. 2015 Sep-Oct;41(5):1008–1013. doi: 10.1590/S1677-5538.IBJU.2014.0470

Table 2. Plasma and renal tissue IL-1β Levels.

Group	Plazma IL-1β (pg/mL)	Kidney IL-1β (pg/mg-protein)
Control	99.17±2.79^b	1252.19±90.42^b
EG	165.33±10.25^a	2162.49±54.93^a
RJ	113.17±5.12^c	1559.00±99.30^d
RJ+ EG	146.67±10.42^d	1488.46±117.48^d
EG+RJ	138.00±7.72^d	1361.47±73.01^c

a, b, c, d: Differences between the groups that are coded with different letters in the same column are significant (p<0.05). EG represents the group administered with ethylene glycol; Royal Jelly represents the group solely administered with Royal Jelly; RJ+EG represents the group simultaneously administered with Royal Jelly and ethylene glycol; EG+RJ represents the group administered with Royal Jelly after inducing urolithiasis with ethylene glycol.