نتایج جستجو برای: 3h

تعداد نتایج: 19561  

Journal: :Environmental Earth Sciences 2023

Land subsidence has to be controlled under global climate change and sea level rising for coastal megacities. caused by lowering groundwater during underground excavation become a dominant influence factor land urbanization city renewal. How manage the induced foundation pit dewatering (FPD) on an urban scale was urgent. Shanghai selected as research background. A drawdown double control (SDDC)...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان - دانشکده علوم 1389

ایزوبنزوفوران-?(3h)-اُن ها (فتالیدها) دسته مهّمی از ترکیبات طبیعی اکسیژن دار هستند که به دلیل خواص بیولوژیکی و پزشکی فراوان, از اهمیّت ویژه ای برخوردار می باشند. علاوه بر کاربردهای دارویی, این ترکیبات به عنوان حد واسط های کلیدی و مهّم در سنتز اغلب هتروسیکل های پیچیده به طور گسترده مورد استفاده قرار می گیرند. نظر به اهمیّت این ترکیبات, تا کنون روش های متنوّعی برای سنتز ایزوبنزوفوران-?(3h)-اُن ها ارائه...

Journal: :Journal of nuclear medicine technology 2012
Eunkyung Park

(123)I-labeled 2β-carbomethoxy-3β-(4-iodophenyl)-N-(3-fluoropropyl)nortropane ((123)I-FP-CIT) was approved for clinical use in 2011 by the Food and Drug Administration. (123)I-FP-CIT is a radioligand for brain dopamine transporter (DAT) imaging that is useful for the differential diagnosis of Parkinson disease (PD) and other diseases that mimic PD. The sensitivity and specificity of (123)I-FP-C...

Journal: :Ukrainian Journal of Physics 2023

Due to the alpha-particle beam interaction with tritium, two-dimensional spectra of tt, t3He, and dd coincidences are obtained using particle-decay spectroscopy from three-particle 3H(α,tt)p, 3H(α,t 3He)n, 3H(α,td)d reactions (Eα = 67.2 MeV). Excitation energies energy widths for seven excited 4He states, as well ratio their different decay modes, namely t + p, n 3He, d d, by Monte Carlo method.

Journal: :iranian journal of pharmaceutical research 0
nb patel vn patel

synthesis of 2-[2-(2,6-dichlorophenyl)amino]phenylmethyl-3-[4-(2-substitutedphenyl-4-oxo-thiazolidinyl)aryl]-6-bromo quinazolin-4(3h)ones via-j have been achieved from the starting material 2-[(2,6-dichlorophenyl)amino] phenylacetic acid i to benzoxazine iii, further reaction with p-phenylindiamine and substituted aromatic aldehyde gave 2-[2-(2,6-dichlorophenyl)amino]phenyl methyl-3-(4-aminoary...

Journal: :Crystals 2021

The crystal structures are reported for two unsubstituted arylnaphthalene lactones, 4-phenylnaphtho[2,3-c]furan-1(3H)-one (2), 9-phenylnaphtho[2,3-c]furan-1(3H)-one (3) and a non-aromatic dihydro arylnaphthene lactone, 3a,4-dihydro-9-phenylnaphtho[2,3-c]furan-1(3H)-one (5). There only minor differences in the geometrical parameters of these structures. However, certain cases, both isomers lacto...

It is well-known that the harsh operational conditions of turbine blades lead to a gradual change in the microstructure of underlying Ni-based superalloy of blades. According to this, a rejuvenation process should be conducted on turbine blades superalloys to recover their microstructures. The first and main step of rejuvenation process is the determination of appropriate solution condition in ...

Journal: :International Journal of Biological and Chemical Sciences 2022

An undescribed phyllocoumarin-3-O-α-L-rhamnopyranoside 8 together with catechin 1, catechin-3-O-α-L-rhamnopyranoside 2, catechin-[7,8-bc]-4β-(3,4-dihydroxyphenyl)-dihydro-2(3H)-pyranon 3, 5-O-trans-p-coumaroylquinic acid 4, trans-p-coumaric 5, catechin-[5,6-e]-4β-(3,4-dihydroxyphenyl)-dihydro-2(3H)-pyranon 6, catechin-[5,6-e]-4α-(3,4-dihydroxyphenyl)-dihydro-2(3H)- pyranon 7, phyllocoumarin 9 a...

Journal: :IUPHAR/BPS guide to pharmacology CITE 2023

The SLC51 organic solute transporter family of transporters is a pair heterodimeric proteins which regulate bile salt movements in the small intestine, duct, and liver, as part enterohepatic circulation [2, 5, 1]. OSTα/OSTβ also expressed steroidogenic cells brain adrenal gland, where it may contribute to steroid sulphate movement [6]. Bile acid transport suggested be facilitative independent s...

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