نتایج جستجو برای: and 7128 t ha

تعداد نتایج: 16972887  

Increasing attention is being paid to use of organic fertilizers such as manure and vermicompost which can increased yield and protect the environment. Replacing chemical fertilizers with manures has the benefit of low production cost and imparts beneficial effects on soil. Then an experiment was conducted during 2013 to measure effects of organic fertilizers on essential oil of dill (Anethum g...

2011
M. M. Islam Nik M. Majid M. G. Miah Mustaque Ahmed

The effect of organic manure and chemical fertilizers on vegetable crops and soil properties in the radish-stem amaranth-Indian spinach cropping pattern was studied in a homestead area of Gazipur district in Bangladesh. There were eight treatments poultry manure (PM) 5 t ha (T1), cowdung (CD) 10 t ha -1 (T2), household waste (HW) 10 t ha -1 (T3), PM 2.5 t ha -1 + reduced RDF (recommended dose o...

Journal: :چغندرقند 0
محمدرضا ملک زاده مربی پژوهشی مؤسسه تحقیقات گیاهپزشکی کشور

in order to improve the efficiency of irrigation systems and investigate their impact on the pest population levels, furrow and sprinkler irrigation systems were compared in sugar beet fields. in this study, three different fields were chosen and irrigated by one of the furrow, classic and center pivot irrigation systems.  in each field, 20 plots were randomly selected of which 10 plots were ma...

Journal: :Journal of immunology 2000
A J Adler C T Huang G S Yochum D W Marsh D M Pardoll

In vitro studies have suggested that tolerance induction (i.e., anergy) is associated with an inability of T cells to proliferate vigorously upon Ag recognition. In vivo, the relationship between T cell proliferation and tolerance induction is less clear. To clarify this issue, we have been studying a model system in which naive CD4+ T cells specific for the model Ag hemagluttinin (HA) are adop...

Journal: :avicenna journal of medical biotechnology 0

background: atp-binding cassette transporter a1 (abca1) is a membrane integral protein which plays a vital role in high density lipoprotein (hdl) metabolism and exerts a protective effect against hypoalphalipoproteinemia (ha) by mediation of rate-limiting step in hdl biogenesis. in addition, this protein possesses anti-inflammatory effects by inhibiting the production of some inflammatory cytok...

Journal: :Blood 2006
Gilles Marodon Sylvain Fisson Béatrice Levacher Monique Fabre Benoît L Salomon David Klatzmann

Immune tolerance to self-antigens is established during lymphocyte differentiation in the thymus, but a simple means to induce antigen-specific tolerance in the thymus is still elusive. We show here that intrathymic injection of a lentiviral vector expressing the hemagglutinin antigen (HA) in TCR-HA transgenic mice resulted in negative selection of HA-specific effector T cells and sustained pos...

Journal: :Journal of environmental management 2002
Hyun-Kil Jo

Carbon dioxide is an important greenhouse gas and a major agent of climate change. This study quantified carbon (C) emissions from energy consumption and C storage and uptake by greenspace for three cities in middle Korea: Chuncheon, Kangleung, and Seoul. Carbon emissions were estimated using C emission coefficients for fossil fuels consumed. Carbon storage and uptake by woody plants were compu...

Journal: :Haematologica 2012
Pauline Meij Inge Jedema Menno A W G van der Hoorn Rian Bongaerts Linda Cox Amon R Wafelman Erik W A Marijt Roel Willemze J H Frederik Falkenburg

Since HA-1-specific T cells have been shown to make a significant contribution to the clinical responses in patients with relapsed leukemia, we investigated the feasibility of adoptive transfer of in vitro induced HA-1-specific CD8 positive T cells to patients with relapsed leukemia after allogeneic stem cell transplantation. The in vitro generation of clinical grade HA-1-specific T-cell lines ...

Journal: :Diabetes 2005
Dunja Bruder Astrid M Westendorf Wiebke Hansen Silvia Prettin Achim D Gruber Yingjie Qian Harald von Boehmer Karsten Mahnke Jan Buer

Targeting of antigens to immature dendritic cells has been shown to result in antigen-specific T-cell tolerance in vivo. In the INS-HA/TCR-HA transgenic mouse model for type 1 diabetes, we tested the potential of the dendritic cell-specific monoclonal antibody DEC-205 conjugated to the hemagglutinin (HA) antigen (DEC-HA) to prevent disease onset. Whereas untreated INS-HA/TCR-HA mice all develop...

2017
Shabnam Alam Cory Chan Xing Qiu Ian Shannon Chantelle L White Andrea J Sant Jennifer L Nayak

A hallmark of the immune response to influenza is repeated encounters with proteins containing both genetically conserved and variable components. Therefore, the B and T cell repertoire is continually being remodeled, with competition between memory and naïve lymphocytes. Our previous work using a mouse model of secondary heterosubtypic influenza infection has shown that this competition result...

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