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2. How Long Does It Take for L-Citrulline to Work for ED? - AOL

   www.aol.com/long-does-l-citrulline-ed-105700234.html

   L-Citrulline vs L-Arginine. ... And while this supplement doesn’t appear to have significant adverse effects, there are many other proven treatments for erectile dysfunction to consider.

3. Do Nitric Oxide Supplements Really Help With ED? - AOL

   www.aol.com/nitric-oxide-supplements-really-help...

   Notably, a study looking at L-arginine and L-citrulline levels in men found that men with severe ED with an arteriogenic etiology had lower levels of these two amino acids, indicating a possible ...

4. The 7 Best Vitamins & Supplements for ED - AOL

   www.aol.com/lifestyle/7-best-vitamins...

   Currently, the most effective oral treatments for ED are PDE5 inhibitor medications, ... L-arginine. This amino acid plays a key role in the production of nitric oxide, which is a molecule that ...

5. Erectile dysfunction - Wikipedia

   en.wikipedia.org/wiki/Erectile_dysfunction

   The term erectile dysfunction does not encompass other erection-related disorders, such as priapism. Treatment of ED encompasses addressing the underlying causes, lifestyle modification, and addressing psychosocial issues. [4] In many instances, medication-based therapies are used, specifically PDE5 inhibitors like sildenafil. [13]

6. Argininosuccinate synthase - Wikipedia

   en.wikipedia.org/wiki/Argininosuccinate_synthase

   The enzyme endothelial nitric oxide synthase produces nitric oxide from arginine in endothelial cells. [9] Argininosuccinate synthetase and argininosuccinate lyase recycle citrulline, a byproduct of nitric oxide production, into arginine. Since nitric oxide is an important signaling molecule, this role of ASS is important to vascular physiology.

7. Citrullination - Wikipedia

   en.wikipedia.org/wiki/Citrullination

   When PAD converts arginine to citrulline on a histone, it blocks further methylation of the histone, inhibiting transcription. [ 8 ] [ 9 ] The main isotype for this is PAD4, which deiminates arginines and/or monomethylated arginines on histones 3 and 4, turning off the effects of arginine methylation.