نتایج جستجو برای: lna

تعداد نتایج: 1766  

2017
Yasunori Uemura Kenji Hagiwara Katsuya Kobayashi

Locked nucleic acid containing antisense oligonucleotides (LNA-ASOs) have the potential to modulate the disease-related gene expression by the RNaseH-dependent degradation of mRNAs. Pulmonary drug delivery has been widely used for the treatment of lung disease. Thus, the inhalation of LNA-ASOs is expected to be an efficient therapy that can be applied to several types of lung disease. Because t...

2011
K. Yousef R. Pokharel A. Allam

This paper presents the design of a 2-16 GHz ultra wide band low noise amplifier (UWB LNA). The proposed LNA has a gain of 11.5 ± 0.85 dB with NF less than 2.82 dB. Good input and output impedance matching, good isolation and linearity are achieved over the operating frequency band. The proposed UWB LNA consumes 18.14 mW of power from 1.8V supply. This UWB LNA is designed and simulated in 0.18 ...

Journal: :Nucleic Acids Research 2005
Elzbieta Kierzek Anna Ciesielska Karol Pasternak David H. Mathews Douglas H. Turner Ryszard Kierzek

The influence of locked nucleic acid (LNA) residues on the thermodynamic properties of 2'-O-methyl RNA/RNA heteroduplexes is reported. Optical melting studies indicate that LNA incorporated into an otherwise 2'-O-methyl RNA oligonucleotide usually, but not always, enhances the stabilities of complementary duplexes formed with RNA. Several trends are apparent, including: (i) a 3' terminal U LNA ...

2018
Andreas Dieckmann Peter H. Hagedorn Yvonne Burki Christine Brügmann Marco Berrera Martin Ebeling Thomas Singer Franz Schuler

The successful development of high-affinity gapmer antisense oligonucleotide (ASO) therapeutics containing locked nucleic acid (LNA) or constrained ethyl (cEt) substitutions has been hampered by the risk of hepatotoxicity. Here, we present an in vitro approach using transfected mouse fibroblasts to predict the potential hepatic liabilities of LNA-modified ASOs (LNA-ASOs), validated by assessing...

2017
M. M. Khanapurkar H. Karrari H. F. Baghtash

This paper exhibits an examination, configuration, design to measure nonlinear characteristics of low noise amplifier(LNA) furthermore investigation, assess those estimations in the AWR microwave office Tool. A large portion of the critical aspects of LNA will be in linear measurements and which is composed, designed and simulated for the ultra LNA from 3GHz to 10GHz. In this proposed work the ...

Journal: :Journal of lipid research 2007
Miki Igarashi James C DeMar Kaizong Ma Lisa Chang Jane M Bell Stanley I Rapoport

We quantified incorporation rates of plasma-derived alpha-linolenic acid (alpha-LNA, 18:3n-3) into "stable" liver lipids and the conversion rate of alpha-LNA to docosahexaenoic acid (DHA, 22:6n-3) in male rats fed, after weaning, an n-3 PUFA-adequate diet (4.6% alpha-LNA, no DHA) or an n-3 PUFA-deficient diet (0.2% alpha-LNA, no DHA) for 15 weeks. Unanesthetized rats were infused intravenously ...

Journal: :Hypertension 1993
J Dananberg R S Sider R J Grekin

To study the hemodynamic and metabolic effects of chronic inhibition of endothelium-derived nitric oxide, we treated conscious rats with an oral solution of N omega-nitro-L-arginine (LNA), an inhibitor of nitric oxide production by endothelial cells. After 3 days of treatment with 2.74 mM LNA, rats had higher blood pressures (136 +/- 5 versus 113 +/- 3 mm Hg, p < 0.0005) than did the control an...

2016
Makoto Ikenaga Masakazu Tabuchi Tomohiro Kawauchi Masao Sakai

The simultaneous extraction of host plant DNA severely limits investigations of the community structures of plant-associated fungi due to the similar homologies of sequences in primer-annealing positions between fungi and host plants. Although fungal-specific primers have been designed, plant DNA continues to be excessively amplified by PCR, resulting in the underestimation of community structu...

2011
Alpana Adsul

An Ultra Wide Band CMOS Low Noise Amplifier (LNA) design is presented in this paper. Due to low power consumption and extremely high data rates the UWB system is bound to be popular in the end user market. The LNA is the first stage after antenna in an UWB transceiver. The LNA is accountable for providing enough gain to the signal with the bare minimum distortion. In this work we have designed ...

2003
Jongrit Lerdworatawee Won Namgoong

A design methodology for wideband CMOS low noise amplifier (LNA) with source degeneration is presented. By allowing an arbitrary source degeneration and employing a general input matching network, the minimum noise figure of the proposed wideband CMOS LNA can be made independent of the transistor width by properly choosing the source degeneration reactance. This result shows that the proposed t...

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