P-gp is one of the main efflux transporters at the blood-brain barrier and is responsible for the transport of a variety of neurotoxic substances, including pharmaceuticals. Multiple studies report gender differences in therapeutic outcomes, toxicity and side effects for many drug agents. P-gp plays an important role in the bio-availability, drug distribution, metabolism and elimination of pharmaceuticals labelled as P-gp substrates (e.g. the majority of antidepressants and antipsychotics). A difference in P-gp function was already reported in hepatic P-gp expression. The aim of the current study is to evaluate the influence of gender on cerebral P-gp function. Outcomes of this study can be of great importance in gender-based prescription of P-gp substrate pharmaceuticals.
Study Type
INTERVENTIONAL
Allocation
NON_RANDOMIZED
Purpose
BASIC_SCIENCE
Masking
NONE
Enrollment
10
\[18F\]MC225 PET scan
PET kinetic modeling outcome parameters [18F]MC225
volume of distribution, K1, k2
Time frame: 60 minutes after administration [18F]MC225
PET kinetic modeling outcome parameters [15O]H2O
K1 to evaluate Cerebral Blood Flow (CBF)
Time frame: 10 minutes after administration of [15O]H2O
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