Wisconsin Alumni Research Foundation

Technology

Nanocapsule Delivery System for Ribonucleoproteins

With the explosion of interest in using the CRISPR/Cas9 system for gene editing, there is a strong focus on developing tools for delivering the CRISPR machinery safely and efficiently into cells. Exis...
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Shaoqin Gong, Krishanu Saha, Guojun Chen, Amr Abdeen, Yuyuan Wang, Ruosen Xie | P170376US02

Technology

Nuclease Inhibitors and Methods for Their Use

Biochemical research and biotechnology rely on nucleic acids; however, nucleic acids frequently encounter nucleases that can negatively affect experiments. Although nuclease inhibitors are often used ...
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Ronald Raines, Bryan Smith, David Lynn, Matthew Soellner | P05096US

Technology

S1mplex: A New Tool for Precision Gene Editing

New tools for human gene editing are rapidly advancing all sectors of biomedicine from basic biology to somatic gene therapy in the clinic. Precise editing of DNA sequences in the human genome can be ...
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Krishanu Saha, Jared Carlson-Stevermer, Amr Abdeen, Lucille Kohlenberg | P170309US02

Technology

Titin Minigene: Cardiac Research Tool

Titin is a sarcomeric protein expressed primarily in striated muscles. It is responsible for maintaining the structure and biomechanical properties of muscle cells. In the heart, cardiac titin under...
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Marion Greaser, Shijun Li, Wei Guo | P170288US01

Technology

Streamlined Design for Transferring Analytes

Polymerase chain reaction (PCR) is used to generate copies of a particular DNA sequence. The technique is common and indispensable in many research applications. Unfortunately, methods for isolating/p...
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David Beebe, Ben Casavant, David Guckenberger, Scott Berry | P130361US01

Technology

Poly(UG) Polymerase: A Useful New RNA Tool

Enzymes called ribonucleotidyl transferases (NTases) add nucleotides to the ends of RNAs. At present only a few such enzymes are known, such as poly(A) polymerases and poly(U) polymerases. The selecti...
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Marvin Wickens, Melanie Preston | P140268US02

Technology

Nanopore Antennas for Ultrahigh Speed DNA Sequencing

‘Nanopore sequencing’ allows a single molecule such as DNA to be analyzed without conventional tools like chemical labels or costly optical instruments. In the process, DNA strands and a stream of...
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Robert Blick, Abhishek Bhat, Paul Gwozdz | P140109US01

Technology

Faster, Cheaper DNA Synthesis

Synthesizing DNA and genes is an important tool in biotechnology. It has become commonplace to synthesize short DNA chains, called oligonucleotides, on a substrate and use these as building blocks to ...
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Michael Sussman, Kathryn Richmond, Matt Rodesch | P04400US02

Technology

DNA Synthesis with Error Reduction

Synthesizing DNA is an important part of biotechnology but current methods are useful only for relatively short gene sequences. Researchers are forced to construct larger genes through time-consuming ...
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Peter Belshaw, Michael Sussman, Franco Cerrina, James Kaysen, Brock Binkowski, Kathryn Richmond | P05071US

Technology

Synthesis of High-Density Oligomer Microarrays

To save time and costs, many alternatives to conventional DNA sequencing have been proposed. One approach utilizes an array of oligonucleotide probes (short nucleic acid chains) synthesized by photoli...
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Franco Cerrina, Viktoriya Golovkina | P05183US

Technology

New Protein Production Strategy for Plants

In animals, plants and other eukaryotic organisms, typically one protein is translated from each mRNA. Usually, translation can start only at one end of the mRNA strand. In contrast, several viruses ...
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Aurelie Rakotondrafara, Jincan Zhang | P140069US02

Technology

Gene Editing Tool Uses New Enzyme

Genome editing has proven difficult in cells, especially mammalian cells. One way to improve efficiency is to introduce a double-strand break (DSB) in the desired DNA region. These DSBs stimulate cell...
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James Thomson, Zhonggang Hou, Yan Zhang, Rakhi Rajan, Erik Sontheimer, Alfonso Mondragón | P130315US02

Technology

Computer-Based Determination of Haplotype

Humans are diploid organisms whose (non-sex) cells contain two copies of each chromosome – one from each parent. Each of these two copies may be distinguished by genetic variations such as insertion...
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Tom Anantharaman, Bud Mishra, Will Casey | P05170US

Technology

Device Uses Air Gap for Easier Fraction Isolation

Isolating analytes from complex biological samples is one of the most crucial steps in many areas of biological research and clinical diagnostics. Paramagnetic particles (PMPs) or beads are important ...
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David Beebe, Scott Berry | P130107US01

Technology

Assembly of Full-Length Genes from DNA Arrays

The ability to chemically synthesize single-stranded oligonucleotides has had a profound impact on research and medicine. Yet existing strategies have their limitations. One critical limitation is the...
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Lloyd Smith, Cheng-Hsien Wu | P120014US02

Technology

Cleaving Double-Stranded DNA at User-Chosen Sites

Restriction enzymes are used widely to cleave double-stranded DNA. However, a given restriction enzyme can only cleave a DNA molecule at the specific nucleotide sequence that corresponds to the recogn...
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Michael Cox, Marielle Eichhorn-Gruenig, James Keck | P100286US02

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