nCounter™™ Gene Expression Assay Manual
Contents
1. For research use only Not for use in diagnostic procedures Limited License Subject to the terms and conditions of the nCounter Analysis System contained in the product quotation NanoString grants you a limited non exclusive non transferable non sublicensable research use only license to use the proprietary nCounter Analysis System only in accordance with the manual and other written instructions provided by NanoString Except as expressly set forth in the terms and conditions no right or license whether express implied or statutory is granted by NanoString under any intellectual property right owned by or licensed to NanoString by virtue of the supply of the proprietary nCounter Analysis System Without limiting the foregoing no right or license whether express implied or statutory is granted by NanoString to use the nCounter Analysis System with any third party product not supplied or licensed to you by NanoString or recommended for use by NanoString in a manual or other written instruction provided by NanoString Trademarks NanoString Technologies NanoString nCounter and Molecules That Count are registered trademarks or trademarks of NanoString Technologies Inc in the United States and or other countries All other trademarks and or service marks not owned by NanoString that appear in this manual are the property of their respective owners Copyright O 2008 2009 NanoString Technologies Inc All rights rese2. at least 12 hours Hybridizations should be left at 65 C until ready for processing Maximum hybridization time should not exceed 30 hours Once removed from the thermocycler proceed immediately to post hybridization processing with the nCounter Prep Station Do not store hybridizations at 4 C nCounter Gene Expression Protocols 7 Setting Up a Single nCounter Assay During setup of your assay do not vortex or pipet vigorously to mix as it may shear the Reporter Probes Mixing should be done by flicking or inverting the tubes Also 1f you use a microfuge to spin down tubes do not spin any faster than 1 000 rpm for more than 30 seconds and do not pulse 1t to spin because that will cause the centrifuge to go to maximum speed and you may spin your CodeSet out of solution The final hybridization reaction will contain the following components 10 uL Reporter CodeSet 10 uL hybridization buffer a total volume of 5 uL of sample RNA 100 ng and 5 uL Capture ProbeSet If you are making a master mix of any components DO NOT include the Capture ProbeSet It is important that the Capture ProbeSet be added individually to each assay immediately before the reaction is transferred to 65 C 1 If following the Total RNA Standard Protocol go to Step 3 2 If following the Cell Lysate Protocol Lyse Cells according to Qiagen recommendations see Qiagen RNeasy Mini Handbook supplied with product numbers 74104 and 74106 with the follow
3. uL and 1s constant Add enough water for 13 assays to allow one assay s worth of dead volume Do not add the Capture ProbeSet to the master mix Invert to mix and spin down master mix 5 Label a provided 12 tube strip and cut it in half so it will fit in a picofuge 6 nCounter Gene Expression Assay Manual Setting Up Twelve nCounter Assays 10 11 12 Add 20 uL of mastermix to each of the 12 tubes if you added water to the master mix adjust volumes It is advisable to use a fresh tip for each pipetting step to accurately pipet the correct volume The CodeSet has components that can start to wick up into the tip and not dispense the correct amount 1f you use the same tip to dispense master mix into all of the hybridization tubes Add sample according to your protocol type as follows a If following the Total RNA Standard Protocol Add total RNA sample maximum volume 5 uL for a total of 100 ng to each tube Go to Step 8 b If following the Cell Lysate Protocol Add cell lysate sample maximum volume 4 uL for a total of approximately 10 000 cells per hybridization assay Using less than 10 000 cells reaction will result in fewer counts gene c Ifusing attenuation mix es add 1 uL of each mix Note this reagent can also be added to the master mix 1f all reactions are to be attenuated Ifnecessary add RNAse free water to each tube to bring the volume of each assay to 25 uL Pre heat thermocycler to 65 C Prog
4. Strip Picofuge Stratagene 400540 DNA Engine Thermocycler or MJ Research BioRad PTC 200G hybridization oven PTC 1148 PTC 0220Gt PTC 0221G PTC 0240G nCounter Prep Station NanoString Technologies NCT PREP 120 nCounter Digital Analyzer NanoString Technologies NCT DIGA 120 Memory Stick NanoString Technologies N A nCounter system performance data was generated on model PCT 200 DNA engines Other instruments may produce non standard results when used with the nCounter assay Any one of these instruments will meet the requirements of the nCounter Assay Materials Required 4 nCounter Gene Expression Assay Manual Contact Information Contact Information NanoString Technologies 530 Fairview Ave N Suite 2000 Seattle WA 98109 Phone 1 888 358 NANO 1 888 358 6266 Fax 1 206 378 6288 E mail support nanostring com 2 nanoString TECHNOLOGIES nCounter Gene Expression Protocols This chapter outlines the nCounter Gene Expression Assay protocol and provides instruction for both the Total RNA Standard Protocol and the Cell Lysate Protocol Instruction for setting up 12 nCounter Assays or a single nCounter Assay are provided Setting Up Twelve nCounter Assays IR GENERAL PROBE HANDLING WARNING During setup of your assay do not vortex A or pipet vigorously to mix as it may shear the Reporter Probes Mixing should be done by flicking or inverting the tubes Also if you use a microfuge to spin down tubes d
5. al RNA isolated from blood and formalin fixed paraffin embedded FFPE samples NanoString Technology Principles and NanoString technology is based on digital detection and direct molecular barcoding of Procedures target molecules through the use of a color coded probe pair The probe pair consists of a Reporter Probe which carries the signal on its 5 end and a Capture Probe which carries a biotin on the 3 end The color codes carry six positions and each position can be one of four colors thus allowing for a large diversity of tags that can be mixed together in a single well for direct hybridization to target and yet still be individually resolved and identified during data collection 5 Color Code mRNA Target 3 Biotin Signal A Capture Probe Reporter Probe Target Probe Complex Figure 1 1 Capture and Reporter Probes left and Probe pair bound to an mRNA right Probe pairs are placed into a reaction in massive excess to target mRNA to ensure that each target finds a probe pair After hybridization excess probes are washed away using a two step magnetic bead based purification on the nCounter Prep Station 2 nCounter Gene Expression Assay Manual Magnetic beads derivatized with short nucleic acid sequences that are complementary to the Capture Probe and the Reporter Probes are used sequentially First the hybridization mixture 1s allowed to bind to the magnetic beads by the Capture Probe Wash steps are performed and e
6. e setting Do not set the thermocycler to ramp down to 4 C at the end of the run Alternatively a 65 C hybridization oven may be used when a large beaker full of water is placed in the oven to ensure a humid environment Setting Up a Single nCounter Assay 8 nCounter Gene Expression Assay Manual 10 Add 5 uL of Capture ProbeSet reagent to each tube Cap tubes and mix the 11 12 13 reagents by inverting the strip tubes several times and flicking with your finger to ensure complete mixing Briefly spin downand immediately place the strip tube in the 65 C thermocycler Minimizing the time between the addition of the Capture ProbeSet and the placement of the reaction at 65 C will increase the sensitivity of your assay Store remaining Capture ProbeSet at 80 C Incubate hybridization assays for at least 12 hours Hybridizations should be left at 65 C until ready for processing Maximum hybridization time should not exceed 30 hours Once removed from the thermocycler proceed immediately to post hybridization processing with the nCounter Prep station Do not store hybridizations at 4 C Setting Up a Single nCounter Assay
7. ing modifications a Cells should be lysed at concentration between 2 500 and 10 000 cells uL of RLT buffer The nCounter cell lysate hybridization procedure has been optimized for 10 000 mammalian cells reaction or the equivalent of approximately 100 ng of total RNA b Cell lysates should be aliquoted and stored at 80 C Avoid freeze thaw cycles 3 Remove aliquots of both Reporter CodeSet and Capture ProbeSet reagent from the freezer and thaw on ice Invert several times to mix and spin down reagent 4 Label a provided 12 tube strip and cut it in half so it will fit in a picofuge 5 Add 10 uL of Reporter CodeSet reagent to each tube Store remaining Reporter CodeSet at 80 C 6 Add 10 uL of hybridization buffer to each tube 7 Add sample according to your protocol type as follows a If following the Total RNA Standard Protocol Add total RNA sample maximum volume 5 uL for a total of 100 ng to each tube Go to Step 8 b If following the Cell Lysate Protocol Add cell lysate sample maximum volume 4 uL for a total of approximately 10 000 cells per hybridization assay Using less than 10 000 cells reaction will result in fewer counts gene c c If using attenuation mix es add 1 uL of each mix 8 Add RNAse free water to bring the final volume of each hybridization assay to 25 uL 9 Pre heat thermocycler to 65 C Program the thermocycler using 30 uL volume calculated temperature heated lid and forever tim
8. nologies GXA P1CS xxx nCounter Master Kit NanoString Technologies NAA AKIT xxx QIAGEN RNeasy Kit QIAGEN 74104 or 74106 Disposable gloves various Total RNA 100 ng per hybridization assay If total RNA has been isolated by some other method please contact NanoString customer support customersupport nanostring com We highly recommend verifying the integrity of your total RNA samples via denaturing PAGE or Bioanalyzer Agilent Technologies before proceeding with hybridization Table 1 2 Materials Required for Cell Lysate Protocol Material Manufacturer Part Number nCounter GX CodeSet NanoString Technologies GXA P1CS xxx nCounter Master Kit NanoString Technologies NAA AKIT xxx RLT Buffer QIAGEN 79216 Disposable gloves various Cell lysate 2 500 10 000 cells QIAGEN buffers and a QIAGEN cell lysate procedures with modifications outlined in Chapter 2 have been tested internally at NanoString Tech nologies If using a cell lysis procedure other than QIAGEN S please contact NanoString customer support customersupport nanostring com for additional information Table 1 3 Instruments Required for Total RNA Standard Protocol and Cell Lysate Protocol Instrument Manufacturer Part Number NanoDrop ND 1000 NanoDrop Technologies N A Bioanalyzer 2100 Agilent G2940CA Pipette for 0 5 10 uL Rainin L 10 Pipette for 2 20 ul Rainin L 20 Pipette for 20 200 uL Rainin L 200 Tube
9. o not spin any faster than 1 000 rpm for more than 30 seconds and do not pulse it to spin because that will cause the centrifuge to go to maximum speed and you may spin your CodeSet out of solution The final hybridization reaction will contain the following components 10 uL Reporter CodeSet 10 uL hybridization buffer a total volume of 5 uL of sample RNA 100 ng and 5 uL Capture ProbeSet The order of addition of components is important please follow the protocol exactly 1 If following the Total RNA Standard Protocol go to Step 3 2 If following the Cell Lysate Protocol Lyse Cells according to Qiagen recommendations see Qiagen RNeasy Mini Handbook supplied with product numbers 74104 and 74106 with the following modifications a Cells should be lysed at concentration between 2 500 and 10 000 cells uL of RLT buffer The nCounter cell lysate hybridization procedure has been optimized for 10 000 mammalian cells reaction or the equivalent of approximately 100 ng of total RNA b Cell lysates should be aliquoted and stored at 80 C Avoid freeze thaw cycles 3 Remove aliquots of both Reporter CodeSet and Capture ProbeSet reagent from the freezer and thaw on ice Invert several times to mix well and spin down reagent 4 Create a master mix containing 130 uL of the Reporter CodeSet and 130 uL of hybridization buffer RNAse free water may also be added to this mix if the volume of the individual RNA samples is less than 5
10. ram the thermocycler using 30 uL volume calculated temperature heated lid and forever time setting Do not set the thermocycler to ramp down to 4 C at the end of the run If a thermocycler is not available a 65 C hybridization oven may be used The use of a thermocycler 1s recommended if possible Due to less stringent temperature control assay results may be more variable in a hybridization oven To use a hybridization oven place a large beaker full of water in the oven to ensure a humid environment Do not place the samples in the water beaker evaporative loss causes the water temperature to be below the air temperature in the oven Place the samples in a dry rack in the middle of the oven shelf or tape the strip tubes to a rotator in the center of the oven Make sure that the strip tubes and or rack do not touch the sides or bottom of the oven Failure to follow these instructions may result in uneven hybridization temperatures which can compromise the results Add 5 uL of Capture ProbeSet to each tube immediately before placing at 65 C Cap tubes and mix the reagents by inverting the strip tubes several times and flicking with your finger to ensure complete mixing Briefly spin down and immediately place the strip tube in the 65 C thermocycler Minimizing the time between the addition of the Capture ProbeSet and the placement of the reaction at 65 C will increase the sensitivity of your assay Incubate hybridization assays for
11. rved nanosString TECHNOLOGIES Contents Chapter 1 Introduction Nanootring Technology s s s saga rsrs gar a Hora dogodio SS 1 Principles and Procedures a 1 The nCounter Expression Assay Overview 0 eee eee ee o 2 Materials Required a U Contact Information o aoao a a A a 4 Chapter 2 nCounter Gene Expression Protocols Setting Up Twelve nCounter Assays ss 5 Setting Up a Single nCounter ASSay a 00 7 li nCounter Gene Expression Assay Manual 1 nanoString TECHNOLOGIES Introduction The nCounter Gene Expression Assay is designed to provide an ultra sensitive reproducible and highly multiplexed method for detecting gene expression across all levels of biological expression This assay provides a method for detecting mRNAs with molecular barcodes called nCounter Reporter Probes without the use of reverse transcription or amplification This manual describes in detail the methods for setting up the nCounter hybridization assay Please see the nCounter Prep Station User Manual nCounter Digital Analyzer User Manual and nCounter Data Analysis Guidelines for instructions on post hybridization processing and data analysis This manual covers the nCounter Gene Expression Assay protocol and provides instruction for both the Total RNA Standard Protocol and the Cell Lysate Protocol The Total RNA Standard Protocol can also be used with tot
12. xcess Reporter Probes and non target cellular transcripts are removed during wash steps After washing the Capture Probes and Target Probe complexes are eluted off of the beads and are hybridized to magnetic beads complementary to the Reporter Probe Wash steps are performed and excess Capture Probes are washed away Finally the purified Target Probe complexes are eluted off and are immobilized in the cartridge for data collection Data Collection is carried out in the nCounter Digital Analyzer Digital images are processed and the barcode counts are tabulated in a comma separated value CSV format The nCounter Expression Assay Overview The nCounter Expression Assay is run on the nCounter System The system is comprised of two instruments the nCounter Prep Station used for post hybridization processing and the Digital Analyzer used for data collection Figure 1 2 illustrates the typical workflow for the nCounter Expression Assay Hands on Time Set up Hyb 5 min Set up Prep Station Run Set up Data Collection Figure 1 2 Suggested workflow for the nCounter Expression Assay The nCounter Expression Assay Overview Materials Required Introduction 3 The following tables list the recommended materials and instrumentation required to run the nCounter Gene Expression Assay Table 1 1 Materials Required for Total RNA Standard Protocol Material Manufacturer Part Number nCounter GX CodeSet NanoString Tech
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