Introduction

This page describes how to develop against the EWAS Atlas REST API to search for and retrieve EWAS objects.
All requests should be made to the root URL of the EWAS API, which is not shown in the example requests. The root URL for the API is

https://ngdc.cncb.ac.cn/ewas/rest

Resources

Data

Description	URL	Method	Example
Returns study information and related associations and cohorts	/study?studyId=required:[EwasStudyId]	GET	https://ngdc.cncb.ac.cn/ewas/rest/study?studyId=ES00033
Returns publication information and related studies	/publication?pmid=required:[pmid]	GET	https://ngdc.cncb.ac.cn/ewas/rest/publication?pmid=29535343
Returns probe information and related associations and transcripts	/probe?probeId=required:[probeId]	GET	https://ngdc.cncb.ac.cn/ewas/rest/probe?probeId=cg05575921
Returns associations related to input gene	/gene?geneSymbol=required:[geneSymbol]	GET	https://ngdc.cncb.ac.cn/ewas/rest/gene?geneSymbol=A1BG-AS1
Returns associations related to input position	/pos?chr=required:[chromosome]&start=required:[posStart]&end=required:[posEnd]	GET	https://ngdc.cncb.ac.cn/ewas/rest/pos?chr=1&start=1&end=100000

Enrichment tool

URL	Method	Param
/enrichment	POST	input (String): "cg23201812\ncg18014789\ncg11532433" mode: 0 for all traits mode and 1 for user defined traits mode traits(List): user defined trait list if mode is 1