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R I Walker

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Articles 157
Citations 1389
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Recent Articles
1.
Kaminski R, Wu M, Turbyfill K, Clarkson K, Tai B, Bourgeois A, et al.
Clin Vaccine Immunol . 2014 Jan; 21(3):366-82. PMID: 24403527
Studies were undertaken to manufacture a multivalent Shigella inactivated whole-cell vaccine that is safe, effective, and inexpensive. By using several formalin concentrations, temperatures, and incubation periods, an optimized set of...
2.
McKenzie R, Walker R, Nabors G, Van De Verg L, Carpenter C, Gomes G, et al.
Vaccine . 2005 Aug; 24(18):3735-45. PMID: 16095766
Orally delivered, inactivated whole-cell vaccines are safe methods of inducing local and systemic immunity. To increase surface proteins associated with adherence and invasion, Shigella sonnei were grown in BHI broth...
3.
Walker R
Expert Opin Investig Drugs . 2005 Jul; 8(2):107-13. PMID: 15992066
Worldwide, Campylobacter jejuni is a major cause of diarrhoea and dysentery, with approximately 400 million cases occurring annually. Control of the disease through public health and antibiotic measures is insufficient,...
4.
Walker R, Suvarna K, Matthews S
Br J Radiol . 2005 Apr; 78(929):437-40. PMID: 15845939
Pulmonary blastoma is a relatively rare aggressive adult malignancy. The clinical and radiographic features of two cases are described and the literature reviewed. Pulmonary blastoma usually presents radiologically as a...
5.
Kotloff K, Sztein M, Wasserman S, Losonsky G, DiLorenzo S, Walker R
Infect Immun . 2001 May; 69(6):3581-90. PMID: 11349017
Helicobacter pylori infection of the gastric mucosa can be found in approximately 50% of the world's population and is associated with a range of pathology, including peptic ulcer, atrophic gastritis,...
6.
Pace J, Rossi H, Esposito V, Frey S, Tucker K, Walker R
Vaccine . 1998 Aug; 16(16):1563-74. PMID: 9711805
Inactivated bacterial whole-cell vaccines have been the most widely studied prophylactic treatment for infectious diseases. They offer an economical, and potentially safe, effective means of preventing disease. The disadvantages of...
7.
Araneo B, Cebra J, Beuth J, Fuller R, Heidt P, Midvedt T, et al.
Zentralbl Bakteriol . 1996 Apr; 283(4):431-65. PMID: 8737943
An International Study Group on New Antimicrobial Strategies (ISGNAS) has been formed in response to the recognition that development of microbial resistance to antibiotics is becoming a serious, world-wide problem....
8.
Baqar S, Bourgeois A, Schultheiss P, Walker R, Rollins D, Haberberger R, et al.
Vaccine . 1995 Jan; 13(1):22-8. PMID: 7539199
The safety and immunogenicity of two prototype oral Campylobacter killed whole-cell (CWC) vaccines were tested in rhesus monkeys. Animals were immunized with a primary two-dose series (days 0 and 14)...
9.
Walker R
Vaccine . 1994 Apr; 12(5):387-400. PMID: 8023545
Future progress in vaccination will be significantly advanced by application of emerging technologies for immunization of mucosal surfaces. It should now be possible to maximize the antigenicity of many vaccines...
10.
Rollwagen F, Pacheco N, Clements J, Pavlovskis O, Rollins D, Walker R
Vaccine . 1993 Oct; 11(13):1316-20. PMID: 8296484
The heat-labile toxin (HLT) of enterotoxigenic Escherichia coli (ETEC) is a potent oral adjuvant. We determined whether the ETEC HLT could be mixed with killed campylobacter to induce an immune...