Control and Regulation of Gene Expression

Regulation of gene expression in tissue engineering, differentiation and bone regeneration of ossifying stem cells

Cells that make up the bodychr('39')s tissues are usually three-dimensional architecture, the threedimensional culture system enables cells to create natural and in vivo interactions which is an ideal environment for 3D (Three-dimensional) cell growth and issues such as exchange of similar food exchanges inside Capillary in living tissue. In tissue engineering discussion, cell scaffolding is hi...

Gene Expression and Regulation

Regulation of Gene Expression

For all living cells, regulation of gene expression by extracellular signals is a fundamental mechanism of development, homeostasis, and adaptation to the environment. Indeed, the ultimate step in many signal transduction pathways is the modification of transcription factors that can alter the expression of specific genes. Thus, neurotransmitters, growth factors, and drugs are all capable of al...

Regulation of Gene Expression

 Both prokaryotes and eukaryotes alter their patterns of gene expression in response to changes in environmental conditions.  In multicellular eukaryotes, each cell type contains the same genome but expresses a different subset of genes.  During development, gene expression must be carefully regulated to ensure that the right genes are expressed only at the correct time and in the correct pl...

the relationship between locus of control, efl reading and writing achievement, and use of language learning strategies

تاثیر منبع کنترل رفتار بر روی موفقیت تحصیلی زبان آموزان انگلیسی بندرت در ایران ارزیابی شده است. هدف این تحقیق ارزیابی رابطه بین منبع کنترل رفتار زبان آموزان انگلیسی و موفقیت آنها در مهارت های خواندن و نوشتن زبان انگلیسی است. محقق همچنین رابطه بین منبع کنترل رفتار و راهبردهای یادگیری زبان انگلیسی را در این تحقیق جستجو می کند. بدین منظور محقق ابتدا نسخه فارسی پرسشنامه منبع کنترل رفتار (duttweiler...