Tag Archives: CNV analysis

Top FAS Tricks You Wish You Knew When Getting Started with VSClinical

         November 18, 2021
vsclinical top things to know

As a newer member of the Golden Helix FAS Team I, like many of our customers, went through a phase of learning the ins, outs, and shortcuts of clicking around the program. In an effort to expedite new users coming up to speed, or to teach some tricks to experienced users, I’ve compiled a list of the top things I… Read more »

New CNV Tools with VarSeq 2.2.2 Update

         February 16, 2021
copy number variant algorithm

Our latest release of the VarSeq software has had a major upgrade with the addition of the new CNV ACMG guidelines! Here are some recent webcasts we’ve given covering the new guideline tool: Family-Based Workflows in VarSeq and VSClinical A User’s Perspective: ACMG Guidelines for CNVs in VSClinical Not only does VarSeq 2.2.2 come with the new guideline tool, but… Read more »

New Algorithm: Variants Matching Current Sample

         November 12, 2020
New Algorithm: Variants Matching Current Sample

Those of you who have been attending our recent webcasts have learned about our upcoming VarSeq release. A part of that release will be an additional algorithm that will annotate variants matching the current sample. If you are not familiar with these webcasts, here are several on-demand webcasts I recommend to get you familiar with these new features: Evaluating Copy… Read more »

Webcast Recap: A User’s Perspective: ACMG Guidelines for CNVs in VSClinical

         October 16, 2020

Our previous webcast from VP Gabe Rudy in September exposed us to some fundamentals of this years’ updated Technical standards for the interpretation and reporting of constitutional copy-number variants: a joint consensus recommendation of the American College of Medical Genetics and Genomics (ACMG) and the Clinical Genome Resource (ClinGen). This recent webcast was dedicated to breaking down these new guidelines… Read more »

Golden Helix Receives NIH-SBIR Phase 2 Grant 2R44 GM125432-02

         September 24, 2018

It is our distinct pleasure to inform the GHI community that we have been awarded a Phase II SBIR Grant from the National Institutes of Health. As we are also preparing to celebrate our 20th Anniversary, these two events invoke a lot of excitement within our company and what lies ahead, for not GHI only, but the genetics field entirely…. Read more »

Secondary Analysis 2.0 eBook

         September 5, 2017

Next-Gen Sequencing promised to be the ultimate paradigm when it comes to genetic research and clinical testing since it contains the complete genetic information. When it comes to the current reality in testing labs, there are still a number of additional testing paradigms used in an analysis, specifically, copy number variations. Among these, labs still widely use Chromosomal Microarrays and… Read more »

Secondary Analysis 2.0 – Part III

         August 8, 2017
Detection of CNVs

Detection of CNVs in NGS Data Our Secondary Analysis 2.0 blog series continues with Part III: Detection of CNVs in NGS Data. We will give you an overview of some design principles of a CNV analytics framework for next-gen sequencing data. There are a number of different approaches to CNV detection. The published algorithms share common strategies to solve the… Read more »

UCLA Health Diagnoses Long Running Medical Mystery

         August 3, 2017
Recent Customer Publications

We don’t just like hearing what our clients are up to … we love bragging about what they’re doing to the world as well! This week we’re showcasing Dr. Stanley Nelson, and his team at UCLA Health, who used next-generation sequencing and our VarSeq software to help diagnose a child’s long running medical mystery. Audrey Lapidus knew there was something… Read more »

Frequently Asked Questions: CNV analysis in VarSeq

         July 20, 2017
CNV FAQ

The support team at Golden Helix is always here to help with your SVS and VarSeq needs. Often, we receive some excellent questions that should be shared with the rest of our users. This blog will answer some common questions we’ve been seeing lately regarding VarSeq CNV. I’ve noticed there is a version 2 of the CNV caller on Targeted Regions Algorithm, how has… Read more »

CNV Caller Updates and More with VarSeq 1.4.5

         June 22, 2017
Genotype Imputation

We have been heads down doing the detailed and careful work to improve our CNV caller algorithm in the past three months since our we launched our Exome capable CNV caller and are very excited about the massive step forward we have made with the VarSeq 1.4.5 release. Additionally, we have added the all new Whole Genome large-event caller capable… Read more »

CNV User Perspective Webcast Q&A

         April 20, 2017
CNV User

Nathan Fortier’s webcast yesterday, CNV Analysis in VarSeq – A User’s Perspective, was an excellent demonstration of our CNV capabilites, so check it out here if you missed it. There were a number of questions asked in the live event, so in today’s blog post I wanted to recap the Q&A session. Question: Do the reference samples have to be from the… Read more »

PreventionGenetics adopts Golden Helix CNV analysis

         March 21, 2017
Partnership with Sentieon

Today, I am happy to announce the introduction of VS-CNV for Gene Panels and Exomes. We have developed this capability in partnership with PreventionGenetics. PreventionGenetics will use VarSeq CNV for analysis of gene panels, and in the future for exome sequencing. The software gives PreventionGenetics the opportunity to conduct a comprehensive CNV analysis on NGS data, in many cases eliminating the need… Read more »

CNV exome analysis coming to VarSeq!

         March 14, 2017
CNV Exome Analysis

VarSeq will soon provide CNV exome analysis! In our webcast last week, we announced that we took our CNV caller, VS-CNV, to the next level. Along with the ability to call CNVs at the single-exon level in NGS gene panels, VarSeq can soon be used to call large loss of heterozygosity (LOH) and  CNV events at the exome level. The combination… Read more »

WEBCAST: CNV Analysis with VarSeq

         November 22, 2016

December’s webcast will provide the Golden Helix community with a more in-depth look at CNV analysis in VarSeq. On December 7th, Dr. Nathan Fortier will discuss the challenges and metrics surrounding CNV detection and then demonstrate VarSeq’s new capability from VCF to clinical report.  Wednesday, December 7th @ 12:00 PM, EST Numerous studies have documented the role of Copy Number Variations (CNVs)… Read more »

CNV Analysis Tips for Illumina Data

         November 24, 2010

Please see our updated tutorials for CNV Analysis by visiting: http://goldenhelix.com/resources/SNP_Variation/tutorials/index.html The following statement is representative of a common question that is posed to the Golden Helix support team: “I followed all of the steps in the SVS7 CNV analysis tutorial, but my results seem kinda funny. The segment means are skewed to the left and it doesn’t look like… Read more »