Life Technologies Corporation

Applera Corporation

Applied Biosystems, LLC

Pe Corporation (ny)

Jacob K Freudenthal

Steven Menchen

Linda G Lee

Gary L Bordenkircher

Donald R Sandell

Scott C Benson

Mingsong Chen

Kevin Albert Maher

Xin Mathers

Khairuzzaman Bashar Mullah

Gary Lim

Kuan Moon Boo

Jeffrey A Marks

Woon Liang Terence Soh

Soo Yong Lau

Thomas Wessel

John S Shigeura

Zbigniew T Bryning

Sean Matthew Desmond

Adrian Fawcett

Francis T Cheng

Yong Chu

Ronald Danehy

David Fortescue

Ming Shen

Mauro Aguanno

Eugene F Young

David C Woo

Ming Song Chen

Ward Kevin Frye

Chee Kiong Lim

Hon Siu Shin

Terri Christina Labelle

Jorge Fonseca

Theodore E Straub

Woon Liang Soh

Gary A Chappell

Ruoyun Wu

Geoffrey Dahlhoff

Jeff Dere

Ted Straub

Chu-An Chang

Thiam Chye Lee

David Woo

Wei Fuh Teo

Tiong Han Toh

Huei Steven Yeo

Lik Seng Lau

Kok Siong Teo

Michael Uy

Zeng Wei Chu

Lian Seng Loh

Zeqi Tan

Chin Yong Koo

Way Xuang Lee

An instrument for processing and/or measuring a biological process comprises a sample processing system and an excitation source exhibiting a spectral function of output power or intensity verses wavelength of output power or intensity. The spectral function has a minima wavelength corresponding to a local minima value of the output power or intensity; a first maxima wavelength corresponding to a first local maxima of output power or intensity, the output power or intensity at the first local maxima being greater than the output power or intensity at any wavelength less than the minima wavelength; a second maxima wavelength corresponding to a second local maxima of output power or intensity, the output power or intensity at the second local maxima being greater than the output at any wavelength greater than the minima wavelength; the minima wavelength is between the first maxima wavelength and the second maxima wavelength.

Optical systems and methods for biological analysis

A method of analyzing a plurality of biological sample volumes comprises emitting, along an excitation optical path toward a sample holder holding the plurality of biological sample volumes, electromagnetic radiation from a broadband LED, wherein the broadband LED emits the electromagnetic radiation across a range of wavelengths at a total output power of at least 5 watts and at a maximum intensity at a wavelength less than 600 nanometers and at an intensity less than 30 percent of the maximum intensity at a wavelength of 650 or 670 nanometers, and receiving, by a sensor, an electromagnetic emission transmitted from the sample holder along an emission optical path.

An instrument for processing and/or measuring a biological process contains a sample processing system, an excitation source, an excitation optical system, an optical sensor, and an emission optical system. The sample processing system is configured to retain a first sample holder and a second sample holder, wherein the number of sample cells is different for each sample holder or a characteristic dimension for the first sample cells is different from that of the second sample holder. The instrument also includes an excitation source temperature controller comprising a temperature sensor that is coupled to the excitation source. The temperature controller is configured to produce a first target temperature when the first sample holder is retained by the instrument and to produce a second target temperature when the second sample holder is retained by the instrument.

A biological analysis system is provided. The system comprises an interchangeable assembly configured to accommodate any one of a plurality of sample holders, each respective sample holder configured to receive a plurality of samples. The system also includes a control system configured to cycle the plurality of samples through a series of temperatures. The system further includes an optical system configured to detect fluorescent signals emitted from the plurality of samples. The optical system, in particular, can comprise a single field lens, an excitation source, an optical sensor, and a plurality of filter components. The excitation source can be one or more light emitting diodes. The field lends can be a bi-convex lens.

Systems and methods for biological analysis

In one exemplary embodiment, a method for validating an instrument is provided. The method includes receiving amplification data from a validation plate to generate a plurality of amplification curves. The validation plate includes a sample of a first quantity and a second quantity, and each amplification curve includes an exponential region. The method further includes determining a set of fluorescence thresholds based on the exponential regions of the plurality of amplification curves and determining, for each fluorescence threshold of the set, a first set of cycle threshold (C) values of amplification curves generated from the samples of the first quantity and a second set of Cvalues of amplification curves generated from the samples of the second quantity. The method includes calculating if the first and second quantities are sufficiently distinguishable based on Cvalues at each of the plurality of fluorescence thresholds.

Methods and systems for instrument validation

Microfluidic devices, assemblies, and systems are provided, as are methods of manipulating micro-sized samples of fluids. Microfluidic devices having a plurality of specialized processing features are also provided.

Microfluidic size-exclusion devices, systems, and methods

Some embodiments describe a computer-implemented method for calibrating a fluorescent dye. The method can comprise imaging a sample holder, loaded into an instrument, at more than one channel. The sample holder can comprise a plurality of reaction sites and more than one dye type, with each dye occupying more than one reaction site. The method can further comprise identifying a peak channel for each dye on the sample holder, normalizing each channel to the peak channel for each dye, and producing a dye matrix that can comprise a set of dye reference values.

System and methods for calibrating binding dyes

A case for containing a plurality of biological samples contains a base, a substrate and a cover. The substrate is attached to the base and comprises a plurality of reaction regions configured to receive one or more biological samples. The cover comprises an inner surface and is configured to be attached to the base such that the base and cover together provide a cavity containing the substrate. The inner surface includes a central area and a recessed area disposed about the central area. The central area is configured to cover the reaction regions, while the recessed area is offset from the central area in a direction normal to the inner surface.

A biological analysis system is provided. The system comprises an interchangeable assembly configured to accommodate any one of a plurality of sample holders, each respective sample holder configured to receive a plurality of samples. The system also includes a control system configured to cycle the plurality of samples through a series of temperatures. The system further includes an optical system configured to detect fluorescent signals emitted from the plurality of samples. The optical system, in particular, can comprise a single field lens, an excitation source, an optical sensor, and a plurality of filter components. The excitation source can be one or more light emitting diodes. The field lens can be a bi-convex lens.

A method for calibrating a biological instrument is provided. The method comprises the steps of acquiring an image of at least one biological sample array, determining a first region of interest within the image, wherein the first region of interest comprises a first plurality of locations on the at least one biological array; and identifying within the first region of interest, a plurality of image elements associated with each of the first plurality of locations on the at least one biological array.

Methods and systems for streamlining optical calibration

In one exemplary embodiment, a method for calibrating an instrument is provided. The instrument includes an optical system capable of imaging florescence emission from a plurality of reaction sites. The method includes performing a region-of-interest (ROI) calibration to determine reaction site positions in an image. The method further includes performing a pure dye calibration to determine the contribution of a fluorescent dye used in each reaction site by comparing a raw spectrum of the fluorescent dye to a pure spectrum calibration data of the fluorescent dye. The method further includes performing an instrument normalization calibration to determine a filter normalization factor. The method includes performing an RNase P validation to validate the instrument is capable of distinguishing between two different quantities of sample.

Methods and systems for biological instrument calibration

An instrument for processing and/or measuring a biological process contains an excitation source, a sample holder, an optical sensor, an excitation optical system, and an emission optical system. The sample holder is configured to receive a plurality of biological samples. The optical sensor is configured to receive an emission from the biological samples. The excitation optical system is disposed along an excitation optical path and is configured to direct the electromagnetic radiation from the excitation source to the biological samples. The emission optical system is disposed along an emission optical path and is configured to direct electromagnetic emissions from the biological samples to the optical sensor. The instrument further contains a plurality of filter assemblies configured to be interchangeably located along at least one of the optical paths. The plurality of filter components includes a first filter assembly characterized by a first optical power and a first filter having a first filter function, the first filter function characterized by at least one of a first low-pass wavelength or a first high-pass wavelength. The second filter assembly is characterized by a second optical power and a second filter having a second filter function, the second filter function comprising at least one of a second low-pass wavelength that is different than the first low-pass wavelength or a second high-pass wavelength that is different than the first high-pass wavelength.

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San Jose, CA, United States of America

Jacob K Freudenthal