travels through an analyte solution and is reflected. The processor unit determines whether the absorption spectrum of the analyte solution matches a target spectrum, and generates a result information according to the detection. The transmission unit transmits the result information to the smart device and displays an indication of the result. The hemoglobin detecting device provides a fast and accurate way to detect blood in a stool solution, and can be applied to and cooperate with all kinds of smart devices.

Abstract: A hemoglobin detecting method is executed by a mobile device having a hemoglobin detecting function. The mobile device includes a processor unit, a first light source that generates a first light beam, and a light detecting module that receives a second light beam that is generated when the first light beam travels through an analyte solution and is reflected. The light detecting module generates first to fourth intensity signals according to the second light beam, and the processor unit determines whether the absorption spectrum of the analyte solution matches a target spectrum. If the absorption spectrum of the analyte solution matches the target spectrum, the processor unit generates positive result information; otherwise, the processor unit generates negative result information. The mobile device provides a fast and accurate way to detect blood in a stool solution, which does not require collecting samples of stool or applying any chemical.

Abstract: The invention provides a smart toilet seat having an occult blood detecting module, the occult blood detecting module further including: a case, a power unit, a light source, a photo sensor, and a first processor; wherein the occult blood detecting module being able to be lowered to slightly above water seal inside a toilet; the light source emitting the emitted light onto an excrement solution below surface of the water seal, the photo sensor receiving a reflected light reflected by the excrement solution and the toilet to generate a detection signal; the first processor receiving and processing the detection signal from the photo sensor to generate a detection result. Alternatively, the case includes an extension section disposed with a reflector and a filter, which can be lowered below the water seal for detection.

Abstract: The present invention relates to a monoclonal antibody that inhibits immunosuppressive functions of pathogens, antigen-binding fragment thereof, and hybridomas producing such antibody. The monoclonal antibody or antigen-binding fragment thereof bind to a peptide consisting an amino acid sequence represented by MEKVGKDGVITVE (SEQ ID NO: 1). The present invention also discloses use of the invented monoclonal antibody or antigen-binding fragment thereof, and method of preparation for such hybridomas.

Abstract: A handheld hemoglobin detecting device has a housing assembly including a holding base, a tubular housing and a liquid holder, a control module disposed on the housing assembly, and a lighting assembly mounted in the tubular housing and including a light emitting module, a light concentrator, and a light guide. At least one light beam emitted from the light emitting module passes through and is concentrated by the light concentrator to shine on the liquid holder, is reflected by a light reflector that is disposed in the liquid holder, enters the light guide, and is transmitted to a light sensor. The handheld hemoglobin detecting device has a simplified structure and is easy to assemble, and thus is light and has low manufacturing cost. Moreover, a lower accuracy in assembling the lighting assembly can be tolerated.

Abstract: A hemoglobin sensor capable of quickly detecting occult blood of excreta in a toilet and a detecting method thereof are disclosed. The hemoglobin sensor includes a handheld housing and a result presentation unit. The housing includes a light emitting unit, an operating interface, a light sensing unit, and a data processor disposed therein. The operating interface is connected to the light emitting unit for activating the light emitting unit to emit a plurality of incident light beams having wavelengths in a range between 350 nm and 800 nm. The incident light beams penetrate a solution in a container having excreta and hit a light reflector of the container to produce at least one detection light beam. The light sensing unit receives the detection light beam and output a detection signal, and the data processor generates a detection result data after receiving the detection signal and analyzing it.