Figure 3: The exacerbation of IMQ-induced psoriasis-like eruption by PRL. Shown are the clinical pictures of the shaved back skin in BALB/c mice 24 h after six consecutive days of treatment with topical Vaseline plus intraperitoneal PBS (control), topical Vaseline plus intraperitoneal PRL (PRL), topical IMQ plus intraperitoneal PBS (IMQ), or topical IMQ plus intraperitoneal PRL (IMQ PRL). The results represent three separate experiments.