Membrane-based Proteome profiler Antibody Array Troubleshooting Guide


 

 

 

1. Positive control spotsÀÌ ³ª¿ÀÁö ¾ÊÀ¸¸é ¾î¶»°Ô ÇØ¾ß Çϳª¿ä?

Problem

Corrective action

Detection ab³ª SA-HRP³óµµ ³Ê¹« ³·´Ù

¾Ë¸ÂÀº ³óµµ/dilution »ç¿ë

Chemiluminsecent reagents À߸øµÊ

ÇÁ·ÎÅäÄÝ¿¡ µû¶ó freshÇÑ reagents·Î ´Ù½Ã ¹Ýº¹

Film¿¡ ºÒÃæºÐÇÏ°Ô ³ëÃâ

³ëÃ⠽ð£À» ´Ã¸²

 

2. Target spotsÀÌ signalÀÌ ³·¾Æ¿ä.

Problem

Corrective action

³Ê¹« ³ôÀº sample dilution

´õ ¸¹Àº »ùÇà »ç¿ë

»ùÇà ¾È analyte abundance°¡ ³·´Ù

´õ ¸¹Àº »ùÇà »ç¿ë

 

´Ù¸¥ cell line »ç¿ë

 

CellÀÇ ÀûÇÕÇÑ »óŸ¦ È®ÀÎ

Áغñµ¿¾È »ùÇÃÀÌ ³ªºüÁø °æ¿ì

Protease, phosphatase inhibitors¿Í supplement bufferÀÇ º¸°ü È®ÀÎ

ÀúÀ嵿¾È »ùÇÃÀÌ ³ªºüÁø °æ¿ì

¸ðµç »ùÇà ÀúÀå -70µµ

 

¾ó¸®°í ³ìÀÌ´Â °úÁ¤ ÇÇÇÔ

Film¿¡ ³ëÃ⠽ð£ÀÌ ºÒÃæºÐ

³ëÃâ½Ã°£ ´Ã¸²

 

3.    Negative control spotsÀÌ ¸¹ÀÌ ³ª¿Í¿ä.

Problem

Corrective action

Detection ab³ª SA-HRP³óµµ ³Ê¹« ³ô´Ù

¾Ë¸ÂÀº ³óµµ/dilution »ç¿ë

»ùÇÃ ³óµµ ³ô´Ù

ÀûÀº »ùÇà »ç¿ë

 

 

4.    ArrayÀÇ blank ºÎÀ§¿¡ background ³ô¾Æ¿ä.

Problem

Corrective action

ºÒÃæºÐÇÑ washing

ÇÁ·ÎÅäÄÝ¿¡ ³ª¿ÍÀÖ´Â volumeÀ¸·Î washing

 

4-well multi-dish°¡ ¾Æ´Ñ Å« container¿¡¼­ washing

Detection ab³ª SA-HRP³óµµ ³Ê¹« ³ô´Ù

¾Ë¸ÂÀº ³óµµ/dilution »ç¿ë

ºÎºÐÀûÀ¸·Î array°¡ dry out

Ç×»ó array°¡ Àá±âµµ·Ï À¯Áö, °ø±â¿¡ ³ëÃâ ÁÙÀÓ

±¸°ÜÁö°Å³ª Âõ¾îÁø array

³¡ÀÌ ÆòÆòÇÑ Æ÷¼Á »ç¿ë

 

5.    ³Ê¹« ¸¹Àº signalsÀÌ ³ª¿Ã ¶© ¾î¶»°Ô ÇØ¾ß Çϳª¿ä?

Problem

Corrective action

ºÒÃæºÐÇÑ washing

4-well multi-dish°¡ ¾Æ´Ñ Å« container¿¡¼­ washing

Detection ab³ª SA-HRP³óµµ ³Ê¹« ³ô´Ù

¾Ë¸ÂÀº ³óµµ/dilution »ç¿ë

»ùÇÃ ³óµµ ³ô´Ù

ÀûÀº »ùÇà »ç¿ë

 


 

 

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