Fragment Analyzer. You are currently viewing the SEQanswers forums as a guest, which limits your access. The TapeStation, Bioanalyzer and Qubit instruments gave the concentration estimates the closest to expected, while the NanoDrop, Fragment Analyzer and the GX Touch overestimated the concentration, in particularly for solutions with concentrations less than 40 pg/l. 0000007765 00000 n
The Agilent 2100 bioanalyzer has provided a tool to more clearly evaluate each of the major components making up total RNA and to assess how they vary with source, time, and storage. DOI: https://doi.org/10.1016/j.fsigss.2015.09.110, Section of Forensic Genetics, Department of Forensic Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark, To ensure efficient sequencing, the DNA of next-generation sequencing (NGS) libraries must be quantified correctly. 0000005455 00000 n
hibari,5,, ,5, . Bioanalyzer, TapeStation, Fragment Analyzer, FemtoPulse) You want as much of the nucleic acid intact as possible so DNA should appear as high molecular weight fragments (>10kb), while the RIN value for RNA should be as high as possible, indicating Curve shapes and peak values of library traces should be used as a quality measure prior to library quantitation and sequencing. 0000019142 00000 n
I came from a lab in industry that trialed the BioA, TapeStation, Caliper system and Advanced Analytical fragment analyzer. HS = High Sensitivity NGS = Next Generation Sequencing (Libraries) For more information about the Fragment Analyzer assay and how to interpret your QC results, download our Interpretation of Fragment Analyzer PDF. Measured oligo concentrations were plotted against the oligo concentrations given by the manufacturer of the oligos. Library preparation workflows can differ greatly between kits and the needs of the experiment. Press J to jump to the feed. I have some questions about these products. We use both systems in our lab to measure fragment sizes during library prep and sequencing and, in terms of speed and throughput, the Tapestation is far superior. Need help with your experiments? 0000047112 00000 n
The Qsep Bio-Fragment Analyzer replaces old-fashioned, labor-intensive gel analysis of DNA, RNA and proteins. 0000017068 00000 n
Download : Download high-res image (362KB) Download : Download full-size image It is suitable to analyze size, quantity, and integrity of your samples. This Technical Note highlights differences of fragment size distribution lengths seen when the same Chromium Genome v2 libraries are run on the Bioanalyzer and TapeStation. The standard analysis reagents we keep on hand have a sensitivity down to 0.5 ng/l. This page was generated at 08:53 PM. ,9iIG'Z$tZvZ*EcYsU? The single-channel capillary electrophoresis (CGE) system automates sensitive, high-resolution analysis of 1 to 96 samples, in 2-7 minutes per run. 0000014988 00000 n
0000004007 00000 n
,5,, ,5,, ,4,aircraft . 0000004730 00000 n
General. 0000004169 00000 n
Fragment Analyzer) content only. https://doi.org/10.1016/j.fsigss.2015.09.110, Comparison of techniques for quantification of next-generation sequencing libraries, View Large qPCR gave more accurate predictions of sequencing coverage . hb```g`g`c`)ef@ a;obuQty:1v When quantifying dsDNA oligos, the TapeStation, Bioanalyzer and Qubit. 0000004805 00000 n
There is ~40 to 50 base pair bias observed between the TapeStation D1000 and the Fragment Analyzer. Light spectrophotometry, i.e. 0000042599 00000 n
0000003658 00000 n
It fits for example in a next-generation sequencing (NGS) or biobanking workflow with low to high throughput delivering highly precise analytical evaluation. Not for use in diagnostic procedures. 0
To prepare for capillary electrophoresis, a spectral calibration with the corresponding matrix standard for the selected group of dyes must be performed on the genetic analyzer in order to accurately detect the dye-labeled primers. Quantification of next-generation sequencing (NGS) libraries is crucial to ensure optimal library concentrations for sequencing. Find products using our Selection Tool. It is suitable to analyze size, quantity, and integrity of your samples. 0000005031 00000 n
The Bioanalyzer is currently used only to analyze plant total RNA samples because the TapeStation does not support RIN determination for plants. 404 0 obj
<>stream
Experiments gone wrong? Click here to register now, and join the discussion. My previous lab was using it for hundreds of clinical samples, after calibrating it with a BA. For additional help please contact us at the information below. Delivering highly accurate and precise analytical evaluation, the systems fit perfectly into next-generation sequencing (NGS) or biobank workflows for . The various instruments for DNA quantification vary in accuracy, reproducibility and sensitivity as well as in labour intensity, speed and costs. However, for (1) Agilent 1200 HPLC/Fluorescent Detection, for Amino Acid Analysis (AAA) (1) BiaCore 3000 SPR Interaction Analyzer. 0000014763 00000 n
The quantification estimates made by the different instruments are shown in, The lowest and highest concentration estimates varied closely to a factor of 100 for the fragment libraries (, By quantifying solutions of dsDNA oligos with known concentrations, the accuracy and sensitivity of the quantification instruments could be evaluated (, The Bioanalyzer instrument was the most sensitive and was the only instrument that was able to estimate DNA at concentrations of 24pg/l. Technical Note, v2 Chemistry, Last Modified on November 19, 2018,Permalink, CG000117_10x_Technical Note_CrG_Fragment Analyzer QC_RevA.pdf, Technical Note - Comparison between Bioanalyzer and Fragment Analyzer Traces for QC of Chromium Genome v2 Libraries. hbbb`b`` 7
Sizing ranges differ slightly between the Fragment Analyzer High Sensitivity Large Fragment Analysis Kit and TapeStation Cell-free DNA ScreenTape Assay. The constant development of sequencing techniques has led to a growing number of library prep options, and the process of identifying the appropriate library prep kit All times are GMT-8. xref
0000014397 00000 n
Thermo LTQ-Orbitrap LC-MS. Voyager DE-STR MALDI-TOF. I am making the same decision between a tape station and a AATI fragment analyzer. vfw membership requirements; lake mary high school tragedy; who is beowulf in beowulf quizlet; meeting notebook with action items; The Fragment Analyzer systems utilize automated parallel capillary electrophoresis to provide reliable quality control (QC) for nucleic acids. DNA extraction is a critical first step in the experimental workflow of DNA fragment analysis. The constant development of sequencing techniques has led to a growing number of library prep options, and the process of identifying the appropriate library prep kit All times are GMT-8. 0000039197 00000 n
<<0068827F7C815D4BBD069E5E9B8C7722>]/Prev 675865/XRefStm 2495>>
0000033138 00000 n
To find out more about the applications enabled by CE, see the article What applications does capillary electrophoresis enable? 0000039800 00000 n
What applications does capillary electrophoresis enable. With its unique design and intuitive features, common QC bottlenecks are resolved by the automation of key steps such as gel loading and sample injection increasing lab efficiency. 369 0 obj
<>
endobj
Tight: Narrowest fragment range based on a target size Pair ed-end sequ nci g Fluorescent dyes are attached to the primers, and the fragments are amplified by PCR before electrophoresis. MENU MENU. There is ~10 to 20 base pair bias observed between the Fragment Analyzer and the Bioanalyzer for fragment size in the range 150 to 200 bp. Here, we aimed to determine the contribution of whole-exome sequencing and circulating free DNA (cfDNA) analysis in predicting response to therapy in a consecutive real-world cohort of 36 patients, undergoing fresh tissue biopsy and . Agilent 5200, 5300, and 5400 Fragment Analyzer Systems. Each library prep kit contains different components necessary to prepare the target nucleic acid for sequencing. In contrast to Sanger sequencing, fragment analysis can provide sizing, relative quantitation, and genotyping information using fluorescently labeled DNA fragments produced by PCR using primers designed for a specific DNA target. Without reliable quantifications, some samples may have too few sequences for accurate sequencing or, alternatively, it may be necessary to increase the minimum coverage by including fewer samples per investigation. tapestation vs bioanalyzer. 0000006505 00000 n
The system includes instrument, software, reagents, and ScreenTape devices to analyze size, quantity, and integrity of your DNA and RNA sample. 0000008912 00000 n
Agilent bought the manufacturer of the fragment analyzer a few years ago which is why they offer both machines, even though the output is nearly identical. Read the latest news and stories. 0
how do you unblock a number from a correctional facility? Fragment analysis is a genetic analysis method comprising a series of techniques in which DNA fragments are fluorescently labeled, separated by capillary electrophoresis (CE), and sized by comparison to an internal standard. Fragment Analyzer User Manual. 0000038328 00000 n
0000002894 00000 n
0000006331 00000 n
During capillary electrophoresis, the products of the PCR are injected electrokinetically into capillaries filled with polymer. To perform fragment analysis on a CE system, primers must be designed that flank the region of interest. Ideal methods will vary depending on the source or tissue type, how the sample was obtained from its source, and how the sample was handled or stored prior to extraction. Additional advantages of fragment analysis include: For more information on fragment analysis and its applications, download our comprehensive guide. %%EOF
For any NGS platform, and improves data quality. The Agilent Automated Electrophoresis system portfolio provides options for ultralow to ultrahigh throughputs, fast run times, and a broad variety of assays and kits, enabling accurate, efficient, and reliable sample quality control (QC) for any application. For Research Use Only. endstream
endobj
startxref
0000090338 00000 n
0000002919 00000 n
0000007034 00000 n
The system integrates an instrument, data processing software, reagents, and ScreenTape devices specific for DNA and RNA. 67 86
I have used both the BA and the GX, and the latter requires less hands-on work and skill. You are currently viewing the SEQanswers forums as a guest, which limits your access. 392 0 obj
<>/Filter/FlateDecode/ID[<652C6AC8FD440F41980BBE53D6D78E7E><8501094D8972534BAF42DF915EE39EDB>]/Index[369 36]/Info 368 0 R/Length 114/Prev 205397/Root 370 0 R/Size 405/Type/XRef/W[1 3 1]>>stream
0000046084 00000 n
Data quality matters most. 0000011791 00000 n
For sample loading on the fragment analyzer, you mix DNA/RNA and the marker solution in plate wells and load the plate into the fragment analyzer. To date, multiple overnight. For sample loading on the fragment analyzer, you mix DNA/RNA and the marker solution in plate wells and load the plate into the fragment analyzer. Search Start here to learn about Agilent TapeStation system, an automated electrophoresis system that delivers sample quality control (QC) for DNA & RNA applications. Tech Tips & Tricks Blog in Hindi dave wannstedt family. The Fragment Analyzer measurements were statistically significantly different from the estimates of the Bioanalyzer, GX Touch, and the TapeStation after correction for multiple testing (p =. 2200 TapeStation; Fragment Analyzer; ZAG DNA Analyzer; Femto Pulse; Oligo Pro II; Product Updates . We use the fragment analyzer from AATI, costs 31303.8, cheaper per sample than bioanalyzer. But we are still not to the point where we need that kind of throughput. Any idea when this is coming out? You will then receive an email that contains a secure link for resetting your password, If the address matches a valid account an email will be sent to __email__ with instructions for resetting your password. 0000002663 00000 n
3 Reply [deleted] 1 yr. ago 1 Reply Any one have suggestions for alternative systems for analyzing fragment sizes (other than gels)? EMPLOYMENT '16-'19: Indiana University; EMPLOYMENT '14-'15: University of California. Find products using our Selection Tool. Although several studies have explored the molecular landscape of metastatic melanoma, the genetic determinants of therapy resistance are still largely unknown. Agilent Tapestation 2200: 0000008419 00000 n
The Agilent 5200 Fragment Analyzer is a capillary electrophoresis instrument for DNA analysis. For convenience, it is pretty simple and accuracy is good enough to use for NGS library prep. 0000172359 00000 n
0000012133 00000 n
The Agilent 4200 TapeStation system has scalable throughput from 1 to 96 samples and walk-away operation, which are essential . 0000172499 00000 n
At very low DNA concentrations (2-4pg/ l) the Bioanalyzer was the . Overall, the NanoDrop showed the highest library concentration estimates followed by the Fragment Analyzer, whereas the TapeStation often displayed the lowest estimates. A CpG site and a SNP are typically separated from the nearest CpG site or SNP by hundreds or thousands of base pairs. 0000003017 00000 n
May be wise to wait and see what the offer is. Yeah, my boss said a new one was coming out that would do 96 samples. Thank you! 0000021001 00000 n
Published by Elsevier Inc. All rights reserved. 0000173112 00000 n
Features What's that peak?This webinar address how to use the Agilent BioAnalyzer to check library quality prior to sequencing,. 67 0 obj
<>
endobj
0000147172 00000 n
The status of methylated CpG sites and single nucleotide polymorphisms (SNPs) is often used to analyze DNA fragments of a biological sample. The GNE-associated V727M mutation is one of the most prevalent ethnic founder mutations in the Asian HIBM cohort; however, its role in inducing disease phenotype remains largely elusive. It does use gel capillaries and the array lasts for only 6 months at a time so if you are not a high volume user, it might not be as cost effective as it is for me. 0000003858 00000 n
If you run without a ladder and use expired tapes (they only last 2 weeks after first use), you can really cut down costs. fragment analyzer vs tapestationmarinela cookies calories. High voltage is applied so that the fluorescent DNA fragments are separated by size and are detected by a laser/camera system. Over the years we have gradually increased our use of it. 0000044454 00000 n
twisted wonderland how to beat riddle 1-24; 4th stimulus check passed today 2021 date; black canyon 100k 2021; ryobi corded string trimmer; can i use regular food coloring in my airbrush. image. Chromatography & Spectroscopy Lab Supplies, GC Calculators & Method Translation Software, BioCalculators / Nucleic Acid Calculators. No we just use an Agilent Bioanalyzer purchased back in 2003. But the initial investment in the instrument is higher. There is ~40 base pair bias observed between the TapeStation D1000 and the Bioanalyzer. Technical Note, v2 Chemistry, Last Modified on November 19, 2018,Permalink, CG000065_10x_Technical Note_BA-TapeStation.pdf, Technical Note - Comparison between Bioanalyzer and TapeStation traces for QC of Chromium Genome Libraries. 0000046286 00000 n
CE-based genetic analyzers are capable of performing both Sanger sequencing and fragment analysis. While the RNA tapes are still a bit lacking, my favorite is the genomic tape so you can look at much larger sizes. What are the applications of capillary electrophoresis? What is the difference between TapeStation and Fragment Analyzer? PIs gone AWOL? %%EOF
http://www.aati-us.com/instruments/fyanalysis.html, Expert Advice on Automating Your Library Preparations, Choosing the Right DNA Library Preparation for Your Experiment, New Sequencing Method for Characterizing Meiotic Double-Stranded Breaks, Single Mutation in Non-Coding Gene Linked to Muscle Disorder, Transcription Study Identifies Links to Neurodegenerative Disease, Mapping Single-Nucleotide Level Damage from Exposure to a Carcinogen. The relevant muscular . A) Sizing precision of the D1000 ScreenTape assay August 28, Keywords DNA quantification Next-generation sequencing libraries NanoDrop, Qubit Fragment Analyzer GX Touch Copyright 2006-2023 Thermo Fisher Scientific Inc. All rights reserved, Sulen und Kartuschen fr die Chromatographie, Kunststoffartikel und Zubehr fr das Labor, Spektroskopie, Element- und Isotopenanalyse, Alle Themen fr Hilfe und Support anzeigen, Status und Nachverfolgung von Bestellungen. 0000011946 00000 n
0000172623 00000 n
For this, V727M mutation-specific altered expression profile and potential networks were explored. While other groups in the company chose the BioA for the sake of "it's the standard," we chose the Advanced Analytical as it outperformed in almost every way, including running fragment analysis of dirty digests, without getting clogged. 4200 TapeStation 5200 Fragment Analyzer 5300 Fragment Analyzer 5400 Fragment Analyzer ZAG DNA Analyzer Femto Pulse Oligo Pro II This area is for Automated Electrophoresis (Bioanalyzer, TapeStation, and Parallel CE (e.g. With the Fragment Analyzer High Sensitivity Large Fragment Analysis Kit, the mononucleosomal peak of the cfDNA is usually situated between 75 bp and 250 bp (Figure 1), whereas with the . %PDF-1.7
%
During library preparation, DNA or RNA targets are processed and converted into the appropriate format for a sequencing run. hbbd```b``"fH %@$7i "A$W, R@1l)_VLryR)_&F@&00Ig`
wV
0000046570 00000 n
Unless you will have a very low throughput in the lab (i.e. While other groups in the company chose the BioA for the sake of "it's the standard," we chose the Advanced Analytical as it outperformed in almost every way, including running fragment analysis of dirty digests, without . The system integrates an instrument, data processing software, reagents, and ScreenTape devices specific for DNA and RNA. It works for me as well as the Bioanalyzer but the sample cost is about 4 times lower. With its unique design and intuitive features, common QC bottlenecks are resolved by the automation of key steps such as gel loading and sample injection increasing lab efficiency. King Prince - 2018 1st 2nd3 by okadamii's shop Advanced Analytical is my personal favorite. Chromatography & Spectroscopy Lab Supplies, GC Calculators & Method Translation Software, BioCalculators / Nucleic Acid Calculators. Mass spectrometry, chromatography, spectroscopy, software, dissolution, sample handling and vacuum technologies courses, Live or on-demand webinars on product introductions, applications and software enhancements, Worldwide trade shows, conferences, local seminars and user group meetings, Service Plans, On Demand Repair, Preventive Maintenance, and Service Center Repair, Software to manage instrument access, sample processing, inventories, and more, Instrument/software qualifications, consulting, and data integrity validations, Learn essential lab skills and enhance your workflows, Instrument & equipment deinstallation, transportation, and reinstallation, CrossLab Connect services use laboratory data to improve control and decision-making, Advance lab operations with lab-wide services, asset management, relocation, Shorten the time it takes to start seeing the full value of your instrument investment. AB SCIEX 4800 MALDI-TOF/TOF. Cost: $20.00 per group of 12 samples The instrument is capable of much more with other reagents. The DNA fragment analysis workflow consists of four general steps: DNA extraction, PCR amplification, capillary electrophoresis, and data analysis (Figure 1). O Melhor Dj Do Som Automotivo do Brasil. 0000171853 00000 n
By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. Just another site 0000045453 00000 n
What did you end up deciding on this and why? always less than 10 samples per day), the reagents cost should be considerably lower on the GX. NGS Education for Sanger Sequencing Users, To find out more about the applications enabled by CE, see the article. 0000100153 00000 n
2015. 0000004956 00000 n
Times-kMarvel Super Hero Mashers Micro Captain America vs. Iron Skull 2-Pack A 2 485cm10 petie . Create an account to follow your favorite communities and start taking part in conversations. Discontinuation of Legacy Fragment Analyzer Kits (in 2021) 2100 Bioanalyzer. My Agilent Bioanalyzer is giving me fits lately! . Other members of the department were very negative about the fragment analyzer. This Technical Note highlights differences in fragment size distribution lengths seen when the same Chromium Genome v2 libraries are run on the Bioanalyzer and the Fragment Analyzer. Each library prep kit contains different components necessary to prepare the target nucleic acid for sequencing. 2015 Elsevier Ireland Ltd. Chromium Genome Library Kit & Gel Bead Kit v2, 16 rxns PN-120258, Chromium Genome HT Library Kit & Gel Bead Kit v2, 96 rxns PN-120261, Chromium Genome Chip Kit v2, 48 rxns PN-120257. Agilent has a new system that fills the same space as the BioAnalyzer but is reportedly simpler and faster. The Bioanalyzer, TapeStation and Qubit instruments gave concentrations closest to the expected when quantifying dsDNA oligos. 0000007697 00000 n
Methods and systems described herein involve using long cell-free DNA fragments to analyze a biological sample from a pregnant subject. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. All quantifications were done in duplicates. Therefore, an accurate, sensitive and stable method for DNA quantification is crucial. 0000023196 00000 n
The comment about Labchip GX prep time is silly. }f)g;O_PII9lA!%%c4*mllQ s1p(i7 H2 IuNFi^>5=IC a*$_J60r3pdhbX017SE}8z3earj%8L+OJc8a:Qi FfRRXM4iF b"T` WZ
%PDF-1.5
%
0000172804 00000 n
The Fragment Analyzer is a highly flexible DNA/RNA fragment analysis platform, providing a high dynamic range of detection, detection sensitivity and separation resolution over a wide size range with a high overall throughput. trailer
Need Help? Using automated parallel capillary electrophoresis, the Fragment Analyzer systems offer nucleic acid quality control for a range of applications, including NGS libraries and cfDNA QC. Curve shapes and peak values of library traces should be used as a quality measure prior to library quantitation and sequencing. estimates followed by the Fragment AnalyzerTM, whereas the TapeStation often displayed the lowest estimates. 0000008620 00000 n
0000014058 00000 n
Sizing precision analyzed with three different size DNA fragments (n = 6) with the 4200 TapeStation and 2100 Bioanalyzer systems. This package imports data from Agilent automated electrophoresis systems (Bioanalyzer, TapeStation, Fragment Analyzer, ZAG DNA Analyzer, Femto Pulse) and includes functions to graph and analyze the data. The Fragment Analyzer can accurately separate and size large fragment smears in 1 h, eliminating the need for overnight pulsed-field gel electrophoresis (PFGE). I came from a lab in industry that trialed the BioA, TapeStation, Caliper system and Advanced Analytical fragment analyzer. 0000045198 00000 n
Reliable Results for Nucleic Acid Analysis. It's called the. 0000017242 00000 n
Dilutions of two dsDNA oligos were used as template, which consisted of the sequences of either the PGM (A) or the MiSeq (B) adapters. The Fragment Analyzer systems utilize automated parallel capillary electrophoresis to provide reliable quality control (QC) for nucleic acids. fragment analyzer vs tapestationone vote less political cartoon. The lack of resolution, sensitivity, and dynamic range will limit applications and worse, force you to keep using slab gels and the BioAnalyzer you hoped to get away from. Please enter a term before submitting your search. We compared the DNA quantification results obtained with seven different methods. New tape station, 4200, to be released soon, likely shipping in September. I havent used a tapestation personally but have used a fragment analyzer for years. 0000003491 00000 n
If you don't remember your password, you can reset it by entering your email address and clicking the Reset Password button. Agilent Fragment Analyzer: Capillary electrophoresis for quality assessment of RNA and DNA samples. 0000045394 00000 n
The authors declare no conflicts of interest. 0000022839 00000 n
Both oligos were diluted in 10-fold dilution series and quantified using the above-mentioned instruments together with a Helios UV spectrophotometer (Thermo Electron Corporation). 0000015259 00000 n
Image, Download Hi-res Click here to register now, and join the discussion, I am now about to buy tapestation of agilent or fragment analyzer of AATI. A: The Agilent 2200 TapeStation system can run anywhere from 1 to 95 samples. The 2200 TapeStation system was suitable to determine size distribution after fragmentation of gDNA in a 96-well plate format, a format suitable for high-throughput workflow and compatible with. 0000006932 00000 n
Learn more about the steps of the fragment analysis workflow. The Bioanalyzer is "chip-based" and can only fit 11 or 12 samples per run. However, the relationship between rRNA profile and mRNA integrity is still unclear. cdc zombie preparedness 2021; how did the treaty of versailles lead to ww2; PROTEOMICS CORE. cold springs creek montecito; Two synthetic dsDNA oligos were designed consisting of either the PGM A and P1 adapter sequences or the MiSeq i7 and i5 adapter sequences (DNA Technology, Risskov, Denmark). A broad range of kits are available allowing you to easily qualify and quantify DNA and RNA samples. Flexible and Versatile FRAGMENTS LIKE YOU LIKE THEM. The company claims that it offers the greatest sensitivity, the highest resolution over a wide range of sizes, and the fastest separation times of all instruments currently on the market. The award-winning Fragment Analyzer speeds-up qualifying and quantifying nucleic acids, streamlining laboratory workflows. 0000004334 00000 n
0000007474 00000 n
The Qubit. TREx Guide: Fragment Analyzer QC v 1.2 (6/2020) Transcription Regulation and Gene Expression Facility 7 Troubleshooting: Low Signal and Machine Errors While the Fragment Analyzer generally runs correctly, occasionally something will happen with the machine that requires a sample rerun. http://www.genomics.agilent.com/en/pquestid=859015, Expert Advice on Automating Your Library Preparations, Choosing the Right DNA Library Preparation for Your Experiment, New Sequencing Method for Characterizing Meiotic Double-Stranded Breaks, Single Mutation in Non-Coding Gene Linked to Muscle Disorder, Transcription Study Identifies Links to Neurodegenerative Disease, Mapping Single-Nucleotide Level Damage from Exposure to a Carcinogen. Press question mark to learn the rest of the keyboard shortcuts. Any information helps. At very low concentrations (2-4 pg/ul) only the Bioanalyzer could reliably quantify the dsDNA oligos.