assessed for acute toxicity via several parameters in embryos and adult animals. Lastly, we performed in silico analysis through the SEA server and docking using the software program GOLD. The phytochemical study showed the compounds cornoside, dihydrocornoide, and 1-O-methyl-myoinositol (bornesitol). The treatment with all doses of LxHs significantly decreased alloxan-induced hyperglycemia with out any considerable histological or biochemical abnormalities. No significant frequency of teratogenesis was observed in the embryos exposed for the extract, and no considerable behavioral changes or deaths had been observed in adult animals. In silico, the outcomes showed a potential interaction amongst inositol and enzymes involved in carbohydrates’ metabolism. Overall, the outcomes show a hypoglycemic CBP/p300 Activator review activity of your extract in vivo, with no apparent toxicity. The computational studies suggest this could be at least partially because of the presence of bornesitol, because inositols can interact with carbohydrates’ enzymes. Search phrases: Hancornia speciosa Gomes; 1-O-methyl-myoinositol; diabetes; zebrafishPharmaceuticals 2021, 14, 856. doi.org/10.3390/phmdpi/journal/pharmaceuticalsPharmaceuticals 2021, 14,2 of1. Introduction Plants are utilised for therapeutic purposes inside the healing or remedy of a array of ailments. Nevertheless, a considerable portion of regular uses will not be supported by scientific research [1]. In Brazil, the usage of plants is widespread in folk medicine inside traditional communities. Certainly one of these plants is Hancornia speciosa Gomes, popularly generally known as “mangabeira”. Native to this nation, this species is identified throughout the Amazon forest, the Brazilian semiarid region (known as “caatinga”), as well as the Atlantic forest [2]. Regardless of its ecological, conventional, and research importance, this species is at the moment endangered [3]. Phytochemical studies have been performed with distinct tree parts, such as leaves, barks, fruit, and latex. The leaves of H. speciosa Gomes are reported to have terpenoids, steroids, tannins [4,5], and xanthines [5]. Inside the fruits are found phenols (flavonoids, condensed tannins) and alkaloids [6,7]. Moraes and coworkers reported flavonoids and tannins (proanthocyanidins) inside the barks’ ethanol extract [8]. In 2016, Neves and coworkers reported the occurrence of phenols within the tree’s latex [9]. In literature, reports indicate angiogenic and osteogenic potential in the latex, devoid of cytotoxicity or genotoxicity [92]. Even though this latex is comparable towards the seringueira’s latex (Hevea brasiliensis L.), the former is most generally utilized KDM4 Inhibitor Purity & Documentation against tuberculosis, ulcer, fungi infection, and some inflammatory conditions [13]. The latex of mangabeira is normally consumed mixed with water to treat inflammatory illnesses and also other situations; regardless of the latex’s frequent usage, studies within the literature about its potential are still lacking in comparison with the other three parts [14]. The drug discovery procedure also relies around the security of compounds assessed, and zebrafish have been extensively employed for this goal [157]. Diabetes mellitus (DM) is often a syndrome resulting from dysfunctional metabolism of carbohydrates, fats, and proteins that could bring about hyperglycemia–its primary function [18]. The worldwide enhance in its prevalence tends to make it a public well being burden worldwide [19]. Based on Miranda [20], the pathophysiology of diabetes is triggered by each genetic and environmental things. Present diabetes therapies meet some of the patients’ needs. Nevertheless, new ant