Your Query returns 14 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Neu2NM_01575010090MBS    MSS    MTS    605528
Neu2NW_04781710116
Neu2NM_01713010116
NEU2Y165359606605528
NEU2AY4162659606605528
NEU2AY4162669598
NEU2AY41626710090605528
NEU2NM_0053839606SIAL2    605528
Neu2NT_03917310090605528
Neu2BC02640810090sialidase    MBS    MSS    MTS    605528
NEU2NT_0054039606605528
Neu2AE0035947227
Neu2NM_1410597227CG7204   
Neu2NT_0374367227CG7204   

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* OMIM link based on symbol match for human and mouse.

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Text2Knowledge ... Yong Huang 2002