نتایج جستجو برای: bcr sequential extraction
تعداد نتایج: 260300 فیلتر نتایج به سال:
Due to its high persistence in soil, oxyfluorfen has negative effects on environmental and human health. To reduce soil contamination impacts non-target organisms, biochar is introduced into soils immobilize sequestrate as a remediation practice. Three types of common China were selected (rice hull, BCR) was added investigate the desorption bioavailability after aging BCR for 0, 1, 3, 6 months....
We retrospectively assessed 117 consecutive hormone-naïve BCR patients who had Ga-PSMA 11 PET/CT (n = 46) or PET/MRI (n = 71) between May 2014 and January 2017. BCR was defined as two PSA rises above 0.2 ng/ml. Two dedicated uro-oncological imaging experts (radiology/nuclear medicine) reviewed separately all images. All results were presented in a blinded sequential fashion to a multidisciplina...
Trace metal elements (TMEs) are among the most important types of pollutants in environment. Therefore, a precise determination these contaminants several environmental components is required for safety assurance living organisms. Spectroscopic analysis an efficient technique employed to detect and determine TME contents numerous samples. Hence, achieve reliable accurate results when using spec...
Human agricultural activities have resulted in widespread land degradation and soil contamination the karst areas. However, effects of reforestation after abandonment on mobility risks heavy metals been rarely reported. In present study, six profiles were selected from cropland abandoned with Puding regions Southwest China. The Community Bureau Reference (BCR) sequential extraction method was u...
Two non-specific sequential extraction methods utilising chemometric data processing (chemometric identification of substrates and element distribution, CISED) have been developed used to determine the physico-chemical partitioning potentially harmful elements (PHE) in certified reference material BCR CRM 701 (lake sediment). A miniaturized centrifugation method which sample was extracted on a ...
The pollution characteristics of Pb, Cd, Zn, Cu and Ni in soil of lead−zinc mining area were studied. The results indicate that the contamination degree followed the sequence of Cd>Pb>Zn>Ni>Cu and concentrations of Pb, Cd and Zn exceeded corresponding limits of the Chinese National Soil Environmental Quality Standard III. The soil was extremely polluted by Cd (Iego=5.26), moderately to heavily ...
Abstract The transformation of technogenic Cu and Zn compounds in technogenically transformed soils (Spolic Technosols) with high very concentrations metals formed at the site a natural tailings pond floodplain Seversky Donets River, main tributary Don River (Rostov oblast, Russia) has been studied. Technosols are compared to an unpolluted meadow-chernozemic soil (Fluvisol) outside impact zone....
The BCR binds antigen for processing and subsequent presentation on MHC II molecules. Polyvalent antigen induces BCR clustering and targeting to endocytic processing compartments, which are also accessed by Ii-MHC II. Here, we report that clustered BCR is able to team up with Ii-MHC II already at the plasma membrane of mouse B-lymphocytes. Colocalization of BCR and Ii-MHC II on the cell surface...
We studied lineage-specific chimerism and minimal residual disease (MRD) in sequential posttransplant samples from 55 patients who underwent unmanipulated (n = 44) or partially T-cell-depleted (n = 11) allogeneic bone marrow transplantation (BMT) for chronic myeloid leukemia (CML). Chimerism was assessed by polymerase chain reaction (VNTR [variable number of tandem repeats]-PCR) analysis in hig...
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