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Table 1 Mean number of isolated or clustered GnRH neurons counted during and after the preovulatory LH surge. Individual values are indicated for each animal during the first (Exp I) and second experiment (Exp II).

From: Neuroanatomical organization of gonadotropin-releasing hormone neurons during the oestrus cycle in the ewe

  Ascending phase of the surge Descending phase of the surge
  Exp I Exp II Exp I Exp II
Ewe identification n° 376 23 18 61 280 106 47 59
Single GnRH neurons 323 306 383 352 331 427 354 463
Clusters of GnRH neurons 34 47 79 85 34 48 67 103
% 10 15 20 23 10 11 19 22