نتایج جستجو برای: mef a

تعداد نتایج: 13431999  

Journal: :Journal of clinical microbiology 2003
Ken B Waites Kellie E Jones Kyung Hyo Kim Stephen A Moser Crystal N Johnson Susan K Hollingshead Eun-Suk Kang Ki Sook Hong William H Benjamin

Macrolide resistance was detected in 64 of 77 (83.1%) Streptococcus pneumoniae isolates from South Korea. Seven (10.9%) isolates contained only mef(A), 32 (50%) contained only erm(B), and 25 (39.1%) contained mef(A) and erm(B). Nineteen isolates containing mef(A) and erm(B) belonged to serotype 19F, and seven isolates were identical to the Taiwan(19F)-14 clone.

Journal: :Biophysical Journal 2009

2010
Jae-Mok Lee Towia A. Libermann Je-Yoel Cho

PURPOSE Bone tissues for clinical application can be improved by studies on osteoblast differentiation. Runx2 is known to be an important transcription factor for osteoblast differentiation. However, bone morphogenetic protein (BMP)-2 treatment to stimulate Runx2 is not sufficient to acquire enough bone formation in osteoblasts. Therefore, it is necessary to find other regulatory factors which ...

Journal: :Biotechnology progress 2008
Laleh Loghavi Sudhir K Sastry Ahmed E Yousef

Moderate electric fields (MEF) have been previously shown to alter the metabolic activity of microbial cells; thus, the effect of frequency and electric field would be of considerable interest. We investigated herein the effects of MEF frequency on microbial growth kinetics and bacteriocin (Lacidin A) production of Lactobacillus acidophilus OSU 133 during fermentation. The following fermentatio...

Journal: :international journal of reproductive biomedicine 0
seyed hassan eftekhar vaghefi nehleh zareii fard zhinoosossadat shahidzadeh seyed noureddin nematollahi-mahani

background: embryonic stem (es) cells are pluripotent cells conventionally isolated from early embryos. studies have shown that es cells serve as a practical model for biomedical studies. objective: the aim of the present study was to optimize culture conditions for establishment of es-like colonies from nmri mouse blastocysts as well as 2-cell stage embryos. materials and methods: both expande...

Journal: :Cell stem cell 2012
Elena Bazzoli Teodoro Pulvirenti Moritz C Oberstadt Fabiana Perna Boyoung Wee Nikolaus Schultz Jason T Huse Elena I Fomchenko Francesca Voza Viviane Tabar Cameron W Brennan Lisa M DeAngelis Stephen D Nimer Eric C Holland Massimo Squatrito

High-grade gliomas are aggressive and uniformly fatal tumors, composed of a heterogeneous population of cells that include many with stem-cell-like properties. The acquisition of stem-like traits might contribute to glioma initiation, growth, and recurrence. Here we investigated the role of the transcription factor myeloid Elf-1 like factor (MEF, also known as ELF4) in gliomas. We found that ME...

2017
S Warrier M Van der Jeught G Duggal L Tilleman E Sutherland J Taelman M Popovic S Lierman S Chuva De Sousa Lopes A Van Soom L Peelman F Van Nieuwerburgh D I M De Coninck B Menten P Mestdagh J Van de Sompele D Deforce P De Sutter B Heindryckx

Until recently, human embryonic stem cells (hESCs) were shown to exist in a state of primed pluripotency, while mouse embryonic stem cells (mESCs) display a naive or primed pluripotent state. Here we show the rapid conversion of in-house-derived primed hESCs on mouse embryonic feeder layer (MEF) to a naive state within 5-6 days in naive conversion media (NCM-MEF), 6-10 days in naive human stem ...

2009
Yongxia Zhang Anatoliy Dragan Chris D. Geddes

In this paper, metal-enhanced fluorescence (MEF) from 6-propionyl-2-dimethylaminonaphthalene (Prodan) in different solvents when placed in close proximity to silver island films (SIFs), surface-deposited nanoparticles, is studied. We observe that MEF is wavelength dependent: the enhanced emission of Prodan on SIFs in different solvents changes from 1.5to 3-fold as compared to a glass control sa...

Journal: :Memorias do Instituto Oswaldo Cruz 2011
Naglaa Mohamed el-Lakkany Sayed Hassan Seif el-Din Abdel-Nasser Abdel-Aal Sabra Olfat Ali Hammam

Praziquantel (PZQ) is currently the only drug widely used for the treatment of schistosomiasis, but the antimalarial drug mefloquine (Mef) possesses interesting antischistosomal properties. Combination therapy with these two drugs has been suggested as a strategy for transmission control, as PZQ is active against adult worms and Mef is active against schistosomula. To examine the efficacy of co...

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