From eb2c81c4fdeab43f1d8b0b746638075562829040 Mon Sep 17 00:00:00 2001
From: jgart
Date: Fri, 19 Nov 2021 01:43:21 -0500
Subject: Add more info to qc checks

---
 topics/quality-control/qc-checks.gmi | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/topics/quality-control/qc-checks.gmi b/topics/quality-control/qc-checks.gmi
index 55b4847..f2e47fd 100644
--- a/topics/quality-control/qc-checks.gmi
+++ b/topics/quality-control/qc-checks.gmi
@@ -2,6 +2,18 @@
 
 1. Gene Symbols to ProbeSetId (Affymetrix format):
 
+We favour using Illumina, Affimetrix, and other platform formats.
+
+Custom formats require a new annotation file to be created.
+
+We usually use Ensemble ID or Gene IDs.
+
+1.1 Ensemble transcript IDs usually have duplicates that need to be pruned.
+
+ENSMBL1234
+
+## Example Gene Symbol to ProbeSetId
+
 AFFX-BkGr-GC03_st -> TCO500002136.mm.2
 
 2. Inbred Strain names should prefer long form:
-- 
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