Sony Corporation

Sony Group Corporation

Sony Corpotation

Yoshitsugu Sakai

Yasunobu Kato

Masaya Kakuta

Koji Futamura

Shinichi Hasegawa

Shingo Imanishi

Masaaki Abe

Masashi Kimoto

Fumitaka Otsuka

Ichiro Fujii

Yuya Suzuki

Shoji Akiyama

Shunsuke Suzuki

Koichi Tsukihara

Takashi Miyata

Atsuo Fujimaki

Ryoichi Kubota

Emi Ikeda

A fluorescence intensity calculating apparatus, includes a measuring section configured to receive fluorescences generated from plural fluorescent dyes excited by radiating a light to a microparticle multiply-labeled with the plural fluorescent dyes having fluorescence wavelength bands overlapping one another by photodetectors which correspond to different received light wavelength bands, respectively, and whose number is larger than the number of fluorescent dyes, and obtain measured spectra by collecting detected values from the photodetectors, and a calculating section configured to approximate the measured spectra based on a linear sum of single-dyeing spectra obtained from the microparticle individually labeled with the fluorescent dyes, thereby calculating intensities of the fluorescences generated from the fluorescent dyes, respectively.

Fluorescence intensity correcting method, fluorescence intensity calculating method, and fluorescence intensity calculating apparatus

A fluorescent spectrum correcting method includes comparing fluorescent spectrum obtained from micro-particles labeled with a plurality of fluorescent pigments with reference spectrum to separating the fluorescent spectrum into fluorescent spectrum for each pigment, and previously measured spectrum data is used as the reference spectrum.

Fluorescent spectrum correcting method and fluorescent spectrum measuring device

Disclosed herein is a microparticle analyzing apparatus including a detecting portion configured to simultaneously detect a fluorescence generated from a microparticle in plural wavelength regions and a displaying portion configured to display thereon detection results in the plural wavelength regions in a form of a spectrum.

Microparticle analyzing apparatus and data displaying method

There is provided technology that enables a microparticle sorting device to be adjusted highly accurately without using adjustment beads. The present technology provides a microparticle sorting device including a light detection unit that optically detects a microparticle flowing through a flow path, a droplet forming unit that forms a droplet containing the microparticle, and a device adjustment unit that adjusts the device, in which, in a process of adjusting the device before actual measurement of the microparticle, the device adjustment unit performs optical axis position calibration for calibrating a relative position of the flow path relative to irradiation light and delay time calibration for calibrating a delay time from light irradiation to the microparticle to formation of the droplet on the basis of information obtained from the microparticle to be measured.

Microparticle sorting device and method for sorting microparticles

The present technology provides a technology for stabilizing break-off timings. Therefore, according to the present technology, there is provided a microparticle analysis device or the like including at least: a flow path in which a fluid including a sample flow containing microparticles and a sheath flow flowing to contain the sample flow; a droplet formation unit configured to form a droplet in the fluid by imparting vibration to the fluid using a vibration element; an electric charge application unit configured to apply electric charge to a droplet containing the microparticles; an imaging unit configured to obtain a photo of a phase of a certain time; and a control unit configured to control a timing at which the droplet breaks off on a basis of the photo.

Microparticle analyzer and microparticle analysis method

The present technology is mainly directed to providing a technology that enables smooth setting of sheath liquid. Provided is a fluid control device including at least a support portion that supports a sheath liquid storage unit and a sealed portion that houses the support portion. The support portion is detachable from the sealed portion, and the sealed portion is controlled by pressurization in order to feed sheath liquid stored in the sheath liquid storage unit to a microparticle measurement device.

Fluid control device, microparticle measurement device, and fluid control method

Provided is a microparticle measurement device including a light emission unit that emits light to a microparticle to be analyzed and a light detection unit that detects light generated from the microparticle at a predetermined detection position. The microparticle measurement device further includes an analysis unit that is connected to the light detection unit and analyzes a detection value of the light detected by the light detection unit. The light detection unit is movable from the detection position.

Microparticle measurement device and cleaning method for microparticle measurement device

Growing community of inventors

Kanagawa, Japan

Yoshitsugu Sakai