EGFR mutations occur in non-small cell lung cancer (NSCLC) at a frequency of about 50%.
44 somatic mutations in the EGFR gene can be detected accurately and quickly
with a detection sensitivity of 0.01~0.05%.
Clinicians can prescribe EGFR TKI according to diagnosis.
VIC | L858R mutant (copies) |
gDNA (copies) |
---|---|---|
Red | 30,000 | 0 |
Orange | 3,000 | 27,000 |
Green | 300 | 29,700 |
Blue | 30 | 29,970 |
Violet | 3 | 29,997 |
Black | 0 | 30,000 |
Exon | Mutation | EGFR Nucleic Acid Sequence (COSMIC ID) |
---|---|---|
Exon 18 | G719X | 2155G>A (6252), 2155G>T (6253), 2156G>C (6239) |
Exon 19 | Ex19Del | 2240_2251del12 (6210) , 2239_2247del9 (6218) , 2238_2255del18 (6220) , 2235_2249del15 (6223) , 2236_2250del15 (6225) , 2239_2253del15 (6254) , 2239_2256del18 (6255) , 2237_2254del18 (12367) , 2240_2254del15 (12369) , 2240_2257del18 (12370) , 2239_2248TTAAGAGAAG>C (12382) , 2239_2251>C (12383) , 2237_2255>T (12384) , 2235_2255>AAT (12385) , 2237_2252>T (12386) , 2239_2258>CA (12387) , 2239_2256>CAA (12403) , 2237_2253>TTGCT (12416) , 2238_2252>GCA (12419) , 2238_2248>GC (12422) , 2237_2251del15 (12678) , 2236_2253del18 (12728) , 2235_2248>AATTC (13550) , 2235_2252>AAT (13551) , 2235_2251>AATTC (13552) , 2253_2276del24 (13556) , 2237_2257>TCT (18427) , 2238_2252del15 (23571) , 2233_2247del15 (26038) , 2232_2249del18 (221565) , 2234_2248del15 (1190791) |
Exon 20 | S768I | 2303G>T (6241) |
T790M | 2369C>T (6240) | |
Ex20Ins | 2307_2308ins9GCCAGCGTG (12376) , 2319_2320insCAC (12377) , 2310_2311insGGT (12378) , 2311_2312ins9GCGTGGACA (13428) , 2309_2310AC>CCAGCGTGGAT (13558) | |
Exon 21 | L858R | 2573T>G (6224) , 2573_2574TG>GT (12429) |
L861Q | 2582T>A (6213) |
Tube | Contents | Quantity |
---|---|---|
EGFR Master Mixture 1 | 400 μL/tube | |
EGFR Master Mixture 2 | 400 μL/tube | |
EGFR Master Mixture 3 | 400 μL/tube | |
EGFR Master Mixture 4 | 400 μL/tube | |
ADPS™ Smart DNA Polymerase | 80 μL/tube | |
EGFR Positive Control | 100 μL/tube | |
Nuclease-Free Water | 1.0 mL/tube |
EGFR TKIs | EGFR mutations |
---|---|
Gefitinib, Erlotinib | Exon 19 deletions and L858R |
Osimertinib | T790M |
-The maximum detection sensitivity of ADPSTM EGFR Mutation Test Kit v1 is 0.01%(3/30,000), thus up to 99 ng of DNA can be used for reaction based on the table below -EGFR testing (for 44 mutations) consists of 4 reactions, thus up to 396 ng (99 ng x 4) can be used.
Tube | DNA amount / reaction | ||
---|---|---|---|
1 ng | 10 ng | 99 ng | |
Input DNA (copies) | 300 | 3,000 | 30,000 |
Limit of detection (copies) | 3 | 3 | 3 |
Detection sensitivity (maximum) | 1% | 0.10% | 0.01% |
MMX1 PC |
Sample 1 |
Sample 3 |
Sample 5 |
Sample 7 |
Sample 9 |
Sample 11 |
Sample 13 |
Sample 15 |
Sample 17 |
Sample 19 |
Sample 21 |
---|---|---|---|---|---|---|---|---|---|---|---|
MMX2 PC |
|||||||||||
MMX3 PC |
|||||||||||
MMX4 PC |
|||||||||||
MMX1 NTC |
Sample 2 |
Sample 4 |
Sample 6 |
Sample 8 |
Sample 10 |
Sample 12 |
Sample 14 |
Sample 16 |
Sample 18 |
Sample 20 |
Sample 22 |
MMX2 NTC |
|||||||||||
MMX3 NTC |
|||||||||||
MMX4 NTC |
1.ADPS™ EGFR Mutation Test Kit v1 (for 44 mutations) consists of 4 reactions (MMX1~4). 2.22 samples can be tested per 1 plate running.
-MMX : Multiplex Mix -PC : Positive Control -NTC : No-Template Control (negative control)