Chicken QTLdb data summary

As of Apr 24, 2025, there have been 29,116 QTL / eQTL / associations released for public access on the Chicken QTLdb. These data were curated from 416 publications and represent 246 base traits, 226 trait variants, and 40 eQTL genes.

Data summary selector:

Data by Traits
Experiments by Traits
Data by Trait Variants
Experiments by Trait Variants
Data by Trait Types
Data by Trait Classes

of trait names by their frequency in QTL/association reports

Data by Chromosomes
Data by Marker Types
Data by Publishing Journals
Data by Years Published
Data Sources by Years Published
Data in Curation Pipeline
Types of structural genome information aligned against the QTL/association maps

QTL/associations by Chromosomes

Chromosomes	Number of QTL
1	6,531
2	1,176
3	569
4	13,655
5	730
6	423
7	390
8	208
9	223
10	269
11	134
12	247
13	269
14	140
15	124
16	91
17	98
18	95
19	138
20	431
21	160
22	46
23	61
24	131
25	37
26	113
27	446
28	255
30	11
32	1
33	51
Z	1,650

NOTE: On this site, the term "QTL" may have collectively included quantitative loci, SNP associations, and eQTL data.