Daniel Umereweneza
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View article: Pesticide Residues in Tomato, Eggplant, and Cabbage Grown in the Western Province of Rwanda
Pesticide Residues in Tomato, Eggplant, and Cabbage Grown in the Western Province of Rwanda Open
Background: Pesticide use in agriculture enhances crop production but poses risks to public health and the environment, necessitating rigorous food safety monitoring. Hence, this study aimed at assessing the levels of pesticide residues in…
View article: Antibacterial Activity of Eucalyptus Essential Oils in Both Culture Media and Coated Materials
Antibacterial Activity of Eucalyptus Essential Oils in Both Culture Media and Coated Materials Open
Different factors, including microbial resistance, have led to food contamination and increased human intoxication risks. Therefore, finding new adequate methods to fight against bacterial development is of interest. This study investigate…
View article: Antimicrobial Dihydroflavonols and Isoflavans Isolated from the Root Bark of <i>Dalbergia gloveri</i>
Antimicrobial Dihydroflavonols and Isoflavans Isolated from the Root Bark of <i>Dalbergia gloveri</i> Open
Three new dihydroflavonols, gloverinols A-C (1-3), a new flavon-3-ol, gloverinol D (4), two new isoflavans, gloveriflavan A (5) and B (6), and seven known compounds were isolated from the root bark of Dalbergia gloveri. The structures of t…
View article: CCDC 2162687: Experimental Crystal Structure Determination
CCDC 2162687: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: Macrocyclic Pyrrolizidine Alkaloids and Silphiperfolanol Angelate Esters from <i>Solanecio mannii</i>
Macrocyclic Pyrrolizidine Alkaloids and Silphiperfolanol Angelate Esters from <i>Solanecio mannii</i> Open
Three new compounds, the silphiperfolanol angelate ester umutagarananol ( 1 ), the macrocyclic pyrrolizidine alkaloids umutagarinine A and B ( 2 – 3 ), and five known secondary metabolites ( 4 – 8 ) were isolated from the CH 2 Cl 2 −MeOH (…
View article: Phytochemical Screening, in Vitro Antimycotic and Antioxidant Activities of Crude Extracts of Six Rwandan Medicinal Plants
Phytochemical Screening, in Vitro Antimycotic and Antioxidant Activities of Crude Extracts of Six Rwandan Medicinal Plants Open
Phytochemicals constitute reliable sources of antifungal and antioxidant compounds with low toxicity to mammals and safe to the environment which may serve as substitutes for synthetically produced chemicals. The present work aims at scree…
View article: Modified <i>ent</i>-Abietane Diterpenoids from the Leaves of <i>Suregada zanzibariensis</i>
Modified <i>ent</i>-Abietane Diterpenoids from the Leaves of <i>Suregada zanzibariensis</i> Open
The leaf extract of Suregada zanzibariensis gave two new modified ent-abietane diterpenoids, zanzibariolides A (1) and B (2), and two known triterpenoids, simiarenol (3) and β-amyrin (4). The structures of the isolated compounds were eluci…
View article: Macrocyclic Pyrrolizidine Alkaloids and Silphiperfolanol Angelate Esters from Solanecio mannii
Macrocyclic Pyrrolizidine Alkaloids and Silphiperfolanol Angelate Esters from Solanecio mannii Open
Original NMR files (FIDs), mnova and NMReDATA files for the reported natural products
View article: Abietane and Ent-abietane Diterpenoids from the Leaves of Suregada Zanzibariensis
Abietane and Ent-abietane Diterpenoids from the Leaves of Suregada Zanzibariensis Open
NMR raw data (FIDs), processed mestrenova files and NMReDATA files for the isolated compounds.
View article: Antiviral Iridoid Glycosides from Clerodendrum myricoides
Antiviral Iridoid Glycosides from Clerodendrum myricoides Open
NMR data (FID, mnova) and NMReDATA
View article: Antiviral Iridoid Glycosides from Clerodendrum myricoides
Antiviral Iridoid Glycosides from Clerodendrum myricoides Open
NMR data (FID, mnova) and NMReDATA
View article: Antibacterial and cytotoxic prenylated dihydrochalcones from Eriosema montanum
Antibacterial and cytotoxic prenylated dihydrochalcones from Eriosema montanum Open
Two new prenylated dihydrochalcones (1,2) and eighteen known secondary metabolites (3-20) were isolated from the CH2Cl2-MeOH (1:1) extracts of the roots, the stem bark and the leaves of Eriosema montanum Baker f. (Leguminosae). The structu…
View article: Antibacterial and Cytotoxic Prenylated Dihydrochalcones from Eriosema Montanum
Antibacterial and Cytotoxic Prenylated Dihydrochalcones from Eriosema Montanum Open
NMR data (FIDs)
View article: Antibacterial and Cytotoxic Prenylated Dihydrochalcones from Eriosema Montanum
Antibacterial and Cytotoxic Prenylated Dihydrochalcones from Eriosema Montanum Open
NMR data (FIDs)