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1

Neglected populations: Safeguarding the health of street-involved children in Ghana

Jo-Ann Osei-Twum, Kishor M. Wasan

Journal:

Journal of Pharmaceutical Sciences

Year:

2012

Language:

english

File:

PDF, 112 KB

english, 2012

2

Pyrano- and dihydrofurano-isoflavones from Milletia thonningii

William A. Asomaning, Charles Amoako, Isaac V. Oppong, William R. Phillips, Ivan Addae-Mensah, Emmanuel Y. Osei-Twum, Reiner Waibel, Hans Achenbach

Journal:

Year:

1995

Language:

english

File:

PDF, 219 KB

english, 1995

3

Mass spectral behavior of some homoleptic and mixed aryldichalcogenide bis(diphenylphosphino)ferrocenenickel(II), palladium(II), and platinum(II), and bis(diisopropylphosphino)ferrocenepalladium(II) complexes

Emmanuel Y. Osei-Twum, Luis A. Litorja Jr., James Darkwa, Letladi L. Maisela, Alain Lesimple, Orval Mamer

Journal:

Journal of the American Society for Mass Spectrometry

Year:

2005

Language:

english

File:

PDF, 145 KB

english, 2005

4

Determination of hopane biomarkers in Arabian crude oils by gas chromatography-tandem mass spectrometry

Ding-Ping Lin, Emmanuel Y. Osei-Twum, Luis A. Litorja, Nureddin M. Abbas

Journal:

Analytica Chimica Acta

Year:

1990

Language:

english

File:

PDF, 431 KB

english, 1990

5

Synthesis and characterisation of mono- and dinuclear diethyldithiocarbamatonickel(II) organochalcogenide complexes

James Darkwa, Emmanuel Y. Osei-Twum, Luis A. Litorja Jr.

Journal:

Year:

1999

Language:

english

File:

PDF, 236 KB

english, 1999

6

Synthesis characterisation and stability of mixed aryldichalcogenide bis(diphenylphosphino)ethanenickel(II) complexes. X-ray structure of Ni(dppe)(SeC6H4S)

Mary S. Thomas, James Darkwa, Emmanuel Y. Osei-Twum, Luis A. Litorja Jr.

Journal:

Year:

1999

Language:

english

File:

PDF, 265 KB

english, 1999

7

Chelate formation by hydrazones

Ahmed S. Shawali, Mohammed A. Aboutabl, Hussein M. Fahmy, Ahmed Mazzah, Emanuel Y. Osei-Twum, Nureddin M. Abbas

Journal:

Transition Metal Chemistry

Year:

1992

Language:

english

File:

PDF, 297 KB

english, 1992

8

Carbon-Catalyzed Oxidative Coupling of Phenolic Compounds

E. Y. Osei-Twum, N. S. Abuzaid, G. Nahkla

Journal:

Bulletin of Environmental Contamination and Toxicology

Year:

1996

Language:

english

File:

PDF, 113 KB

english, 1996

9

Socially responsible approaches to international electives and global health outreach

Shafik Dharamsi, Jo-Ann Osei-Twum, Matt Whiteman

Journal:

Medical Education

Year:

2011

Language:

english

File:

PDF, 52 KB

english, 2011

10

Hydroxyalkylation with .alpha.-hydroperoxydiazenes. Alcohols from olefins and carbonyl compounds from enol ethers

Osei-Twum, Emmanuel Y., McCallion, Doug, Nazran, Avtar S., Panicucci, Rick, Risbood, Prabhakar A., Warkentin, John

Journal:

Journal of Organic Chemistry

Year:

1984

Language:

english

File:

PDF, 769 KB

english, 1984

11

Activated carbon adsorption in oxidizing environments

N.Abu Zeid, G. Nakhla, S. Farooq, E. Osei-Twum

Journal:

Year:

1995

Language:

english

File:

PDF, 587 KB

english, 1995

12

Tandem ethylene oligomerisation and Friedel–Crafts alkylation of toluene catalysed by bis-(3,5-dimethylpyrazol-1-ylmethyl)benzene nickel(ii) complexes and ethylaluminium dichloride

Budhai, Asheena, Omondi, Bernard, Ojwach, Stephen O., Obuah, Collins, Osei-Twum, Emmanuel Y., Darkwa, James

Journal:

Catalysis Science & Technology

Year:

2013

Language:

english

File:

PDF, 1.27 MB

english, 2013

13

Dose-Dependent Targeted Suppression of P-glycoprotein Expression and Function in Caco-2 Cells

Lee, Stephen D., Osei-Twum, Jo-Ann, Wasan, Kishor M.

Journal:

Molecular Pharmaceutics

Year:

2013

Language:

english

File:

PDF, 2.30 MB

english, 2013

14

Does P-glycoprotein contribute to amphotericin B epithelial transport in Caco-2 cells?

Osei-Twum, Jo-Ann, Wasan, Kishor M.

Journal:

Drug Development and Industrial Pharmacy

Year:

2015

Language:

english

File:

PDF, 273 KB

english, 2015

15

(Phenoxyimidazolyl-salicylaldimine)iron complexes: synthesis, properties and iron catalysed ethylene reactions

Yankey, Margaret, Obuah, Collins, Guzei, Ilia A., Osei-Twum, Emmanuel, Hearne, Giovanni, Darkwa, James

Journal:

Dalton Transactions

Year:

2014

Language:

english

File:

PDF, 1.12 MB

english, 2014

16

Effect of solvent on solid-supported reactions on styrene/divinylbenzene copolymeric macroreticular resin

Rosenfeld, Jack M., Yeroushalmi, Shahin., Osei-Twum, Emmanuel Y.

Journal:

Analytical Chemistry

Year:

1986

Language:

english

File:

PDF, 520 KB

english, 1986

17

Mechanism of epoxidation of norbornene with .alpha.-hydroperoxy diazenes

Osei-Twum, Emmanuel Y., Warkentin, John

Journal:

Journal of Organic Chemistry

Year:

1985

Language:

english

File:

PDF, 661 KB

english, 1985

18

Thermolysis of α-hydroperoxyalkyl diazenes. Spin trapping of radical intermediates and spin trapping kinetics

Mathew, Lukose, Osei-Twum, Emmanuel Y., Warkentin, John

Journal:

Canadian Journal of Chemistry

Year:

1991

Language:

english

File:

PDF, 350 KB

english, 1991

19

Proton nuclear magnetic resonance studies of nucleosides: hindered internal rotation in N -dimethylaminomethylene derivatives of adenosine, guanosine, and cytidine

Osei-Twum, Emmanuel Yaw

Journal:

Canadian Journal of Chemistry

Year:

1993

Language:

english

File:

PDF, 244 KB

english, 1993

20

Impact of Short Chain Branching on Conformations of Metallocene LLDPE Melts: NMR, Light Scattering and MD Simulation Study

Tukur, Nasiru M., Sharkh, Basel F. Abu, Osei-Twum, Emmanuel Y., Hussein, Ibnelwaleed A.

Journal:

Macromolecular Symposia

Year:

2008

Language:

english

File:

PDF, 138 KB

english, 2008

21

[Society of Petroleum Engineers SPE Nigeria Annual International Conference and Exhibition - Lagos, Nigeria (2014-08-05)] SPE Nigeria Annual International Conference and Exhibition - Statistical Characterization of Performance of Biopolymer Drill-In Fluid for Different Rheological Models

Owusu, M., Enty, G.S., Osei-Twum, A.

Language:

english

File:

PDF, 1.36 MB

english

22

N-Dimethylaminomethylene-O-trialkylsilyl Derivatives of Nucleosides for Chromatography and Mass Spectrometry

Osei-twum, E. Y., Mamer, O. A., Quilliam, M. A., Gergely, R.

Journal:

Nucleosides and Nucleotides

Year:

1990

Language:

english

File:

PDF, 324 KB

english, 1990

23

29 Si MAS-NMR study of hydrated cement paste and mortar with varying content of fly ash

Al-Zahrani, M. M., Al-Tayyib, A.-H. J., Al-Dulaijan, S. U., Osei-Twum, E.

Journal:

Advances in Cement Research

Year:

2006

Language:

english

File:

PDF, 188 KB

english, 2006

24

ChemInform Abstract: Mechanism of Epoxidation of Norbornene with α-Hydroperoxy Diazenes.

OSEI-TWUM, E. Y., WARKENTIN, J.

Journal:

Chemischer Informationsdienst

Year:

1986

File:

PDF, 90 KB

1986

25

ChemInform Abstract: HYDROXYALKYLATION WITH α-HYDROPEROXYDIAZENES. ALCOHOLS FROM OLEFINS AND CARBONYL COMPOUNDS FROM ENOL ETHERS

OSEI-TWUM, E. Y., MCCALLION, D., NAZRAN, A. S., PANICUCCI, R., RISBOOD, P. A., WARKENTIN, J.

Journal:

Chemischer Informationsdienst

Year:

1984

File:

PDF, 209 KB

1984

26

ChemInform Abstract: HYDROXYALKYLATION WITH α-HYDROPEROXYDIAZENES. ALCOHOLS FROM OLEFINS AND CARBONYL COMPOUNDS FROM ENOL ETHERS

OSEI-TWUM, E. Y., MCCALLION, D., NAZRAN, A. S., PANICUCCI, R., RISBOOD, P. A., WARKENTIN, J.

Journal:

Chemischer Informationsdienst

Year:

1984

File:

PDF, 209 KB

1984