scholarly journals Mouse model of DNCB-induced atopic dermatitis

2017 ◽  
Vol 12 (2) ◽  
pp. 30
Author(s):  
Alshammari Fanar Hamad ◽  
Jong-Hun Han ◽  
Irfan Ahmad Rather

<p>Atopic dermatitis is a skin disease characterized by allergic skin inflammation, redness and itching. The animal model is necessary to find out new drugs. The DNCB-induced animal model of atopic dermatitis includes the following steps: 1) Selection of animals; 2) Shaving of dorsal skin; 3) Applying DNCB once in 24 hours for three days; 4) Monitoring the development of atopy on day 4 post DNCB application. Further, the efficacy of reference drug can be determined by applying on the atopy skin, depends on the nature and aim of the work.</p><p><strong>Video Clip of Methodology</strong>: 8 min   <a href="https://www.youtube.com/v/XbFt1bOnulc">Full Screen</a>   <a href="https://www.youtube.com/watch?v=XbFt1bOnulc">If Failed</a></p>

2016 ◽  
Vol 11 (4) ◽  
pp. 849 ◽  
Author(s):  
Irfan Ahmad Rather ◽  
Vivek K. Bajpai ◽  
Jonghun Han ◽  
Gyeong-Jun Nam

<p>Psoriasis is a skin disorder characterized by skin inflammation and plaques. Induction of psoriasis in animal model include following steps: a) Selection of animal model, b) Hair removing from the back or ear, c) treatment of skin with Aldara, a cream containing 5% imiquimod and d) Observation. Imiquimod-induced skin inflammation in animal model resembles with psoriasis.</p><p><strong>Video Clip:</strong></p><p><a href="https://youtube.com/v/QY-RESHbH-U">Psoriaisis-like skin:</a> 9 min 10 sec</p>


2009 ◽  
Vol 7 (5) ◽  
pp. 48-57
Author(s):  
A V Kudryavtseva

The article analyzes the results obtained by modern Russian and foreign researchers who focused on the pathogenic factors responsible for the appearance and the development of atopic dermatitis. The reasons for skin dryness appearance, the mechanisms of itch development, the immune system role in allergic skin inflammation: the involvement of lymphocytes, antigen presenting sells, mast cells, basophiles and eosinophiles into the pathological process have been thoroughly observed. The causes contributing to atopic dermatitis development and triggering disease aggravation have been described.


2020 ◽  
Vol 219 ◽  
pp. 108556
Author(s):  
Juan Manuel Leyva-Castillo ◽  
Haifa H. Jabara ◽  
Joerg Wenzel ◽  
Alex McGurk ◽  
Daniel Wong ◽  
...  

2011 ◽  
Vol 8 (6) ◽  
pp. 3-11
Author(s):  
N N Shershakova ◽  
A A Babakhin ◽  
O G Elisyutina ◽  
M R Khaitov ◽  
N N Shershakova ◽  
...  

Atopic dermatitis (AD) is characterized by allergic skin inflammation. A hallmark of AD is dry itchy skin due, at least in part, to defects in skin genes that are important for maintaining barrier function. The pathogenesis of AD remains incompletely understood. A number of mouse models of AD have been developed. This review discusses these models and emphasizes the role of mechanical skin injury and skin barrier dysfunction in eliciting allergic skin inflammation. Also, we describe various approaches to the treatment of atopic dermatitis, the latest of which is the introduction of siRN A. Development of drugs based on siRN A using functional peptides is a promising area of research in allergology.


2017 ◽  
Vol 12 (2) ◽  
pp. 25 ◽  
Author(s):  
Aamer Saeed ◽  
Danish Shahzad ◽  
Fayaz Ali Larik ◽  
Pervaiz Ali Channar ◽  
Haroon Mahfooz ◽  
...  

<p>A series of 4-aryl-2,6-dimethyl-3,5-bis-N-(aryl)-carbamoyl-1,4-dihydropyri-dines 6a-6h were prepared by using the one-pot three component synthetic method. The target compounds 6a-6h were synthesized by reacting two molar equivalents of ketone functionality and one mole of aromatic aldehydes in ammonium acetate to obtain the desired products. The structures of newly synthesized compounds were characterized by FT-IR, 1H-NMR, 13C-NMR, and elemental analysis. All the synthesized compounds were screened for their elastase inhibition and antioxidant activity. Almost all of the com-pounds 6a-h showed good to excellent activities against elastase enzyme more than the reference drug. Compounds 6d and 6b at 0.2 ± 0.0 µM and 0.2 ± 0.0 µM were found to most potent derivatives against elastase enzyme. Compound 6a exhibited prominent free radical scavenging activity. From the results of the biological activity, we infer that some derivatives can serve as lead molecules in pharmacology.</p><p><strong>Video Clip of Methodology</strong>:</p><p>3 min 13 sec   <a href="https://youtube.com/v/gPLdpGpZhR8">Full Screen</a>   <a href="https://youtube.com/watch?v=gPLdpGpZhR8">Alternate</a></p>


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