نتایج جستجو برای: clones
تعداد نتایج: 30280 فیلتر نتایج به سال:
The tea green leafhopper, Empoasca flavescens, is a major pest of Camellia sinensis (L.) Kuntze. Until recently, it has mainly been controlled by pesticides, but their use led to high levels toxic residues in plants, which threaten both the environment and human health. Therefore, safer biological control approach needed. Tea plants produce many volatile compounds, different clones differ resis...
Abstract The objective was to evaluate the effect of different levels potassium fertilization on initial growth forage cactus (Nopalea cochenillifera Salm Dyck) clones. experiment lasted six months, arranged in a randomized block design, 5 x 2 factorial scheme, with five (0, 250, 500, 750, and 1,000 kg K2O ha-1) two clones (Little Sweet Giant Sweet), four replicates. One cladode planted per pot...
This study was conducted to estimate genetic relationships among banana clones growing in Turkey via some morphological parameters and two molecular marker systems. In terms of yield such as bunch weight, hand number, fruit total Grand Nain (GN) clone came the forefront with highest values. It followed by Azman (AZ), Dwarf Cavendish (DC), Erdemli Yerli (EY) clones, respectively. To see variatio...
We resolved the relationships between 2 pandemic clones of Vibrio cholerae. Using 26 housekeeping genes, we showed that the US Gulf clone, the Australian clone, and 3 El Tor strains isolated before the seventh pandemic were related to the seventh pandemic clone. The sixth pandemic clone was well separated from them.
Code clones are said to threaten the maintainability of software systems. Changes to one cloned fragment must be propagated to the other fragments, which might increase change effort. Hence, different studies have investigated the stability of cloned code and compared it to the stability of the non-cloned code. However, only open-source systems have been regarded so far. We conducted a study on...
On July 5, 1996, scientists at Scotland’s Roslin Institute succeeded in cloning the first livestock mammal using a somatic cell obtained from an adult animal. To produce Dolly the sheep, researchers replaced the nucleus of an egg with a nucleus isolated from the udder of a six-year old sheep. Roslin Institute announced Dolly’s birth in early 1997. The news incited visions of herds of cloned ani...
garlic (allium sativum l.) as one of the most valuable industrial and pharmaceutical plants has been studied from many aspects because of its importance. but there is not any sufficient and reliable information about its distribution and classification. so its types are categorized according to traditional, local or geographical names or some visual traits. the most important reason is the ster...
introduction: while human endothelial progenitor cells (epcs) have been a subject of somehow extensive investigation, epcs from adult mouse hematopoietic system were poorly studied. present investigation is focused on fvb mouse endothelial progenitor cells in terms of their isolation, purification, and expansion. materials and methods: mononuclear cells collected from murine peripheral blood we...
T-cell clones were established from Mycobacterium tuberculosis-immunized mice. These clones had the phenotype Thy-1+ L3T4+ Lyt-2- and were restricted by the H-2I-A locus. After antigen stimulation, the T-cell clones secreted interleukin-2 and gamma interferon. Factors produced by these T-cell clones activated normal bone marrow macrophages for antimycobacterial activity in vitro. Furthermore, t...
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