Research Article

Effects of Phenylethanoid Glycosides Extracted from Herba Cistanches on the Learning and Memory of the APP/PSI Transgenic Mice with Alzheimer’s Disease

Figure 4

Nesting score in each group at 2 h (a), 24 h (b), and 48 h (c). Changes in the score in each group (d).
(a)
(b)
(c)
(d)