Browsing Dissertations and Theses by Title
Now showing items 6461-6480 of 6768
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U-series disequilibrium : an interpretation of Guatemalan magmatic processes
(Northern Illinois University, 2003) -
U.S. v. Seeger--a case study of the judicial process
(Northern Illinois University, 1968)It is the intent of this thesis to examine the judicial process and particularly the role of the Supreme Court in that process, by concentrating exclusively on one important constitutional law case. The case chosen for ... -
Ubiquinone (Q) biosynthesis in Klebsiella pneumoniae : evidence for the formation of 4 hydroxybenzoate from tyrosine
(Northern Illinois University, 2005) -
Ultrapetrography of a miocene chalky limestone, St. Croix, U.S. Virgin Islands
(Northern Illinois University, 1975)The Kingshill Marl, which crops out on the island of St. Croix in the U. S. Virgin Islands, is a sequence of interbedded chalks and turbidites. The chalks are composed almost entirely of the tests and fragments of tests ... -
Ultrastructural changes in Physarum polycephalum mitochondria : influences of ionizing radiation, cycloheximide, chloramphenicol, and ethidium bromide
(Northern Illinois University, 1974)Plasmodia of Physarura polycephalum were exposed to 137cs gamma radiation or certain chemical compounds (chloramphenicol, cycloheximide, and ethidium bromide) and the mitochondria and other organelles of the plasmodia were ... -
Ultrastructural changes in rhizobium leguminosarum due to exposure to the antimicrobial agent Irgasan
(Northern Illinois University, 1982)Rhizobium leguminosarum, a gram-negative nitrogenfixing organism that is commonly associated with plants of the pea group,was found to be susceptible to 1-2ppm of irgasan. It was also found that while strains of E. coli ... -
An ultrastructural morphometric analysis of in vitro inhibition of luteinization of mature porcine ovarian granulosa cells by fluid from immature porcine follicles
(Northern Illinois University, 1979)A comparison was made of the ultrastructure of preovulatory porcine granulosa cells after two days of culture in media which were either inhibitory or permissive of luteinization. Granulosa cells were collected from mature ... -
An ultrastructural study of cell wall regeneration by isolated mesophyll protoplasts of Zea mays L. and the effect of the antioxidant, ascorbic acid, on wall regeneration
(Northern Illinois University, 1980)Regeneration of a cell wall around enzymatically isolated mesophyll protoplasts of corn, Zea mays (inbred line W64A) was studied by scanning and transmission electron microscopy. The effect of the antioxidant ascorbic acid ... -
An ultrastructural study of chloroplasts and microbodies in seed and seedling cotyledons of Pharbitis nil
(Northern Illinois University, 1980)The cellular ultrastructure of cotyledon tissue from seeds and seedlings of Japanese morning glory (Pharbitis nil) was studied. Weight determinations of the seed and seedling cotyledons, the same age as those studied under ... -
An ultrastructural study of the effect of thyroxine on embryonic chick liver development
(Northern Illinois University, 1987)The effect of thyroxine, injected on day 6 of incubation, on embryonic chick liver development was examined morphologically and histologically. An ultrastructural comparison of thyroxine-treated to nqn-treated was done on ... -
An ultrastructural study of vesicular-arbuscular mycorhiza in Zea diploperennis
(Northern Illinois University, 1980)The ultrastructure of the vesicular-arbuscular mycorrhizal association formed by Glomus fasciculatus with Zea diploperennis was investigated. Intercellular hyphae were prevalent everywhere varying from young hyphae which ... -
Ultrastructure and cell division of the filamentous oral bacterium Alysiella Filiformis
(Northern Illinois University, 1970)Alysiella filiformis is commonly found on the epithelial cells of the oral cavity in rabbits. An ultrastructure study of these cells has shown A. filiformis attached by numerous pili to the host epithelial cells. The ... -
Ultrastructure of galls produced on Solidago altissima L. by Eurosta solidaginis (Fitch) with emphasis on the nutritive and cortical tissues
(Northern Illinois University, 1988)Larvae of Eurosta solidaginis induce spheroid galls upon Solidago altissima as a means of protection and to obtain food. Transmission electron microscopy was used to examine three facets of gall development: (1) the changes ... -
Un analisis del discurso en las peliculas de Tomas Gutierrez Alea = : An analysis of the discourse in the films of Tomas Gutierrez Alea
(Northern Illinois University, 2003) -
Un paso adelante, dos pasos atras : la mujer espanola en insolacion y nada
(Northern Illinois University, 2015)During the 19th and 20th centuries, Spanish women struggled to maintain the rights and independence they deserve. In present day, this challenge persists. Though much progress has been made, the author posits that the ... -
Un poco de todo : teaching high school Spanish to students with reading, writing, and processing difficulties
(Northern Illinois University, 2002) -
Unamuno and modern Spain : a study in philosophy and politics
(Northern Illinois University, 1967)The spirit of an age is often expressed most lucidly and profoundly in its literature. A particular case in point is the period between 1896 and 1956 in Spain. This was a period of national self-analysis spurred on by ... -
Unanticipated discoveries in the development of physics
(Northern Illinois State Teachers College, 1954)"Physics is, by common consent, the fundamental science." This statement may be justified primarily in the fact that the younger sciences are considered scientific only to the extent that their concepts are logically ... -
Underachievement and reading : an analysis, and its implications for DeKalb High School
(Northern Illinois University, 1964)A study was made at DeKalb High School in an attempt to pinpoint the onset of critical academic underachievement, to analyze its relationship to underachievement in reading, and then to consider the implications of this ... -
Understanding and strengthening the education expectations of undocumented Latino high school students
(Northern Illinois University, 2015)This paper explores the perceived challenges of undocumented Latino high school students in relation to their career and college expectations. It does this by focusing on social capital, college knowledge, and legal context. ...
