PTCH1 acts as a receptor and inhibitor for the Hedgehog pathway. In the absence of the Hedgehog signal, PTCH1 suppresses the activity of the SMO protein. Mutations in PTCH1, which inactivate it, are a common cause of constitutive pathway activation in cancers like basal cell carcinoma.

Break down complex topics into smaller, manageable chunks for easier recall.

Zambia

• Joseph Soko – 101 pts

• Visual Pathway Lesions
• Positive and Negative Symptoms
• Hallucinations and Delusions
• Antipsychotic Medications
• Emergency: Environmental Emergencies