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Full-Text Articles in Life Sciences

Il-10 And Alveolar Bone Loss, Abdulaziz Saud Al-Rasheed Aug 2002

Il-10 And Alveolar Bone Loss, Abdulaziz Saud Al-Rasheed

Loma Linda University Electronic Theses, Dissertations & Projects

Interleukin-10 (IL-10) is a cytokine with anti-inflammatory activities. IL-10 knockout (KO) mice exhibit severe intestinal inflammation in the presence of normal gut flora. We hypothesized that IL-10 KO mice would also be susceptible to inflammatory periodontal disease resulting in alveolar bone loss (ABL). The purpose of this study was to compare naturally occurring ABL in IL-10 KO and wild type (WT) mice. Twelve IL-10 KO and 12 WT mice, age-(7 months) and sex-(male) matched, were used. Half of the mice were on 129/SvEv and half on C57BL/6J background. Animal heads were defleshed and treated to remove all organic material. ABL …


Enhancement Of Anti-Hiv-1 Ribozyme Activities By Rev Binding And Multimerization, Yuksel Yildiz Mar 2002

Enhancement Of Anti-Hiv-1 Ribozyme Activities By Rev Binding And Multimerization, Yuksel Yildiz

Loma Linda University Electronic Theses, Dissertations & Projects

To effectively apply hammerhead ribozymes as therapeutic agents it is necessary to co-localize them with the desired target. Human immunodeficiency virus type1 (HIV- 1) infectivity is dependent on env gene expression. HIV-1 Rev protein binds to a higher ordered RNA structure within the env transcript termed the Rev Binding Element (RBE). In anti-HIV gene therapy employing ribozymes to increase the co-localization of anti- HIV ribozymes with target HIV mRNAs, it has been proposed that when the native HIV- 1 RBE is appended to a ribozyme as a decoy molecule, simultaneous binding of Rev monomers to the RBE sequences in both …


Characterization Of Host-Bacteria Interactions Contributing To Group B Streptococcus Colonization, Jennifer Marie Smith Jan 2002

Characterization Of Host-Bacteria Interactions Contributing To Group B Streptococcus Colonization, Jennifer Marie Smith

Theses, Dissertations and Capstones

Group B streptococcus (GBS) is the leading cause of life-threatening bacterial infections during the first three months of life. GBS is also a frequent cause of maternal postpartum infections. Both types of infections stem from maternal vaginal and/or rectal colonization with GBS in the perinatal period. Limited information is available concerning how the colonization process occurs and what role the host immune system may play in the establishment of persistent colonization by GBS. The complex interactions between the immune system and GBS normally should end in clearance of the bacteria. However, since colonization by GBS occurs in a large number …


Peer Nutrition Education: A Model For Nutrition Education Among Spanish-Language Participants Of The Special Supplemental Nutrition Program For Women, Infants And Children (Wic), Maximino Alfredo Mejía Jan 2002

Peer Nutrition Education: A Model For Nutrition Education Among Spanish-Language Participants Of The Special Supplemental Nutrition Program For Women, Infants And Children (Wic), Maximino Alfredo Mejía

Loma Linda University Electronic Theses, Dissertations & Projects

Despite the steady improvement in the health status of Americans, Hispanics are a minority in the United States with greater prevalence of several infectious and chronic diseases and less health knowledge than the average citizen. Nearly half of the Hispanics living in this country die of preventable nutrition-related conditions, with heart disease and cancer being the leading causes. Since this minority has limited access to health care and preventive services, there is a need for an inexpensive, viable model of health education for this underserved segment of the population in order to lower the excess of preventable diseases. We trained …