4,570 research outputs found

    New Soybean Varieties

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    Several new soybean varieties have been released during the past few months. Many have appeared in the Uniform Soybean Nurseries at Henderson or Fulton as number strains or named varieties. The following abbreviated descriptions may be of help in comparing these newer releases with more widely known material

    Notice of Release of Custer Soybean

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    The Crops Research Division, Agricultural Research Service, and the cooperators listed above announce the release of a new phytophthora and cyst nematode-resistant soybean variety named Custer. Custer is the second cyst nematode-resistant variety to be released. It is earlier than the previously released variety Pickett

    Gambaran Makroskopik Dan Mikroskopik Otak Besar Pada Hewan Coba Postmortem

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    : Most brain cells belong to pyramidal cells which are very sensitive toward conditions that cause cell death. This study was aimed to obtain macroscopic and microscopic postmortem changes of the brain according to time variations up to 48 hours. This study was conducted at Histology Laboratorium, Medical Faculty of Sam Ratulangi University, Manado. Two domestic pigs weighing 20 kg were used as models. Macroscopic and microscopic observations were done at certain interval times. The results showed that at 16 hours postmortem, the brain looked pale, its consistency became softer and watery, and the inner part would crumble under touch. At 44 hours postmortem most of the brain became watery which was complete at 48 hours postmortem. Microscopic observations were done on brain samples at time intervals, as follows: 1 hour, 2 hours, 3 hours, 4 hours, 5 hours, 6 hours, 9 hours, 10 hours, 12 hours, 14 hours, 16 hours, 18 hours, 20 hours, 22 hours, and 24 hours postmortem. The earliest microscopic change was observed at 3 hours postmortem as the enlargement of clear zones around the pyramidal cells. At 7 hours postmortem, the pyramidal cells became flattened, darker, and shorter. At 18 hours postmortem, the pyramidal cells underwent fragmentation, and at 24 hours postmortem they became lysis leaving empty spaces. Conclusion: All parts of the brain became watery at 48 hours postmortem. The microscopic changes were the enlargemnet of clear zones around the pyramidal cells, the cells became darker, flattened, and shorter, underwent fragmentation and lysis leaving empty spaces

    Giant Molecular Clouds are More Concentrated to Spiral Arms than Smaller Clouds

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    From our catalog of Milky Way molecular clouds, created using a temperature thresholding algorithm on the Bell Laboratories 13CO Survey, we have extracted two subsets:(1) Giant Molecular Clouds (GMCs), clouds that are definitely larger than 10^5 solar masses, even if they are at their `near distance', and (2) clouds that are definitely smaller than 10^5 solar masses, even if they are at their `far distance'. The positions and velocities of these clouds are compared to the loci of spiral arms in (l, v) space. The velocity separation of each cloud from the nearest spiral arm is introduced as a `concentration statistic'. Almost all of the GMCs are found near spiral arms. The density of smaller clouds is enhanced near spiral arms, but some clouds (~10%) are unassociated with any spiral arm. The median velocity separation between a GMC and the nearest spiral arm is 3.4+-0.6 km/s, whereas the median separation between smaller clouds and the nearest spiral arm is 5.5+-0.2 km/s.Comment: 11 pages, 3 figure

    Gambaran Makroskopik Dan Mikroskopik Ureter Pada Hewan Coba Postmortem

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    : Postmortem changes provide a lot of valuable information about the time, causes, and mechanisms of death. This study was aimed to obtain an overview of the macroscopic and microscopic postmortem changes of ureter at several time intervals during 48 hours postmortem. This was a descriptive study using pigs as samples. The results showed that macroscopic postmortem changes of ureters began to appear at 5 hours postmortem marked by changes in color, consistency, and length of the ureters. Meanwhile, the microscopic postmortem changes of the ureters began to appear at 4 hours postmortem characterized by congestion, however, the transitional epithelial cell could be identified. At 5 hours postmortem, a number of transitional cells showed pycnotic nuclei. At 15 hous postmortem, the transitional layer began to detach from the lamina propria; cells with pycnotic nuclei increased in number. At 30 hours postmortem, the transitional layer was detached from the lamina propria and in general the structure of ureter layers could not be identified. Conclusion: Macroscopic changes in color, consistency and length of ureter could be observed the earliest at 5 hours postmortem Microscopic changes could be identified at 4 hours postmortem characterized by congestion, however, the transitional cells could be idemtified. At 5 hours postmortem, the early necrosis of transitional cells occured. At 30 hours postmortem the structure of ureter layers could not be identified

    Microwave Spectroscopy

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    Contains reports on three research projects.United States Army Signal Corps (Contract DA36-039-sc-87376

    Pengaruh Latihan Zumba Terhadap Kadar Kolesterol High Density Lipoprotein Darah

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    : High density lipoprotein cholesterol (HDL) is a heterogeneous class of lipoproteins with density 1063 - 1:21 g / mL. HDL cholesterol has protective properties to heart because it is able to bind cholesterol and carry it to the liver for excretion. High levels of HDL in the body will increase the protection against coronary heart disease. One way to increase HDL cholesterol levels is by doing physical activity. This study have a purpose to find out the influence of zumba exercise on hemoglobin levels. Methods: This study is experimental with one group pre and post test design, that criteria includes are normal Body Mass Index, sedentary people, not consuming HDL booster supplements and not have bone abnormalities. Subjects were a total of 20 female students class of 2013 at the Medical Faculty of Nursing Science of Sam Ratulangi University. Subjects participated in exercise program three times per week for 2 weeks total exercise with duration of one hour. The HDL levels were examined before and after zumba exercise during two weeks. Data was analyzed by paired t test using SPSS. Result: Based on the research that has done from 20 subjects were obtained result in increase on HDL levels after zumba exercise for two weeks. Conclusion: Zumba exercise can increase cholesterol high density lipoprotein levels

    Pengaruh Senam Poco-poco Terhadap Kadar Trigliserida Darah

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    : A common form of dyslipidemia is often associated with cardiovascular disease which is hypertriglyceridemia. Triglycerides in the body is mainly used as energy storage for a variety of metabolic processes. Poco-poco gymnastics from North Sulawesi. The purpose of this study is to find out the influence of poco-poco gymnastics to triglyceride blood levels. Methods: This study is experimental using one group pre and post test design, the subjects were 25 female students year 2013 Science and Mathematic Faculty of Pharmacyof Sam Ratulangi University Manado who met the inclusion criterias. Data was analyzed using paired t test. Results: Based on the research that has done from 25 subjects it was obtained that there was a decrease in mean triglyceride levels before and after poco-poco gymnastics for four weeks. However, this decrease was not significant (p=0,366). Conclusion: There was a decrease in triglyceride levels after poco-poco exercises for four weeks but this is not significant

    A prototype ASIC for APD array readout of scintillating plastic fibers

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    We report on the development of custom front-end electronics for use with avalanche photodiode (APD) arrays as part of a NASA technology study for the readout of scintillating plastic fibers. APD arrays featuring 64 1 mm square pixels are used. We demonstrate that a pixel of these APD arrays coupled to relatively thin (0.25 mm) and short (15 cm) scintillating plastic fibers can be used to detect and measure the tracks of even minimum ionizing particles (MIPs). An applicationspecific integrated circuit (ASIC) implementation of the electronics is required to produce a detector sufficiently compact for practical use in a flight experiment featuring many thousands of channels. This paper briefly describes the detector concept and performance and presents the design and performance of a four-channel prototype ASIC fabricated using the 0.35 micron TSMC process
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