Research Article

Fast Recovery of the Amblyopic Eye Acuity of Kittens following Brief Exposure to Total Darkness Depends on the Fellow Eye

Table 1

Animals and rearing conditions. Timing (postnatal days of age) of the initial period of monocular deprivation (MD), darkness, and subsequent visual exposure (fellow eye occlusion and/or binocular vision) for all 18 kittens. Details are also provided on the 6 litters and the gender of the kittens. Prior to and for the 8+ weeks following the period of MD, all kittens received binocular visual exposure.

AnimalLitter IDGenderMDDarknessFellow eye occlusion (no. of days)Binoc. vision

Control animals
Darkness only
C422DFP30-37P101-111
C439EFP30-37P102-112
C446FMP30-37P91-101
Fellow eye occlusion only
C391BMP29-36P103-120 (17 d)
C392BMP29-36P102-126 (24 d)

Experimental animals
Darkness followed by fellow eye occlusion
C425CMP30-37P101-111P111-120 (9 d)P120-
C390AFP29-36P92-102P102-113 (11 d)P113-
C393BFP29-36P92-102P102-113 (11 d)P113-
C419DFP31-38P90-100P100-111 (11 d)P111-
C420DFP31-38P91-101P100-111 (11 d)
C423CMP30-37P101-111P111-115 (4 d)P115-
C424CFP30-37P101-111P111-115 (4 d)P115-
C445FFP30-37P91-101P101-103 (2 d)P103-
C447FFP30-37P91-101P101-103 (2 d)P103-
C448FFP30-37P91-101P101-102 (1 d)P102-
C438EMP30-37P102-112P112-113 (1 d)P113-
Darkness followed by a short period of binoc. vision then fellow eye occlusion
C457GMP30-37P100-110P112-114 (2 d)P110-112; P114-
C458GFP30-37P100-110P112-122 (10 d)P110-112; P122-