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Most epidemiological studies assess anabolic steroid or hormone use as a broad category rather than focusing on testosterone specifically, likely reflecting the common practice of combining multiple agents within androgen cycles

Neurosurgery 1995;37:1080-7

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Moreover, in the NH 4 Cl-treated human astrocytes, increased concentration of 3-methyl-2-oxovaleric acid, which was ammonia induced and played a crucial role in neurological impairment, was significantly decreased with l-carnitine co-treatment

Reciprocal feedback regulation of PI3K and androgen receptor signaling in PTEN-deficient prostate cancer
