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Development and evaluation of psyllium seed husk polysaccharide based wound dressing films
Patil, Basavaraj S.,Mastiholimath, Vinayak S.,Kulkarni, Anandrao R. 경희한의학연구센터 2011 Oriental Pharmacy and Experimental Medicine Vol.11 No.2
In the present study, wound dressing films were fabricated using Seed Husk of Psyllium (SHP) complexed with povidone iodine and were evaluated for various physicochemical properties as well as wound healing activity in albino rats. The required film properties for the successful wound dressings, such as film elongation (elasticity), tensile strength, water uptake and water vapor transmission rates (WVTR) were examined. Results indicated that SHP films showed good elasticity (80.27-116.24%) and acceptable tensile strengths (8.33-22.13 N/$^mm2$). SHP films were evaluated for water absorption pattern as well as permeation to water vapours and results showed that films were able to swell in water upto 167 to 191% w/w and WVTR were in the range between $8.23{\times}10^{-3}$ to $1.12{\times}10^{-4}g.cm^2/day$. Selected formulation of SHP films with optimum characteristics were loaded with Povidone iodine (PI) solution by soaking method and were evaluated for antimicrobial and wound healing activity on excision wound model. Results indicated that PI loaded films showed significant antibacterial activity against both gram positive and gram negative selected bacteria. PI loaded SHP films showed comparatively better wound healing property to control group with faster epithelialization and greater rates of wound contraction.
Development and evaluation of psyllium seed husk polysaccharide based wound dressing films
Basavaraj S. Patil,Vinayak S. Mastiholimath,Anandrao R. Kulkarni 경희대학교 융합한의과학연구소 2011 Oriental Pharmacy and Experimental Medicine Vol.11 No.2
In the present study, wound dressing films were fabricated using Seed Husk of Psyllium (SHP) complexed with povidone iodine and were evaluated for various physicochemical properties as well as wound healing activity in albino rats. The required film properties for the successful wound dressings, such as film elongation (elasticity), tensile strength, water uptake and water vapor transmission rates (WVTR) were examined. Results indicated that SHP films showed good elasticity (80.27–116.24%) and acceptable tensile strengths (8.33–22.13 N/mm2). SHP films were evaluated for water absorption pattern as well as permeation to water vapours and results showed that films were able to swell in water upto 167 to 191% w/w and WVTR were in the range between 8.23×10−3 to 1.12×10−4 g.cm2/day. Selected formulation of SHP films with optimum characteristics were loaded with Povidone iodine (PI) solution by soaking method and were evaluated for antimicrobial and wound healing activity on excision wound model. Results indicated that PI loaded films showed significant antibacterial activity against both gram positive and gram negative selected bacteria. PI loaded SHP films showed comparatively better wound healing property to control group with faster epithelialization and greater rates of wound contraction.
Patil Suvarna,Bashasab Fakrudin,Vijaykumar Vijaykumar,Basavanagoud Basavanagoud,Kuruvinashetti Mahaling S,Patil Basavaraj V Korean Society of Applied Entomology 2006 Journal of Asia-Pacific Entomology Vol.9 No.3
The genetic relatedness among Helicoverpa armigera ($H\"{u}bner$) occurring on different host plants prevailing in South India was studied using PCR-RAPD. Genomic DNA was isolated individually from five larvae collected from each of 10 different host plants (except in okra). PCR-RAPD analysis was carried out using a set of 20 random primers which had produced repeatable banding patterns from a original set of 60 primers. A set of 155 amplicon levels were available for analysis, of which 154 were polymorphic. An average of 7.75 bands per primer was recorded. Similarity coefficients based on the frequency of band sharing among host strains varied from 0.25 in cotton and sunflower to 0.72 in groundnut. Clustering analysis on the basis of the PCR-RAPD-generating band sharing indicated that most of the individuals occurring on niger, safflower, green gram, abutilon and lagasca clustered together, indicating greater genetic similarity among themselves, than those occurring on other crops. Furthermore, the pattern of genetic variation in the individuals collected from niger, safflower, green gram, groundnut, abutilon and lagasca was seem to be largely host-dependent.
Suvarna Patil,Fakrudin Bashasab,Vijaykumar,Basavanagoud,Mahaling S Kuruvinashetti,Basavaraj V Patil 한국응용곤충학회 2006 Journal of Asia-Pacific Entomology Vol.9 No.3
The genetic relatedness among Helicoverpa armigera (Hübner) occurring on different host plants prevailing in South India was studied using PCR- RAPD. Genomic DNA was isolated individually from five larvae collected from each of 10 different host plants (except in okra). PCR-RAPD analysis was carried out using a set of 20 random primers which had produced repeatable banding patterns from a original set of 60 primers. A set of 155 amplicon levels were available for analysis, of which 154 were polymorphic. An average of 7.75 bands per primer was recorded. Similarity coefficients based on the frequency of band sharing among host strains varied from 0.25 in cotton and sunflower to 0.72 in groundnut. Clustering analysis on the basis of the PCR-RAPD-generating band sharing indicated that most of the individuals occurring on niger, safflower, green gram, abutilon and lagasca clustered together, indicating greater genetic similarity among themselves, than those occurring on other crops. Furthermore, the pattern of genetic variation in the individuals collected from niger, safflower, green gram, groundnut, abutilon and lagasca was seem to be largely host-dependent.