Publications

association between glutathione s-transferase p1, t1, and m1 genetic polymorphism and survival of patients with metastatic colorectal cancer.	members of the glutathione s-transferase (gst) superfamily are important in cellular defense mechanisms. these enzymes attach reduced glutathione to electrophilic groups in a wide variety of toxic compounds, including chemotherapeutic agents. certain polymorphisms in gsts are associated with changes in enzyme activity, sensitivity to chemotherapy, and overall patient survival. in a retrospective study, we investigated associations between common polymorphisms in genes for several gst subclasses ...	2002	12072547
open reading frame sequence of an asian enterovirus 73 strain reveals that the prototype from california is recombinant.	phylogenetic analysis within the vp1 region now enables molecular typing of enteroviruses consistent with neutralization results. three untypable isolates, 2776/82, 57/99 and 22/00, from korea, north india and bangladesh, respectively, showed within this region 98.0-99.0% amino acid identities. these were less than 77% to the previous enterovirus prototypes, but 91.5-92.5% to ca55-1988, the recently identified enterovirus 73 (ev73) prototype from california. all three strains were, however, most ...	2002	12075091
coastal freshwater runoff is a risk factor for toxoplasma gondii infection of southern sea otters (enhydra lutris nereis).	the association among anthropogenic environmental disturbance, pathogen pollution and the emergence of infectious diseases in wildlife has been postulated, but not always well supported by epidemiologic data. specific evidence of coastal contamination of the marine ecosystem with the zoonotic protozoan parasite, toxoplasma gondii, and extensive infection of southern sea otters (enhydra lutris nereis) along the california coast was documented by this study. to investigate the extent of exposure a ...	2002	12076629
time-space clustering of human brucellosis, california, 1973-1992.	infection with brucella spp. continues to pose a human health risk in california despite great strides in eradicating the disease from domestic animals. clustering of human cases in time and space has important public health implications for understanding risk factors and sources of infection. temporal-spatial clustering of human brucellosis in california for the 20-year period 1973-1992 was evaluated by the ederer-myers-mantel, moran's i, and population-adjusted moran's i procedures. cases were ...	2002	12095433
adolescent interest in human sexuality: the questions kids ask.	this study demonstrates a method for obtaining data on developmental changes in adolescents' interest in human sexuality. a content analysis was done on a sample of 874 student-generated questions. question boxes were placed in classrooms so students could anonymously submit questions. in deference to perceived community pressure, questions on abortion, homosexuality, and masturbation were not allowed. students who wrote the questions are 7th, 8th, and 10th graders enrolled in 13 different p ...	1986	12143680
analyses of organic and inorganic contaminants in salton sea fish.	chemical contamination of fish from the salton sea, a quasi-marine lake in southern california, could adversely impact millions of birds using the pacific flyway and thousands of humans using the lake for recreation. bairdiella icistia (bairdiella), cynoscion xanthulus (orangemouth corvina), and oreochromis spp. (tilapia) were sampled from two river mouths and two nearshore areas of the salton sea. muscle tissues were analyzed for a complete suite of 14 trace metals and 53 pesticides. fish muscl ...	2002	12146823
detection of neorickettsia (ehrlichia) risticii in tissues of mice experimentally infected with cercariae of trematodes by in situ hybridization.	neorickettsia (ehrlichia) risticii was demonstrated to occur in cercariae developing in juga yrekaensis snails by experimental transmission, genetic detection and histopathology. cercariae were isolated from the digestive glands of snails collected in a fresh stream water area of siskiyou county, ca, and inoculated into cf1 mice. mice developed clinical signs, splenomegaly and histopathologic abnormalities. the agent was maintained by serial passages of whole blood in cf1 mice. a 527-bp product ...	2002	12151198
effects of glutathione s-transferase p1, m1, and t1 on acute respiratory illness in school children.	the relationships between glutathione s-transferase (gst) m1, gstt1, and gstp1 genotypes and acute respiratory illness were investigated in a cohort of fourth grade school children aged 9-11 years who resided in 12 southern california communities. we used respiratory illness-related absences as a measure of respiratory illness occurrence. we ascertained respiratory illness-related school absences using an active surveillance system from january 1996 through june 1996. genotypes for gstm1 (null v ...	2002	12153968
biotechnology and the legal constitution of the self: managing identity in science, the market, and society.		2000	12171097
extinction rates under nonrandom patterns of habitat loss.	most models that examine the effects of habitat conversion on species extinctions assume that habitat conversion occurs at random. this assumption allows predictions about extinction rates based on the species-area relationship. we show that the spatially aggregated nature of habitat conversion introduces a significant bias that may lead species-loss rates to exceed those predicted by species-area curves. correlations between human activity and major compositional gradients, or species richness, ...	2002	12177416
historical somersaults.	the author and his youngest sister attended a mass at the mission san diego in california where the monsignor discussed the life of father serra who founded the mission in 1769. a letter to father serra from another priest showed the priest's distress over an abortion done to an indian woman living at the mission. recollecting this historical letter was used to express the monsignor's views on abortion today. he then reminded the congregation of the upcoming presidential election. he claimed ...	1993	12178853
socioeconomic, sociodemographic and attitudinal correlates of the tempo of divorce.	the association between sociodemographic, demographic, and attitudinal measures and the timing or tempo of marital dissolution over a 14-year time span is examined. separation is considered equivalent to divorce. early and late divorce are differentiated by whether the event occurred before or after the average number of years married prior to divorce. data were obtained on husbands and wives within childbearing years (up to 39 years) in the 1st years of the 1st marriage. a random stratified ...	1991	12179703
personalizing personality: toward a property right in human bodies.		1990	12186074
molecular typing of papillomatous digital dermatitis-associated treponema isolates based on analysis of 16s-23s ribosomal dna intergenic spacer regions.	papillomatous digital dermatitis (pdd), an emerging infectious disease of cattle, is characterized by painful, ulcerative foot lesions. the detection of high numbers of invasive spirochetes in pdd lesions suggests an important role for these organisms in the pathogenesis of pdd. pdd-associated spirochetes have phenotypic characteristics consistent with members of the genus treponema: partial 16s ribosomal dna (rdna) sequence analysis of clonal isolates from california cattle showed that they com ...	2002	12202594
pollen movement in declining populations of california valley oak, quercus lobata: where have all the fathers gone?	the fragmented populations and reduced population densities that result from human disturbance are issues of growing importance in evolutionary and conservation biology. a key issue is whether remnant individuals become reproductively isolated. california valley oak (quercus lobata) is a widely distributed, endemic species in california, increasingly jeopardized by anthropogenic changes in biota and land use. we studied pollen movement in a savannah population of valley oak at sedgwick reserve, ...	2002	12207717
clinical, genetic, and functional characterization of adrenocorticotropin receptor mutations using a novel receptor assay.	the acth receptor (mc2r) is expressed predominantly in the adrenal cortex, but is one of five g protein-coupled, seven-transmembrane melanocortin receptors (mcrs), all of which bind acth to some degree. testing of mc2r activity is difficult because most cells express endogenous mcrs; hence, acth will elicit background activation of assayable reporter systems. inactivating mutations of mc2r lead to hereditary unresponsiveness to acth, also known as familial glucocorticoid deficiency (fgd). these ...	2002	12213892
early adoption of hiv-1 resistance testing in the san diego county ryan white care act program: predictors and outcome.	this research identifies predictors and outcomes of early use of human immunodeficiency virus type 1 (hiv-1) resistance testing in the san diego county ryan white care act program. between january and november 2000, 98 patients receiving care in 7 clinics participated in the resistance testing program. provider characteristics predictive of participation included number of patients and percent of practice devoted to hiv care and number of hiv-related continuing medical education hours over the p ...	2002	12214573
polymorphisms of human cd19 gene: possible association with susceptibility to systemic lupus erythematosus in japanese.	cd19 regulates the signaling for b lymphocyte development, activation and proliferation. in mice, cd19 deficiency and overexpression were shown to result in hypogammaglobulinemia and autoantibody production, respectively. in the present study, we screened for the polymorphisms of cd19, and examined the detected polymorphisms for the association with rheumatoid arthritis (ra), crohn's disease and systemic lupus erythematosus (sle). two snps, c.705g>t (p235p and ivs14-30c>t, were decreased (p = 0. ...	2002	12215898
personality change over 40 years of adulthood: hierarchical linear modeling analyses of two longitudinal samples.	normative personality change over 40 years was shown in 2 longitudinal cohorts with hierarchical linear modeling of california psychological inventory data obtained at multiple times between ages 21-75. although themes of change and the paucity of differences attributable to gender and cohort largely supported findings of multiethnic cross-sectional samples, the authors also found much quadratic change and much individual variability. the form of quadratic change supported predictions about the ...	2002	12219867
emerita analoga (stimpson)--possible new indicator species for the phycotoxin domoic acid in california coastal waters.	blooms of domoic acid (da) synthesizing diatoms (pseudo-nitzschia spp.) have been associated with the death and injury of hundreds of marine shorebirds and mammals, exposed humans to potentially serious health risks, and threatened to significantly impact coastal fisheries and commerce dependent on marine resources. while indicator organisms are widely utilized to monitor for marine biotoxins like paralytic shellfish poisoning toxins, a reliable intertidal indicator species to monitor da remains ...	2002	12220710
rapid confirmation of southeast asian and filipino alpha-thalassemia genotypes from newborn screening specimens.	alpha(+)-thalassemia (-alpha) is prevalent throughout tropical and subtropical regions of world, whereas alpha(0)-thalassemia (--) occurs at higher frequency in southeast asia. homozygosity for the alpha(0)-thalassemia deletion (--/--) is a serious health problem in southeast asia and the philippines and is responsible for the majority of hydrops fetalis in this region. asian immigration in united states has impacted the demography of genetic disease in u.s. as asians comprise of 10% of all cali ...	2002	12221678
human rabies--california, 2002.	on march 31, 2002, a man aged 28 years residing in glenn county, california, died from rabies encephalitis caused by a rabies virus variant associated with the mexican free-tailed bat (tadarida brasiliensis) (figure). this report summarizes the investigation by the glenn county health department (gchd) and the california department of health services (cdhs). persons who observe abnormal behavior in any wildlife species should contact animal control or animal rescue agencies immediately and shoul ...	2002	12233911
testing infants for human immunodeficiency virus infection.		2002	12237612
mandibular condyle traits in neanderthals and other homo: a comparative, correlative, and ontogenetic study.	the relationship between the mandibular condyle and the crest of the mandibular notch (cmn) has historically entered into discussions of neanderthal characteristics and was recently suggested to be autapomorphic in neanderthals. the neanderthal cmn has been described as intersecting the condyle in the middle, while the modern human cmn runs to the condyle's lateral end. a large lateral condylar tubercle (lct) has also been observed in neanderthals and thought to be related to medial (or less lat ...	2002	12237935
teamwork in family planning.	at the harbor general hospital in los angeles, 90% of the family planning work, including contraceptive advice and follow-up, is performed by non-doctor health personnel. family planning testing of intelligence and personality. in a 20-week course of lectures and practical instruction, they are taught about human reproduction, techniques of pelvic and breast examination, contraception, abortion, and venereal disease and are instructed in counseling on a wide range of problems. early trainees ...	1973	12257866
some assumed characteristics of voluntarily childfree women and men.	from written descriptions, 2 experiments were conducted to assess student's perceptions of women and men who are voluntarily childless. experiment 1 examined attitudes toward a hypothetical childfree women who opted for sterilization. the decision for sterilization denotes a behavioral commitment to remaining childfree. 156 undergraduates and 29 high school and 32 adult school students were questioned. the childfree woman was seen as less sensitive and loving, less typical as an american wom ...	1979	12262530
migration to the united states and mexican rural development: a case study.	an analysis of the impact of migration to the united states on the sending community and on the labor market in the receiving country is presented based on a case study of las animas, mexico. "as the community becomes increasingly involved in migration, tendencies can be identified regarding changing migration patterns, class differentiation among villagers, impact of migration on village economy, and the changing role of mexican workers in california labor markets. results indicate the import ...	1982	12265434
md. panel backs insurers on testing for aids virus.	in maryland, the governor's task force on aids (acquired immunodeficiency syndrome) has recommended that insurance companies be permitted to require applicants for insurance to be tested for aids exposure and to ask applicants whether they have been tested previously for the virus. the task force also voted to advise the state insurance commissioner to prohibit companies from keeping records of those who test positive or passing their names on to the insurance industry's centralized computer ba ...	1986	12267775
central american and mexican immigrant characteristics and economic incorporation in california.	"data compiled from the 1980 u.s. census and other sources are used in this article to demonstrate the distinctiveness of central american immigration.... comparisons between central american and mexican immigrants in california reveal substantial differences between the two groups in their age structure, sex ratio, and human capital characteristics." the emphasis of the study is on the differences concerning incorporation of these migrant groups into the californian economy.	1986	12268144
wife's employment status and marital duration in a population filing for divorce.	this study analyzes data from a 2% random sample of all couples who filed for divorce/dissolution in california in each of the 6 years, 1966-1971, in order to examine the relationship between wife's employment status and marital duration to separation. using exchange theory, anomie theory, and role conflict as basic theoretical perspectives, the elaboration analysis of the zero order relationship is discussed vis a vis the findings that housewives are likely to be married longer before separati ...	1987	12269160
two thousand voluntary vasectomies performed in california: background factors and comments.	opposing points of view which have a bearing on individual action relative to voluntary male sterilization are discussed, and data from the files of a california surgeon which provide some indication of interest in voluntary vasectomy in a limited area of the state are presented. the medical associations tend to place emphasis on the legal aspects of such surgery while the human betterment association of america (hbaa) is more concerned with the humanitarian aspects. data on 2007 patients who ...	1963	12275536
family planning services and population research act.	the senate human resources subcommittee under the chairmanship of senator alan cranston has completed its work on the family planning services and population research amendments of 1973 (s. 1708) and has referred the bill to the senate labor and public welfare committee. right-to-life activists are zeroing in on committee members in hopes of amending the bill to prohibit federal funds for sterilization and continued research on abortifacient drugs. if such provisions were to be approved, it w ...	1973	12276914
potential labor force supply and replacement in mexico and the states of the mexican cession and texas: 1980-2000.	"the purpose of this article is to carry forward the examination of potential labor force supply and replacement of men in mexico into the 1980-1990 and 1990-2000 decades so that the possible future course of international migration between that country and the united states may be better anticipated. in addition, to provide a degree of developmental perspective, trends in potential labor force supply and replacement in mexico since 1930-40 are presented." as a contrast, "ratios of potential l ...	1983	12279723
transitional labor: undocumented workers in the los angeles automobile industry.		1983	12279762
punjabi orchard farmers: an immigrant enclave in rural california.	examination of the adaptation patterns of punjabi sikh orchard farmers in rural california provides further evidence of ways in which strong ethnic enclaves help to promote rapid economic self-sufficiency among immigrant groups. the discussion emphasizes the need to consider not only the cultural traditions of group members, but also the historical context of immigration and the immigrants' perceptions of their particular situation. the punjabi case indicates, too, how the 1965 immigration act ...	1988	12281049
crossing the threshold of fear.	this interview was conducted with a 31-year-old us man from california, who has aids. he was 1st diagnosed in 1982. 4 years later, after a failed suicide attempt and a subsequent period of depression and withdrawal, he began a new career as an aids educator. his work has taken him across the us, where he is a member of the us national association of people with aids (napwa), to africa, as a consultant to the norwegian red cross. he has also advised a number of european aids groups. he belie ...	1988	12281141
[american policy (1986-1989): results and limits].	although the american program to legalize illegal immigrants succeeded in giving legal status to over 3 million foreigners between 1987-88, the experience contributes to understanding of the limitations in a state's ability to control illegal immigration. some part of the illegal population entitled to legalization failed to apply to 1 of the 110 offices opened for the purpose, but the proportion is debatable because in the us as elsewhere the exact numbers and characteristics of the illegal po ...	1990	12283120
the value of youth: equalizing age differentials in marriages.	"the objective of this paper is to present a model of constrained utility-maximizing behaviour which is able to explain several features of marriage. the model predicts that individuals meet in the marriage market and trade characteristics, in which they are relatively well endowed, to obtain characteristics in which they are less well endowed. the model implies a positive age differential in favour of the husband due to biological differences. this differential is shown to be attentuated by ...	1990	12283500
economic woes mean cuts to family planning services.	due to budget cuts at the federal, state, and local levels, family planning clinics that rely in public funding are facing financial hardship. in 1980, the federal government provided $162 million for family planning under title 10. but for 1991, the allocation was down to $140 million. compared to 1980, there are 100 fewer government-funded clinics providing family planning. many health clinics have simply ceased providing such services. the community family planning council in new yor ...	1991	12284064
demand increases for mandatory norplant sentences.	darlene johnson, a 28-year-old unwed welfare mother from visalia, california, was found guilty in january 1991 of beating 2 of her 4 children with a belt and an electric cord while she was pregnant with her 5th child. in addition to a 1-year sentence in a county jail she was ordered to receive the norplant contraceptive implant or spend 4 years in federal prison. she agreed to the procedure, however, a few days later she changed her mind, and with the help of the american civil liberties union s ...	1991	12284518
ru 486 research forges on, despite political hurdles.	one year after us president bill clinton lifted the ban on importation of ru-486, there has been no increase in new research on ru-486 and no increase in the modest amount of ru-486 projects receiving federal support. one theory is that the stigma of ru-486 being an abortifacient carries over to nonabortion related uses. political and economic pressures within roussel (the only source of ru-486 and a major supplier of research funds) and its parent firm, hoechst ag in berlin, are responsible for ...	1994	12288152
unauthorized mexican workers in the 1990 los angeles county labour force.	"by analysing how unauthorized mexicans compare with seven other ethno-racial groups in los angeles county, separately and collectively, by educational attainment and time spent in the u.s., we find that unauthorized mexicans had relatively fewer years of formal education (either in the u.s. or in mexico) and had been in the u.s. a relatively fewer number of years than in-migrants of other ethno-racial backgrounds in 1990. these findings are then used as proxies to compare the human capital endo ...	1997	12292469
international award received recognizing anti-hiv spermicide.	until recently, the only topical microbicide being considered for protection against sexually transmitted hiv infection contains nonoxynol-9 (n-9), a detergent ingredient widely used for more than 30 years in the form of gels, foams, aerosols, creams, sponges, suppositories, films, and foaming tablets. while n-9 has both spermicidal and antibacterial/antiviral properties against pathogens responsible for stds, including hiv, recent clinical studies have found it to be ineffective in protecting ...	1998	12294481
the industrial division of labor among immigrants and internal migrants to the los angeles economy.	this study examined the industrial division of labor among immigrants and in-migrants in the los angeles, california, metropolitan area. it addresses debates about channeling of new arrivals into jobs among similar ethnic groups and human capital views. data were obtained from the 1990 census on resident native-born, resident foreign-born, in-migrants, and recent immigrants who arrived during 1985-90. light and rosenstein's (1995) concepts of groups and their resources were used to organize i ...	1999	12294980
immigrant incorporation in the garment industry of los angeles.	this study expands immigrant social network theory and examined employment patterns in the garment industry in los angeles, california, among latino workers employed by asian immigrant entrepreneurs. the study determined that a large percentage of immigrant employees found their jobs through the immigrant economy. entrepreneurship increased the supply of local jobs and expanded the economy at destination at no expense to natives. immigrant entrepreneurs bought firms from nonimmigrant owners o ...	1999	12294981
reproductive rights: u.s. lags behind.	despite the introduction of long-acting birth control methods and the food and drug administration's acceptance of oral contraceptives for emergency contraception, us reproductive rights still lag behind. these rights include public funding, other access issues, and method availability. recently, a possible cut back on abortion rights by court votes have been feared particularly among laws governing contraceptives, access for minors and other reproductive health issues. however, there has bee ...	2000	12295507
locating the sources of an invasive pest, grape phylloxera, using a mitochondrial dna gene genealogy.	range expansions through human introductions have increased with global commerce and have led to the extinction of native species, alterations in community structure and pest status of the invasive species. inferring the evolutionary history of invasive species can help to build a firmer footing for management tactics. this study used mitochondrial dna (mtdna) sequence comparisons of samples collected from the native and introduced ranges of a pest herbivore of cultivated grapes, grape phylloxer ...	2002	12296945
effects of reorganization on laboratory quality: preliminary findings and lessons learned.	reorganization and downsizing are common challenges for managers. this case study describes the implementation of a major restructuring of a clinical laboratory within a large, integrated medical-delivery organization. economic trends prompted us to evaluate the effects of a major laboratory reorganization, with a significant shift from clinical laboratory scientists to lower waged, nonlicensed technical staff, on the analytic quality and other indicators of laboratory performance. although a la ...	2002	12298436
migration tradeoffs: men's experiences with seasonal lifestyles.	this study examines changes in work, health, and family patterns among men who migrate seasonally between mexico and the us. a representative sample of 219 mexican seasonal migrants to california was obtained in jalisco, mexico, in 1984. the data were generated through a household survey and in-depth follow-up interviews. the findings indicate that migrants experience marked changes and tradeoffs in roles and life styles which are reflected in the workplace and the family. in contrast, chang ...	1987	12314902
the determinants of breastfeeding for mexican migrant women.	this article develops an economic model for assessing mexican agricultural migrants' decision to breastfeed in a sample of 137 women in 3 agricultural communities in california. the resulting hypotheses from the model are linked to health care and welfare program access, cultural factors, and employment. using a probit analysis of the variables, a major finding is that non-traditional practices such as out-of-home child care, birth control, and alcohol use have a negative impact on the probabi ...	1987	12314903
harvest of confusion: immigration reform and california agriculture.	"agriculture was a major stumbling block to immigration reform [in the united states], largely because congress was unwilling to assign explicit priorities to the competing goals of protecting american workers and admitting supplemental immigrant farmworkers. this article describes the special agricultural worker or saw legalization program that generated 700,000 applications in california and the hypothetical calculations required to determine whether replenishment agricultural workers or raws ...	1990	12316220
immigration and urban change.	this article discusses the relationship between the new immigration (migrants who have arrived in the us since 1965) and the changing economic and ecological characteristics of the cities in which they have settled. the author concentrates on new york, los angeles, chicago, san francisco, and miami, which together contain 46% of all 1965-1980 immigrants. the new immigration began with the hart-cellar act in 1965, which abolished the old country of origins quota, affirmed family connections as ...	1989	12316381
"from the world beyond washington".	in the us, various anti-abortion groups have committed violent attacks against abortion providers and seekers, harassed them, destroyed property, and disrupted abortion services, leading to an unsurpassed amount of state and local legislation and litigation to make these acts illegal or to broaden the reach of existing laws to protect abortion seekers and providers. in october 1993, a federal appeals court panel repealed a lower court judge's april injunction setting up a 36-foot buffer zone ar ...	1993	12318482
economic integration and labor flows: stage migration in farm labor markets in mexico and the united states.	"this article examines the probable effects of the north american free trade agreement (nafta) on migration from mexico to the united states, disputing the view that expansion of jobs in mexico could rapidly reduce undocumented migration. to the extent that nafta causes mexican export agriculture to expand, migration to the united states will increase rather than decrease in the short run. data collected in both california and the mexican state of baja california show that indigenous migrants ...	1995	12319621
what's wrong with abstinence-only sexuality education programs?	the sexuality information and education council of the united states (siecus) supports abstinence, but it does not support the abstinence-only sex education promoted by a new federally-funded $50 million program. siecus supports abstinence-based programs that place messages about abstinence in a comprehensive context, but it does not believe that fear-based, abstinence-only programs will achieve their goals. in a recent study, for example, a $5 million abstinence-only initiative in california ...	1997	12319713
undocumented latina immigrants in orange county, california: a comparative analysis.	"this article examines a unique data set randomly collected from latinas (including 160 undocumented immigrants) and non-hispanic white women in orange county, california, including undocumented and documented latina immigrants, latina citizens, and non-hispanic white women. our survey suggests that undocumented latinas are younger than documented latinas, and immigrant latinas are generally younger than u.s.-citizen latinas and anglo women. undocumented and documented latinas work in menial ser ...	1997	12320909
internal migration patterns for u.s. foreign-born, 1985-1990.	"using 1990 census data, this paper calculates the flow [of the foreign-born population in the united states] between states and from abroad; also, a multinomial logistic regression model of destination choice is estimated for resettlers and for migrants from abroad. there are three major findings. firstly, florida and california are the largest recipients of foreign-born resettlers; new york is the biggest loser of secondary migrants. secondly, the presence of large communities of mexicans in c ...	1997	12321146
avanti: similar efficacy to latex, more breaks.	the los angeles regional family planning council conducted a randomized, controlled, double-masked trial of the avanti polyurethane condom's efficacy involving 800 couples. the study was commissioned by the national institute of child health and human development in bethesda, maryland. the study found that while the avanti is comparable to a latex condom in efficacy, it was more likely to break and/or slip than the latex control condom, ramses sensitol. in 1804 uses, the avanti broke 66 times ...	1997	12321211
temporal abundance, parity, survival rates, and arbovirus isolation of field-collected container-inhabiting mosquitoes in eastern tennessee.	surveillance of container-inhabiting mosquitoes was conducted from june 17 through november 9, 1998, at 2 1997 la crosse virus (lac) human case sites (knox and cocke counties, tennessee). mosquitoes were collected weekly with 2 dry ice-baited centers for disease control miniature light traps, 2 omnidirectional fay traps, and 40 oviposition traps at each site. a total of 8,408 mosquitoes, composed of ochlerotatus triseriatus (n = 2,095) and aedes albopictus (n = 6,313), were reared or collected a ...	2002	12322937
knowledge, knowledge, who's got the knowledge? the male contraceptive career.	a pilot study was conducted to explore some initial family planning concerns of men who sought to obtain reproductive health services. in-depth contraceptive histories were obtained by interviewing 30 men attending the men's reproductive health clinic in san francisco over the 1977-1978 period. the men ranged in age between 19-37. the average respondent was white, 27, and single, with some college. respondents included married and divorced men, and black, latin, and european men. the resear ...	1980	12338253
the design and implementation of a regional economic-demographic simulation model.	the management of urban growth patterns in the united states in order to maximize the benefits of public and private investments in urban areas is examined. the authors present "the results of a modelling design effort to link a hybrid regional input-output model to demographic, labor force and energy models for use in planning in the san francisco bay region. extensive use of system feedback is a major component of this research effort. summary results of the model outputs are presented...."	1983	12339260
policy and legislation affecting settlement of the pacific region: an historical comparison of the united states and the ussr.	this paper presents a history of policy and legislation affecting settlement of the far eastern economic region of the ussr, a similar history for the pacific division of the us, and compares the major differences and similarities between the policies and legislation of these 2 nations with respect to settlement of what are now the pacific territories of the 2 nations. by policy regarding settlement is meant legislation intentionally designed to acquire sovereignty and then populate a region wi ...	1984	12340266
the distribution of population and employment in a polycentric city: the case of los angeles.	"the distribution of population and employment in metropolitan los angeles in 1970 and 1980 is examined in this paper. population continued to disperse in the 1970s, whereas the geographical distribution of employment combined job clustering around a few major employment centers with a high degree of general job dispersion. in los angeles polycentrism has been associated with shorter work trips, particularly intracounty trips in the more peripheral counties." population data are for 2,403 com ...	1986	12340568
discretionary power: challenges to the use of student fees for abortion services.	some university and college students object to paying mandatory fees which are used to provide a wide array of student-related services. specifically, they object to the institution using a portion of the fees to provide abortions and abortion-related services in the university health services. students who reject abortion on religious grounds claim that their 1st amendment rights are violated when they are required to pay these fees as a condition of matriculation at the institution. should ...	1991	12343977
sink or swim: population pressures threaten the nation's water.	since 1974, water in the us has been regulated through federal statutes such as the clean water act and the safe drinking water act, which set standards for water quality. usage regulations vary by state. the states of texas, arizona, kansas, and iowa use the "right to capture" as the basis of usage. this means any one can draw as much water as desired without cost or consideration for others' needs. this unrestricted use of water has resulted in the siphoning off of water from the colorado rive ...	1995	12346511
california federal savings and loan association v. guerra, 13 january 1987.	the plaintiff employer and other similar employers challenged the constitutionality of a california law that required employers to provide female employees with up to four months unpaid pregnancy leave with reinstatement in the same or a substantially similar job. they claimed that the law was preempted by title vii of the civil rights act of 1964 because the 1964 act, as amended by the pregnancy discrimination act of 1978, required absolute neutrality in the treatment of pregnant employees wit ...	1987	12346800
bitter melon therapy: an experimental treatment of hiv infection.	people in asia often use a medicinal plant, bitter melon (mamordica charantia), to treat various diseases (e.g., malaria). it has anti-viral, anti-tumor, and immune system boosting properties. some asians, especially filipinos, eat bitter melon. they believe that bitter melon cleanses the blood and boosts the immune system. rural filipino midwives place a strong bitter melon extract in a newborn's mouth to activate the immune system. an hiv-infected man in california uses bitter melon thera ...	1995	12346831
scale effects in international migration to the united states.	this study concerns regional variability in flows of international migration to the united states. specifically, the author focuses on "the geographic concentration of flows by examining the variation in the characteristics of the flows to the largest immigrant states. the flows are analysed by country of origin and by age, skill levels and labour force participation. the paper also examines flows at a finer scale to counties within the largest receiving state, california. just as across states ...	1996	12347667
persistence and amplification of st. louis encephalitis virus in the coachella valley of california, 2000-2001.	the introduction of a st. louis encephalitis virus (sle) genotype new to southeastern california during 2000 was followed by focal enzootic amplification in the coachella valley that was detected by seroconversions of 29 sentinel chickens in five of nine flocks of 10 chickens each, isolations of virus from 30 of 538 pools of 50 culex tarsalis coquillett females, and collection of 30 positive sera from 2,205 wild birds. this sle strain over wintered successfully and then amplified during the summ ...	2002	12349864
$215,000 to be repaid for hiv tests done without approval.		2002	12360972
[juvenile myoclonic epilepsy in chromosome 6p12: clinical and genetic advances].	amongst idiopathic generalized epilepsies, juvenile myoclonic epilepsy (jme) is the most common, accounting for 12% to 30% of all epilepsies in the western world. classic jme consists of awakening myoclonias, grand mal convulsions and eeg 4 to 6 hz polyspike waves that appear in adolescence. probands and affected family members do not have pyknoleptic 3hz spike and wave absences. however, in 10 to 30% of patients, rare or spanioleptic polyspike wave absences appear. in 1988,1995,1996,we mapped ...	2002	12389199
standardization of clinical cholinesterase measurements.	previous studies showed that commonly used kits for measuring cholinesterases were not optimal for determining acetylcholinesterase (ache) activity. clinical use of different kits and methodologies resulted in ache levels being reported in different units and activities that were not reproducible among laboratories. findings such as these led to a revision in california regulations (covering ache measurements for pesticide worker safety) calling for clinical laboratories to standardize their fin ...	2002	12396684
can we protect everybody from drinking water contaminants?	dozens of chemicals, both natural and manmade, are often found in drinking water. some, such as the natural contaminants uranium and arsenic, are well-known toxicants with a large toxicology database. other chemicals, such as methyl tertiary-butyl ether (mtbe) from leaking fuel tanks, we learn about as we go along. for still others, such as the alkyl benzenes, there are very little available data, and few prospects of obtaining more. in some cases, chemicals are purposely added to drinking water ...	2002	12396685
q fever--california, georgia, pennsylvania, and tennessee, 2000-2001.	q fever is a zoonotic disease caused by the bacterium coxiella burnetii. the most common reservoirs are domesticated ruminants, primarily cattle, sheep, and goats. humans acquire q fever typically by inhaling aerosols or contaminated dusts derived from infected animals or animal products. its highly infectious nature and aerosol route of transmission make c. burnetii a possible agent of bioterrorism. although up to 60% of initial infections are asymptomatic, acute disease can manifest as a relat ...	2002	12403408
heterogeneity and seroprevalence of a newly identified avian hepatitis e virus from chickens in the united states.	we recently identified and characterized a novel virus, designated avian hepatitis e virus (avian hev), from chickens with hepatitis-splenomegaly syndrome (hs syndrome) in the united states. avian hev is genetically related to but distinct from human and swine hevs. to determine the extent of genetic variation and the seroprevalence of avian hev infection in chicken flocks, we genetically identified and characterized 11 additional avian hev isolates from chickens with hs syndrome and assessed th ...	2002	12409397
care of injection drug users with soft tissue infections in san francisco, california.	illicit injection drug use results in serious soft tissue infections that are the number one nonpsychiatric reason for admission to san francisco general hospital (sfgh), san francisco, calif.	2002	12413304
when medi-cal says 'no' to serostim.		2002	12422825
phase i pharmacodynamic study of time and sequence dependency of hydroxyurea in combination with gemcitabine: a california cancer consortium trial.	preclinical studies in our laboratory have demonstrated that prior exposure to hydroxyurea increases the percentage of cells in s phase, enhancing the cytotoxicity of subsequent gemcitabine treatment in human oropharyngeal kb cells. to evaluate the clinical implications of this time- and sequence-dependent potentiation, we performed a phase i trial of hydroxyurea given over 24 h followed by a 30-min infusion of gemcitabine in weeks 1 and 2 of a 3-week cycle. the dose of hydroxyurea was fixed at ...	2002	12439592
computers in the elementary school classroom.	children now use computers throughout their education. as schools have focused on purchasing computers and providing internet access, there has been little consideration of ergonomics. even if educators and school administrators acknowledge students would benefit from better ergonomics, they may assume it is too expensive or not know where to begin. this paper describes one process used to implement low cost ergonomic improvements and provide training for teachers, staff and students in an eleme ...	2002	12441568
human exposure following mycobacterium tuberculosis infection of multiple animal species in a metropolitan zoo.	from 1997 to 2000, mycobacterium tuberculosis was diagnosed in two asian elephants (elephas maximus), three rocky mountain goats (oreamnos americanus), and one black rhinoceros (diceros bicornis) in the los angeles zoo. dna fingerprint patterns suggested recent transmission. an investigation found no active cases of tuberculosis in humans; however, tuberculin skin-test conversions in humans were associated with training elephants and attending an elephant necropsy.	2002	12453358
contaminant concentrations in sport fish from san francisco bay, 1997.	in 1997, seven sport fish species were sampled from seven popular fishing areas in san francisco bay. mercury exceeded a human health screening value in 44 of 84 (52%) samples. all collected samples of leopard shark and striped bass exceeded the mercury screening value of 0.23 microg/g wet weight. pcbs exceeded the screening value in 51 of 72 (71%) samples. ddt, chlordane, and dieldrin, had lower numbers of samples above screening values: 16 of 72 (22%) for ddt, 11 of 72 (15%) for chlordanes, an ...	2002	12474973
a cluster of escherichia coli o157: nonmotile infections associated with recreational exposure to lake water.	to identify cases and determine risk factors for an outbreak of escherichia coli (e. coli) o157: nonmotile (nm) infections in children attending a summer day care program in california.	2002	12477920
the cost of doing business: cost structure of electronic immunization registries.	to predict the true cost of developing and maintaining an electronic immunization registry, and to set the framework for developing future cost-effective and cost-benefit analysis.	2002	12479497
comparative risk analysis of six volatile organic compounds in california drinking water.	the widespread use and storage of volatile organic compounds (vocs) in the united states has led to releases of these chemicals into the environment, including groundwater sources of drinking water. many of these vocs are commonly found in public drinking water supplies across the nation and are considered by state or federal agencies to be potentially carcinogenic to humans. in this paper, we evaluate the detection frequencies, detected concentrations, and relative cancer risks of six vocs in d ...	2002	12487291
increases in fluoroquinolone-resistant neisseria gonorrhoeae--hawaii and california, 2001.	neisseria gonorrhoeae is a major cause of pelvic inflammatory disease, ectopic pregnancy, and infertility, and it can facilitate human immunodeficiency virus (hiv) transmission. gonorrhea is the second most frequently reported communicable disease in the united states, with 361,705 reported cases in 2001. during the 1980s, gonococcal resistance to penicillin and tetracycline became widespread; as a result, cdc recommended using cephalosporins as first-line treatment for gonorrhea. since 1993, cd ...	2002	12487525
rabies surveillance in the united states during 2001.	during 2001, 49 states and puerto rico reported 7,437 cases of rabies in nonhuman animals and 1 case in a human being to the centers for disease control and prevention, an increase of < 1% from 7,364 cases in nonhuman animals and 5 human cases reported in 2000. more than 93% (6,939 cases) were in wild animals, whereas 6.7% (497 cases) were in domestic species (compared with 93.0% in wild animals and 6.9% in domestic species in 2000). the number of cases reported in 2001 increased among bats, cat ...	2002	12494966
antibiotic susceptibilities of anaplasma (ehrlichia) phagocytophilum strains from various geographic areas in the united states.	we tested the antibiotic susceptibilities of eight strains of anaplasma phagocytophilum (the agent of human granulocytic ehrlichiosis) collected in various geographic areas of the united states, including minnesota, wisconsin, california, and new york. the results are homogeneous and show that doxycycline, rifampin, and levofloxacin are the most active antibiotics against these strains in vitro.	2003	12499227
psychological distress following urban earthquakes in california.	during and following a disaster caused by a natural event, human populations are thought to be at greater risk of psychological morbidity and mortality directly attributable to increased, disaster-induced stress. drawing both on the research of others and that conducted at the center for public health and disaster relief of the university of california-los angeles (ucla) following california earthquakes, this paper examines the extent to which research evidence supports these assumptions. follow ...	2002	12500731
protective association of genetic variation in alcohol dehydrogenase with alcohol dependence in native american mission indians.	two alcohol dehydrogenase genes (adh2 and adh3 on chromosome 4) and one aldehyde dehydrogenase gene (aldh2 on chromosome 12) exhibit functional polymorphisms. the goal of this study was to determine whether any associations exist between the adh2, adh3, and aldh2 polymorphisms and alcohol dependence in a group of native americans. an additional goal was to determine if any associations exist between these polymorphisms and the endophenotype, maximum number of drinks ever consumed in a 24-hour pe ...	2003	12505800
spatial analysis of yersinia pestis and bartonella vinsonii subsp. berkhoffii seroprevalence in california coyotes (canis latrans).	zoonotic transmission of sylvatic plague caused by yersinia pestis occurs in california, usa. human infections with various bartonella species have been reported recently. coyotes (canis latrans) are ubiquitous throughout california and can become infected with both bacterial agents, making the species useful for surveillance purposes. this study examined the geographic distribution of 863 coyotes tested for y. pestis and bartonella vinsonii subsp. berkhoffii serologic status to gain insight int ...	2003	12507856
determinants of longer time from hiv result to enrollment in publicly funded care and treatment in california by race/ethnicity and behavioral risk.	the early intervention program (eip) is california's publicly funded human immunodeficiency virus (hiv) care and treatment program with 30 sites throughout the state. our objective for this study was to examine the number of days from first hiv-positive result until enrollment into eip by race/ethnicity, behavioral risk, and other characteristics, with data from clients who enrolled in an eip site after the availability of highly active antiretroviral therapies. for model i, logistic regression ...	2002	12513904
lessons from the polybrominated diphenyl ethers (pbdes): precautionary principle, primary prevention, and the value of community-based body-burden monitoring using breast milk.	levels of chemicals in humans (body burdens) are useful indicators of environmental quality and of community health. chemical body burdens are easily monitored using breast milk samples collected from first-time mothers (primiparae) with infants 2-8 weeks of age. currently, there is no body-burden monitoring program using breast milk in the united states, although ad hoc systems operate successfully in several european countries. in this article we describe the value of such monitoring and impor ...	2003	12515688
the ucsc genome browser database.	the university of california santa cruz (ucsc) genome browser database is an up to date source for genome sequence data integrated with a large collection of related annotations. the database is optimized to support fast interactive performance with the web-based ucsc genome browser, a tool built on top of the database for rapid visualization and querying of the data at many levels. the annotations for a given genome are displayed in the browser as a series of tracks aligned with the genomic seq ...	2003	12519945
adult blood lead epidemiology and surveillance--united states, 1998-2001.	elevated blood lead levels (blls) in adults can damage the cardiovascular, central nervous, reproductive, hematologic, and renal systems. the majority of cases are workplace-related. u.s. department of health and human services recommends that blls among all adults be reduced to < 25 microg/dl. the highest bll acceptable by standards of the u.s. occupational safety and health administration is 40 microg/dl. the mean bll of adults in the united states is < 3 microg/dl.	2002	12528812
state medical marijuana laws: understanding the laws and their limitations.	significant attention has been given to the debate regarding allowances for medical marijuana use since the 1996 california and arizona ballot initiatives. state medical marijuana allowances, however, have existed since the mid-1970s. much of the current debate stems from confusion about the various ways states approach the issue. in this paper, we present original legal research on current state medical marijuana laws identifying four different ways states statutorily enable the medical use of ...	2002	12532682
the u.s.-mexico border infectious disease surveillance project: establishing bi-national border surveillance.	in 1997, the centers for disease control and prevention, the mexican secretariat of health, and border health officials began the development of the border infectious disease surveillance (bids) project, a surveillance system for infectious diseases along the u.s.-mexico border. during a 3-year period, a binational team implemented an active, sentinel surveillance system for hepatitis and febrile exanthems at 13 clinical sites. the network developed surveillance protocols, trained nine surveilla ...	2003	12533288
personal awareness of domestic violence: implications for health care providers.	to estimate how many californians know a victim of domestic violence, to examine their knowledge of certain characteristics of the violence, and to estimate and examine such knowledge among specific demographic groups.	2003	12553637
acute epiglottis in adults.	acute epiglottitis can be a serious life-threatening disease because of its potential for sudden upper airway obstruction. it is a well-recognised entity in children but it is uncommon in adults and therefore is often misdiagnosed. in this retrospective study we present twelve cases of acute epiglottitis in adults. the diagnosis was made by visualisation of the epiglottis using fibreoptic laryngoscopy. the illness was managed using a standardised management protocol (see appendix). the most freq ...	2002	12557859
end-of-life care for a man with developmental disabilities.	science can artificially maintain many essential life functions. does such care prolong life or dying?	2003	12583651
epidemiology of mycobacterium bovis disease in san diego county, 1994-2000.	local public health department.	2003	12588020