189 results on '"Leitão, Suzana Guimarães"'
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2. How the Ecology of Calcified Red Macroalgae is Investigated under a Chemical Approach? A Systematic Review and Bibliometric Study
3. Brazilian Medicinal Plants and Their Metabolites as Potential Antivirals Against SARS-CoV-2: a Systematic Review of Experimental Findings
4. Countercurrent chromatography isolation of green propolis biomarkers: Potential blockers of SARS-COV-2 RBD and ACE2 interaction
5. Alkaloids from Siparuna (Siparunaceae) are predicted as the inhibitors of proteolysis and plasma coagulation caused by snake venom and potentially counteract phospholipase A2 activity of Bothrops jararaca
6. Qualitative chemical characterization of salva-de-marajó (Lippia origanoides, Verbenaceae) preparations
7. Brazilian Medicinal Plants with Antiamyloidogenic Activity
8. Inhibition of multidrug-resistant MCF-7 breast cancer cells with combinations of clinical drugs and resin glycosides from Operculina hamiltonii
9. Purification of Essential Oil Compounds by Countercurrent Chromatography
10. Hederifolic acids A-D, hepta and hexasaccharides from the resin glycosides of Ipomoea hederifolia
11. In silico screening of phenylethanoid glycosides, a class of pharmacologically active compounds as natural inhibitors of SARS-CoV-2 proteases
12. Bioassay‐Guided Fractionation of Anti‐Leishmania Amazonensis Extracts from Ampelozizyphus Amazonicus by High‐Speed Countercurrent Chromatography.
13. Flavonoids from Siparuna cristata as Potential Inhibitors of SARS-CoV-2 Replication
14. Glycosidic Acid Content from the Roots of Operculina hamiltonii (Brazilian Jalap) and Some of Their Phytopharmaceuticals with Purgative Activity
15. Amazonian medicinal smokes: Chemical analysis of Burseraceae pitch (breu) oleoresin smokes and insights into their use on headache
16. Distribution of 5,6-dihydro-α-pyrones by electrospray ionization ion trap mass spectrometry in different aerial parts of Hyptis monticola
17. Amazonian Siparuna extracts as potential anti-influenza agents: Metabolic fingerprinting
18. An Integrated Strategy of UHPLC-ESI-MS/MS Combined with Bioactivity-Based Molecular Networking for Identification of Antitumoral Withanolides from Athenaea fasciculata (Vell.) I.M.C. Rodrigues & Stehmann.
19. Dihydro-furanones from Hyptis species: Chemical correlations and DFT-NMR/ECD calculations for stereochemical assignments
20. Differentiation of black and white pitch (Burseraceae) oleoresins: A mass spectrometry-based chemoethnotaxonomic study
21. Myrtucommulones and Related Acylphloroglucinols from Myrtaceae as a Promising Source of Multitarget SARS-CoV-2 Cycle Inhibitors
22. Alkaloids from Siparuna (Siparunaceae) are Predicted as the Inhibitors of Proteolysis and Plasma Coagulation Caused by Bothrops Jararaca Snake Venom
23. Bloodwood: the composition and secreting-site of the characteristic red exudate that gives the name to the Swartzia species (Fabaceae)
24. Ziziphus joazeiro, a Saponin-Rich Brazilian Medicinal Plant: Pharmacognostic Characterization of Bark and Leaves
25. Absolute Stereochemistry of Antifungal Limonene-1,2-diols from Lippia rubella
26. Antiviral Activity of Flavonoids from Bauhinia holophylla Leaves against Zika virus.
27. Antiviral, Cytoprotective, and Anti-Inflammatory Effect of Ampelozizyphus amazonicus Ducke Ethanolic Wood Extract on Chikungunya Virus Infection
28. Fortifier, Tonic, and Rejuvenating Plants and the Adaptogen Concept
29. Counter-current chromatography with off-line detection by ultra high performance liquid chromatography/high resolution mass spectrometry in the study of the phenolic profile of Lippia origanoides
30. Anatomical and Chemical Analyses of Leaf Secretory Cavities of Rustia formosa (Rubiaceae)
31. Anemia tomentosa var. anthriscifolia in vitro culture: sporophyte development and volatile compound profile of an aromatic fern
32. Anti-SARS-CoV-2 Activity of Ampelozizyphus amazonicus (Saracura-Mirá): Focus on the Modulation of the Spike-ACE2 Interaction by Chemically Characterized Bark Extracts by LC-DAD-APCI-MS/MS
33. Report on the Malungo expedition to the Erepecuru river, Oriximiná, Brazil. Part I: is there a difference between black and white breu?
34. In vitro and in vivo evaluation of efficacy and safety of photoprotective formulations containing antioxidant extracts
35. Bufadienolides from parotoid gland secretions of Cuban toad Peltophryne fustiger (Bufonidae): Inhibition of human kidney Na+/K+-ATPase activity
36. Medicinal plants traded in the open-air markets in the State of Rio de Janeiro, Brazil: an overview on their botanical diversity and toxicological potential
37. Resin Glycosides from and Their Synergism with Vinblastine in Cancer Cells.
38. Report on the Malungo expedition to the Erepecuru river, Oriximiná, Brazil. Part I: is there a difference between black and white breu?
39. In vitro and in vivo evaluation of efficacy and safety of photoprotective formulations containing antioxidant extracts
40. Resin Glycosides from Operculina hamiltonii and Their Synergism with Vinblastine in Cancer Cells
41. Heteromorphic stamens are differentially attractive in Swartzia (Fabaceae)
42. Da África ao Brasil, um paralelo entre sistemas médicos tradicionais yorubás
43. In Vitro Pharmacological Screening of Essential Oils from Baccharis parvidentata and Lippia origanoides Growing in Brazil
44. In vitro α-glucosidase inhibition by Brazilian medicinal plant extracts characterised by ultra-high performance liquid chromatography coupled to mass spectrometry
45. Saracura-Mirá, a Proposed Brazilian Amazonian Adaptogen from Ampelozizyphus amazonicus
46. Bioassay-Guided Fractionation of Siparuna glycycarpa n-Butanol Extract with Inhibitory Activity against Influenza A(H1N1)pdm09 Virus by Centrifugal Partition Chromatography (CPC)
47. Flavones and phenylpropanoids from a sedative extract of Lantana trifolia L.
48. Conformational states of the pig kidney Na+/K+-ATPase differently affect bufadienolides and cardenolides: A directed structure-activity and structure-kinetics study
49. Resin Glycosides from the Roots of Operculina macrocarpa (Brazilian Jalap) with Purgative Activity
50. Homeopathic medicine of Melissa officinalis combined or not with Phytolacca decandra in the treatment of possible sleep bruxism in children: A crossover randomized triple-blinded controlled clinical trial
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