Abstract: A method of treating includes contacting cancer cells with a bis-(organoselanyl urea)aryl agent of Formula (I).

Abstract: A method of treating cancer including administering a bis-(organoselanyl urea)aryl agent having a Formula (I) to a subject with cancer. The method includes effective inhibition of growth of cancer cells using the compound of Formula (I) as compared to doxorubicin.

Abstract: A method for inhibiting proliferation of cancer cells includes contacting the cancer cells with a cytotoxic effective amount of an anticancer compound of Formula (I); where R1 to R8 are each independently selected from a group consisting of a hydrogen atom, a halogen atom, and an optionally substituted alkyl. The anticancer compound exhibits an IC50 of from 2 micrograms per milliliters (?g/ml) to 10 ?g/ml for inhibiting the proliferation and inducing the apoptosis of cancer cells.

Abstract: A method for inhibiting proliferation of cancer cells includes contacting the cancer cells with a cytotoxic effective amount of an anticancer compound of where R1 to R8 are each independently selected from a group consisting of a hydrogen atom, a halogen atom, and an optionally substituted alkyl. The anticancer compound exhibits a growth inhibition percentage of about 90%.

Abstract: A method of treating cancer in a subject in need thereof including administering to the subject a therapeutically effective amount of the compound of formula (I) or a pharmaceutically acceptable salt thereof, where each of R1A-R13A and R1B-R13B is independently selected from the group consisting of a hydrogen atom, a halogen atom, a nitro group, a cyano group, a hydroxyl group, an alkoxy group, an optionally substituted alkyl group, an optionally substituted cycloalkyl group, an optionally substituted arylalkyl group, and an optionally substituted aryl group.

Abstract: A method of treating cancer in a subject in need thereof includes administering to the subject a therapeutically effective amount of the compound of formula (I) or a pharmaceutically acceptable salt thereof, where each of R1-R4, R5A-R7A, and R5B-R7B is independently selected from a hydrogen atom, a halogen atom, a nitro group, a cyano group, a hydroxyl group, an alkoxy group, an optionally substituted alkyl group, an optionally substituted cycloalkyl group, an optionally substituted arylalkyl group, and an optionally substituted aryl group.

Abstract: A method of treating cancer that includes administering a therapeutically effective amount of an organoselenium benzimidazole compound of Formula (I), where R is at least one selected from the group consisting of an alkyl group having 1 to 6 carbon atoms, an unsubstituted benzyl group, a para halo-substituted benzyl group, and an allyl group.

Abstract: A polyimide membrane based on a polymer comprising polymerized units of a diselenide compound and having Formula I. A method of fabrication of the membrane using the polyimide-containing polymer and a method for separating one or more gases from a gaseous mixture using the membrane.

Abstract: Ebselen analogue compounds, their synthesis, and nanoemulsions containing the same. The nanoemulsions can comprise the ebselen analogue, tea tree oil, Tween, and water.

Abstract: A biodegradable filter for the removal of various pollutants, contaminants, or harmful substances from the surrounding air, and a method of fabrication. The filter includes 30% by weight of cellulose nanofibers, 30% by weight of activated carbon, and 20% by weight of polyethylene glycol. The cellulose nanofibers and activated carbon are isolated from date palm biomass, making the filter cost-effective and environmentally friendly.

Abstract: A method for cytotoxically treating cancer cells includes contacting the cancer cells with a composition comprising a compound of Formula I. The compound of Formula I is contacted with the cancer cells in an amount effective to reduce the number of cancer cells by at least 50%. A method for preparing the compound of Formula I.

Abstract: A method of fabricating a conjugated polymer may include alkylating a carbazole with an alkyl bromide, in a solvent mixture, to form an alkyl carbazole; brominating the alkyl carbazole to form an N-alkyldibromocarbazole; and reacting the N-alkyldibromocarbazole with a distanyl-biselenophene in the presence of a catalyst to form a conjugated polymer having repeating units of formula (5)

Abstract: A method of producing an organoselenium-based nanocomposite includes acid-treating a mixture containing multi-walled carbon nanotubes (MWCNT) and palm waste with phosphoric acid to form an acid-treated mixture; carbonizing the acid-treated mixture to form a MWCNT/biochar; mixing the MWCNT-biochar with TiO2 nanoparticles to form a TiO2-MWCNT/biochar; chlorinating acyl groups present on the TiO2-MWCNT/biochar to form a chlorinated TiO2-MWCNT/biochar; reacting the chlorinated TiO2-MWCNT/biochar with an organoselenium compound to form a Se—TiO2-MWCNT/biochar.

Abstract: A polyimide membrane based on a polymer comprising polymerized units of a diselenide compound and having Formula I. A method of fabrication of the membrane using the polyimide-containing polymer and a method for separating one or more gases from a gaseous mixture using the membrane.

Abstract: A method of treating cancer in a subject in need thereof includes administering to the subject a therapeutically effective amount of the compound of formula (I) or a pharmaceutically acceptable salt thereof, where each of R1-R4, R5A-R7A, and R5B-R7B is independently selected from a hydrogen atom, a halogen atom, a nitro group, a cyano group, a hydroxyl group, an alkoxy group, an optionally substituted alkyl group, an optionally substituted cycloalkyl group, an optionally substituted arylalkyl group, and an optionally substituted aryl group.

Abstract: Polyimide membranes including polyimide structures selected from the group including: wherein n is an integral number where 2?n?100, i.e., an integer between and including 2 and 100, or an integer between 2 and 100.

Abstract: A method of producing an organoselenium-based nanocomposite includes acid-treating a mixture containing multi-walled carbon nanotubes (MWCNT) and palm waste with phosphoric acid to form an acid-treated mixture; carbonizing the acid-treated mixture to form a MWCNT/biochar; mixing the MWCNT-biochar with TiO2 nanoparticles to form a TiO2-MWCNT/biochar; chlorinating acyl groups present on the TiO2-MWCNT/biochar to form a chlorinated TiO2-MWCNT/biochar; reacting the chlorinated TiO2-MWCNT/biochar with an organoselenium compound to form a Se—TiO2-MWCNT/biochar.

Abstract: A method for cytotoxically treating cancer cells includes contacting the cancer cells with a composition comprising a compound of Formula I. The compound of Formula I is contacted with the cancer cells in an amount effective to reduce the number of cancer cells by at least 50%. A method for preparing the compound of Formula I.

Abstract: A method of producing a Se/Biochar-Au—Bi2O3/TiO2 catalyst includes acid treatment of a palm waste with phosphoric acid to form an acid-treated palm waste, carbonizing the acid-treated palm waste to form an acid-treated biochar, and chlorinating acyl groups present on the acid-treated biochar with oxalyl chloride to form a chlorinated biochar. The method may include reacting the chlorinated biochar with an organoselenium compound to form an organoselenium-functionalized biochar and mixing the organoselenium-functionalized biochar with Au-doped Bi2O3/TiO2 particles to form the Se/Biochar-Au—Bi2O3/TiO2 catalyst.

Abstract: A method of producing a Se/Biochar-Au—Bi2O3/TiO2 catalyst includes acid treatment of a palm waste with phosphoric acid to form an acid-treated palm waste, carbonizing the acid-treated palm waste to form an acid-treated biochar, and chlorinating acyl groups present on the acid-treated biochar with oxalyl chloride to form a chlorinated biochar. The method may include reacting the chlorinated biochar with an organoselenium compound to form an organoselenium-functionalized biochar and mixing the organoselenium-functionalized biochar with Au-doped Bi2O3/TiO2 particles to form the Se/Biochar-Au—Bi2O3/TiO2 catalyst.