16
TROUBLESHOOTING
Problem Possible cause and solution
Low RNA yield
Too much starting material was used for lysate preparation.
( ((
( (
Starting material was not completely disrupted.
(1
Ethanol was not added to the lysate.
=:(*(((
(
Ethanol was not added to Wash Buffers 1 and 2.
=:(*GB/
6((* GB9
Degraded RNA
Inappropriate handling of starting material.
G#$(4( ( (
5% (J' :((
J(J('( ((
73)H8*((5(
B
RNase contamination.
5# 4*(5 ((
(5'(@(4(#75#
7(*:
DNA
contamination
#$*#1E
1 5#1
(4(, (
7#$((*#$8(% (see/A
Column
clogging
Too much starting material was used for lysate preparation.
( ((
( (
Starting material was not completely disrupted.
(
Tissue debris was not removed before applying lysate on a column
=(1 (#$% % (
8J ((5
(( (
Enzymatic
reactions not
running well
Ethanol was carried over into the eluted RNA.
1(( (**G
B4 (( 7 ((/
./)))×
Salt was carried over into the eluted RNA.
@GB $(** (*
GB/ **GB