Thus, these results, in addition to knowledge reporting the expression of ACE2 in the two human and rodent retinas and the usefulness of DIZE as an activator of ACE2, are the rational to find more infosuggest activation of intrinsic ACE2 as a new technique to deal with ocular conditions.Even though we did not look into the molecular pathways fundamental the outcomes of DIZE, possible mechanisms this sort of as launch of nitric oxide and prostaglandins induced by Ang-, suppressing swelling and inhibiting cell proliferation may be concerned. Moreover, therapy with indomethacin, an inhibitor of prostaglandins synthesis, abolished the IOP-lowering effect brought on by enalaprilat, indicating that prostaglandins could mediate, at the very least in component, the ocular hypotensive effect of enalaprilat. Certainly, it is properly identified that Ang II directly induces cell proliferation and contributes to the inflammatory approach by growing the expression of pro-inflammatory cytokines, chemokines and mobile adhesion molecules by way of AT1 receptor. Additionally, treatment with DIZE decreased the infiltration of inflammatory cells in both anterior and posterior segment and lowered the expression of inflammatory cytokines. It need to be noticed that the trauma related with the cannulation of the anterior chamber in our product can guide to activation of an inflammatory response, which can contribute to the increased IOP. For that reason, at the second, we can not rule out the probability that the helpful impact of DIZE was thanks to acting in the inflammatory procedure linked to the model and long term studies need to be conducted in other animal versions of continual IOP elevation for further comprehending the fundamental mechanisms involved in the DIZE IOP reducing effect. Also, it has been shown the existence of polymorphisms of the Ang II kind one receptor gene in patients with primary open angle glaucoma. On the other hand, Ang- is a heptapeptide that promotes vasodilation and antihypertensive results which are counterregulatory actions to the Ang II results. Therefore, activation of ACE2 may minimize IOP by way of each degrading Ang II and forming Ang-. This strongly indicates that these compounds induce their advantageous outcomes not only by forming Ang- and/or degrading Ang II, but also through an unknown system that is capable to increase the expression of ACE2. Medication that advertise IOP decreasing outcomes act decreasing the production of aqueous humor or increasing the drainage thereof. In this context, we can not rule out the possibility that drugs ready to modulate the RAS can act in this two ways. In a previous examine, we demonstrated that DIZE increased the drainage of aqueous humor and it has been recommended that captopril, an ACE inhibitor, reduces the aqueous humor production. ACE inhibitors appear to advertise synthesis of prostaglandins, increases in bradykinin amounts, NO launch and reduction in the formation of the vasoconstrictor peptide endothelin-1, which could as a result decrease IOP. Thus, it is feasible that a single or more of these factors may possibly add to the profound IOP reduction induced by DIZE. Today, neuroprotective brokers are underneath in depth investigation considering that nearly all drug therapies for treatment method of glaucoma are based on reducing IOP or preventing the increase of IOP. Biodistribution studies evidenced that chitosan was in a position to improve precorneal retention time of DIZE in the D+I team, most likely owing to mucoadhesive proprieties of the polymeric matrix.