Abstract: Provided are microfluidic systems and methods for detecting and sorting of droplets comprising heterogeneous particulate objects such as single cells and non-cell particles, including a variety of eukaryotic and bacterial cells, for a variety of bioassay applications. The systems and methods described herein, when implemented in whole or in part, will make relevant microfluidic based tools available for a variety of applications in biotechnology including antibody discovery, immuno-therapeutic discovery, high-throughput single cell analysis, target-specific compound screening, and synthetic biology screening.

Abstract: In alternative embodiments, provided are multiplexed systems, compositions, including products of manufacture such as arrays, microarrays and biochips, and kits, and methods, for detecting presence of a coronavirus in a sample, or to detect a coronavirus, e.g., COVID-19, infection. In alternative embodiments, provided are methods for detecting the presence of a coronavirus infection in an individual. In alternative embodiments, provided are vaccines and methods for using them to prevent, mitigate or lessen to effects of, or treat a coronavirus infection in an individual.

Abstract: In alternative embodiments, provided are compositions, including products of manufacture and kits, and methods, for in situ spatial profiling of biological materials such as DNA, RNA and protein in cells, tissues, and organisms for investigating biology and for conducting biomarker/drug discovery and development, and for clinical pathology and diagnosis. In alternative embodiments, provided are compositions, including products of manufacture and kits, and methods, for spatially determining, visualizing or quantifying target biological materials comprising in situ staining of a biological sample with one or a plurality of probes that are labeled with light-emitting moieties that exhibit or are encoded with distinct luminescence lifetime (and, optionally, spectrum) characteristics; followed by time-resolved luminescence imaging, measurement and analysis.

Abstract: A sample imaging device includes a side illumination unit, a two window sample chamber, and refractive index matching. An optically transparent sample holder is in the sample well as is sample immersion fluid. The refractive index matching includes matching of the refractive index of material of a sample to be imaged.

Abstract: Provided are microfluidic systems and methods for detecting, sorting, and dispensing of low abundance events such as single cells and particles, including a variety of eukaryotic and bacterial cells, for a variety of bioassay applications. The systems and methods described herein, when implemented in whole or in part, will make relevant microfluidic based tools available for a variety of applications in biotechnology including antibody discovery, immuno-therapeutic discovery, high-throughput single cell analysis, target-specific compound screening, and synthetic biology screening.

Abstract: Provided are microfluidic systems and methods for detecting, sorting, and dispensing of low abundance events such as single cells and particles, including a variety of eukaryotic and bacterial cells, for a variety of bioassay applications. The systems and methods described herein, when implemented in whole or in part, will make relevant microfluidic based tools available for a variety of applications in biotechnology including antibody discovery, immuno-therapeutic discovery, high-throughput single cell analysis, target-specific compound screening, and synthetic biology screening.

Abstract: Provided are microfluidic systems and methods for detecting, sorting, and dispensing of low abundance events such as single cells and particles, including a variety of eukaryotic and bacterial cells, for a variety of bioassay applications. The systems and methods described herein, when implemented in whole or in part, will make relevant microfluidic based tools available for a variety of applications in biotechnology including antibody discovery, immuno-therapeutic discovery, high-throughput single cell analysis, target-specific compound screening, and synthetic biology screening.

Abstract: Provided are microfluidic systems and methods for detecting, sorting, and dispensing of low abundance events such as single cells and particles, including a variety of eukaryotic and bacterial cells, for a variety of bioassay applications. The systems and methods described herein, when implemented in whole or in part, will make relevant microfluidic based tools available for a variety of applications in biotechnology including antibody discovery, immuno-therapeutic discovery, high-throughput single cell analysis, target-specific compound screening, and synthetic biology screening.

Abstract: Provided are microfluidic systems and methods for detecting, sorting, and dispensing of low abundance events such as single cells and particles, including a variety of eukaryotic and bacterial cells, for a variety of bioassay applications. The systems and methods described herein, when implemented in whole or in part, will make relevant microfluidic based tools available for a variety of applications in biotechnology including antibody discovery, immuno-therapeutic discovery, high-throughput single cell analysis, target-specific compound screening, and synthetic biology screening.

Abstract: Provided herein is a device related to imaging. In one embodiment, the device includes a side illumination unit, two window sample chamber, and refractive index matching. Also provided herein is an imaging apparatus comprising: a microscope; and a device comprising a side illumination unit, a two window sample chamber, and a refractive index matching. Further provided herein is a method of imaging a sample comprising: providing an apparatus comprising a microscope and a device comprising a side illumination unit, a two window sample chamber, and a refractive index matching; and imaging the sample in the apparatus.