2000
DOI: 10.1055/s-2000-11131
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Isolation and Chemical Analysis of a Fatty Acid Fraction of Kalanchoe pinnata with a Potent Lymphocyte Suppressive Activity

Abstract: Previously we demonstrated that Kalanchoe pinnata (KP) leaf extracts inhibited in vitro lymphocyte proliferation and showed in vivo immunosuppressive activity. Here we attempt to identify the immunosuppressive substances present in KP guided by the lymphoproliferative assays. From the ethanolic extract was purified a fraction (KP12SA) twenty-fold more potent to block murine lymphocyte proliferation than the crude extract. Chemical analysis by 1H- and 13C-NMR, IR and GC-MS of KP12SA (methylated sample) showed 8… Show more

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Cited by 42 publications
(33 citation statements)
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“…Other carboxylic acids include, according to a previous review, oxalic acid, citric acid, isocitric acid, cinnamic acid, succinic acid, oxaloacetate, and phosphoenolpyruvate [2]. In addition, the fatty acids palmitic, stearic, arachidic, and behenic acids [49], as well as various vitamins (ascorbic acid, riboflavin, thiamine, niacin, pyridoxine), were reported [2]. The rare vitamin E congeners β-, γ-, and δ-tocomonoenols were identified in the leaves of B. daigremontianum, together with the widespread α-, γ-and δ-tocopherols [50].…”
Section: Miscellaneous Metabolitesmentioning
confidence: 99%
“…Other carboxylic acids include, according to a previous review, oxalic acid, citric acid, isocitric acid, cinnamic acid, succinic acid, oxaloacetate, and phosphoenolpyruvate [2]. In addition, the fatty acids palmitic, stearic, arachidic, and behenic acids [49], as well as various vitamins (ascorbic acid, riboflavin, thiamine, niacin, pyridoxine), were reported [2]. The rare vitamin E congeners β-, γ-, and δ-tocomonoenols were identified in the leaves of B. daigremontianum, together with the widespread α-, γ-and δ-tocopherols [50].…”
Section: Miscellaneous Metabolitesmentioning
confidence: 99%
“…With respect to pharmacological properties of B. pinnatum, antileishmanial [12], antiulcer [13], antibacterial [14,15], antitumor promoting [16], immunosuppressive [17], and antihypertensive effects [18] have been reported. Compounds identified in the plant include flavonoids, triterpenes, phytosterols, bufadienolides, fatty acids, and minerals [19].…”
Section: Introductionmentioning
confidence: 99%
“…Kalanchoe brasiliensis -another medicinal species popularly known by the same name (saião) and widely used against rheumatism and infl ammatory processes -showed protection against the local effects (edema, hemorrhage and necrosis) of Bothrops alternatus venom in mice (Fonseca et al, 2004) and anti-infl ammatory activity (Mourão et al, 1999;Ibrahim et al, 2002;Falcão et al, 2005;Costa et al, 2006)." Our results showed that an enriched saturated fatty acid fraction from K. pinnata (KP) could play an important role on its immunosuppressive in vivo effect (Almeida et al, 2000).…”
Section: Introductionmentioning
confidence: 80%