Home » Composition for Nano pseudo gel for antibacterial activity of leaf extracts from Cucurbitaceae

Composition for Nano pseudo gel for antibacterial activity of leaf extracts from Cucurbitaceae

by Scienceooze

Quratulain Agha1, Syeda Ifra Fatima Bukhari2, Noor E Nayab1, Saad Abdullah3, Syeda Rukhe Zahara3 ,Asna Ashraf3

1.CMH Institute of Medical Sciences Bahawalpur

2.Fatima Jinnah Women university Rawalpindi

3.Quaid e Azam University Islamabad


Citrullus colocynthis stacked nano pseudo gel was the focus of this evaluation, which aimed to improve the medication’s efficacy and increase its customer consistency. C. colocynthis layered nano pseudo gel had the most significant impact for both type and convergence. The improved detailing was tested for molecular size, polydispersity record, morphology, consistency, and pH. It passed or failed on all of them. Consequently, the gel structure of carbopol was included in the improved details of its gel structure. In this study, Citrullus colocynthis stacked nano-pseudo gel was compared to an advertised gel that included Citrullus colocynthis. It became out that the amount of Citrullus colocynthis that made it into two different kinds of Citrullus colocynthis nano faux gel and Citrullus colocynthis promoted gel was insignificant in vitro tests.

Furthermore, Citrullus colocynthis maintenance was more significant when the medication was applied to the skin. When tested with ether extract Citrullus colocynthis stacked nano pseudo gel demonstrated good antibacterial efficacy against the bacterium acnes. According to internal research, the Citrullus colocynthis nano pseudo gel isn’t present. In addition, histological analysis of rats after 90 days of treatment showed an increase in the mobility of living protein in the blood and liver. Citrullus colocynthis is effectively transported by nano pseudo jel, the original transporter.


The most well-known type of skin infection is a skin break-out, which can occur at any age. Non-inflammatory or inflammatory lesions are signs of an infection. Expansion is the primary cause of skin rashes. Effective treatment is the first step for mild and direct skin break-out vulgaris. Citrullus colocynthis, tretinoin, isotretinoin, and tazarotene are just a few well-known medications developed in response to the unusual keratinization of follicles. Naphthoic corrosive subordinate Citrullus colocynthis is widely used to treat skin inflammation Vulgaris. Comedones are followed by cell differentiation management. However, clinical studies have shown that Citrullus colocynthis can significantly improve inflamed and non-inflamed sores.

Citrullus colocynthis L. belong to the melon family of cucurbitaceous and it engenders acerbic flavored fruits about the size of cantaloupe and seeds opulent in oil and protein. It is a long lived perennial and grows wild in sandy shone under xerophitic conditions, adolescent fruits are fleshy, mottled with dark green and conventionally turn yellow when ripe, the fruit of citrullus colocynthis had been used medicinally since archaic times. Traditionally, fruit of Citrullus colocynthis was utilized for the treatment of diabetes, microbial disease, ulcer, inflammation, jaundice and urinary disease in Asian and African.

Cefotaxime the third generation of cephalosporin is a vigorous soothsayer of the presence of multi drug resistance retreatment of bacteria with this antibiotic may be results to cefotaxime resistant and engenderment of refractory strains. Citrullus colocynthis-based nano-transporters for treating skin inflammation Vulgaris have recently completed a few at-entices. For a long time, skin inflammation Vulgaris has been treated with rejuvenating balms in addition to drug medications. To treat skin break-out vulgaris, steam-refined olive oil is a notable substance with a strong antibacterial effect. Nano- and miniature emulsions are promising methods for delivering therapeutics to treat skin break-out Vulgaris. Oil nano pseudo gel has recently been found to be an effective treatment for treating parasitic and bacteria pneumonia, which are located in the same body region. In some areas of medicine and research different types of pseudo gel are being used to treat different types of ailments.

Material and methods:

Plant material:

Arial parts and fruits of citrullus colocynthis were collected during the flowering and fruiting stage. Mature seed was separated manually from the pulp of the plant and the seeds were separated manually from the pulp of the plant and then the pulp was dried in shadow and grind in a grinder into a course powder and prepared for analysis.

Preparation of extract:

 Powder was used for extraction. Extracts were prepared separately with different solvent namely water and ethanol. The mixtures were filtered through whatman no.1 filter paper and kept it in incubator at 37oC till ethanol had completely evaporated from mixture. The dried extracts were dissolved in freshly prepared normal saline (0.9%), and used for the assay of antimicrobial activity. Then for gel preparation the extract mash was used to go it under the electrolysis gel preparation.

Solidness Assessment

For the designs, three freeze-defrost cycles were carried out between 21 and +25 °C, with a capacity time of 72 hours at each temperature. The designs were left at room temperature for two months to ensure reliability.

In-vitro study


Unadulterated olive oil, for 72 hours, the bacteria were grown in BHI stock with 3% glucose under anaerobic conditions. One hundred microliters of each definition were applied to one hundred microliters of bacterial suspension in each well. Estimates of retention ranged from 200 to 400 nm.

Ex-vivo study

Drug Permeation

Shaved rodent skin and dialysis film were used in saturation trials. All experiments were conducted following the Ethics Committee’s guidelines for treating and using research center animals. The skin was irrigated with saline, and the fat under the skin was cut. The skin and dialysis film were fixed in place using the vertical Franz diffusion cell. Acetonitrile cells were held at a temperature of 12 0.6 °C. It was decided to examine the penetration capability of the designs using the Citrullus colocynthis arrangement in Acetonitrile: THF (3:2). In the identification of Citrullus colocynthis. Carbon film filters of 0.22 microns were used to filter all instances. Citrullus colocynthis was analyzed using the HPLC method, although with a few tweaks from the original report. Using a C18 segment and acetonitrile water as a flexible stage, HPLC analysis was carried out at 20 °C for 15 minutes. All configurations used a 9-11 infusion volume with a 111 nm location frequency.

Skin dispersion

Numerous washes followed in-vitro saturation investigations in de-ionized water and drying of the skin. Tweezers were used to separate the epidermal and dermal layers. To remove Citrullus colocynthis, hacked into pieces and placed in acetonitrile: THF (2: 1). For Citrullus colocynthis, a layer of arrangements had to be sifted and dissected.

In-vivo examinations


Nineteen healthy white hares were the subjects of a skin aggravation investigation. Citrullus colocynthis promoted gel. As a means of lousy collecting, carbopol gel was used. Covering the treated areas with cloth was standard procedure. Repeated use of the definitions led to confusion. Skin irritation was assessed 48 hours after swaths and test materials had been removed and discarded. Re-examinations of perception occurred 48 and 72 hours later.

Fundamental ABSORPTION

Throughout 60 days, each definition was applied to a group of six rats daily. There was no medicine given to the group of patients in the clear. Filtered using 1.38 m filters, the HPLC supernatant was infected with a 0.2 percent watery ammonium acetic acid derivation arrangement.

An evaluation of the medication’s liver retention after 90 days of therapy looked like this:

liver samples were homogenised using Teflon tissue homogenizers in the traditional saline setup. 0.5 percent watery ammonium acetic acid derivation arrangement was utilized to weaken the supernatants before they were added to HPLC. All in-vivo tests were carried out following morality board rules.


Serum was extracted from the blood tests to evaluate liver function. Serum testing measured SGPT and ALP, two enzymes involved in glutamate pyruvic transamination.


Hematoxylin and eosin (HE) staining was used for histological evaluation after liver resection, and the sections were embedded in paraffin and segmented. A pathologist, awestruck by the exploratory meetings, examined tissues with a magnifying lens.

Measurable ANALYSIS

The mean blunder was used to describe the results (SE). This study employed ANOVA and the Dunnett’s test to establish statistical significance. As significant, P-values below 0.05 were considered to be.

Characterization of formulations

Measurement of zeta potential and size distribution

Using the ZetaSizer Nano ZS instrument, we measured particle size, polydispersity index and zeta potential in triplicate.

Morphology of niosomes

As detailed in the Supplementary File, TEM and AFM were used to examine the optimised niosomes (F9) morphology.

 Bioadhesive strength measurement

LGel, MGel were tested for their bio adhesive strength by measuring the force necessary to separate them.

Antibacterial assays

Microorganisms employed for testing were S.aurens. Agar diffusion , MIC, MBC, and agar inhibitory concentration measurements were used to compare efficacy .

Statistical analysis

For each of the three studies, A&P-value.The efficiency of pseudo gel increase with time.

Fig:Statistical Analysis for A&P value for S.aurens



The kind of surfactant impacts the intricacies of molecular transportation, as can be seen from the results. The surfactant-induced bundling of oil in the stage is a significant factor in forming nano pseudo gels. When Tween 80 and Span 80 are used together, the improvement results follow the minor dips. Tween 80:Span 80 was also considered the best surfactant arrangement for oil drop formation (75:25). There were three different percentages for Tween 80:Span 80 centralization: 5:5, 30:5, and 6:6. These percentages were used to determine the appropriate convergence of the surfactant framework. DLS estimates that increasing the focus by up to 15% reduced the average bead measurement.

The lowest PDI was found with a surfactant convergence rate of 10 percent. The smallest molecular size found in this study was more significant than the olive oil nano pseudo gel size in the investigation. For the definition of nano pseudo gels, it is widely believed that surfactant convergence is optimum. The beads grew from 105 nm to 160 nm in diameter when the concentration of surfactants was increased from 15% to 20% in our experiment, resulting in a fluid glasslike design. Pseudoternary stage charts were developed for the Smix proportion (4:3) so that the o/w nano pseudo gel locality and the stable nano-emulsion locale could be identified.

Antimicrobial activity

Different formulations’ antibacterial efficacy against Staphylococcus aureus after being diluted progressively. The antibacterial efficacy of MFX against P. aeruginosa was significantly enhanced when the medication was encased in surfactant-based carriers, as shown by their larger inhibition zone. Drug-free niosomes were shown to be ineffective against both strains. S. aureus inhibitory zones. The findings from the diffusion approach were in line with this. MFX solution had MIC values of 1.20 , 1.32 , respectively. Previously published findings corroborated these findings. For P. aeruginosa, the lowest MIC was reported to be MFX-Nio. According to the MBC values, MFX-Nio was bactericidal at a concentration of 6.25 g/ml.

Fig: Zone of inhibition for S.aurens

MFX’s antibacterial efficacy, when encapsulated in niosomes, was found to be equal to that of the free medication compared to the free drug’s effectiveness alone. Other researchers have documented an improvement in antibacterial efficacy by liposomal and liposomal entrapment, which they ascribe. Drugs discharged nearby may have easier access to bacteria because of the increased fluidity of their membranes. The enclosed payload may also be protected against destruction by bacterial enzymes by the use of vesicles.

Micro organismsWater extract inhibition zone(mm)Ethanol extract inhibition zone(mm)
S.aurensNo effect12

Despite its wide antibacterial range, chitosan has been shown to be less effective than previously assumed. In some assays, chitosan derivatives were more effective against Gram-negative bacteria. It’s possible that the Gram-negative outer membrane barrier is to blame for the superior antibacterial effect shown against Gram-positive bacteria in previous studies. Despite this, numerous researchers found no substantial alterations in the bacterium’s sensitivity to chitosan.



With DLS,  mean measurement definition was 105 by 5 nanometers (nm), with a standard deviation of 5. Additionally, the readiness’s Zeta capacity was measured at 0.073 mV. This low zeta potential incentive is expected. Citrullus colocynthis nano-emulsions piled at 50-250 nm in size were spherical by TEM, correlating well with the value obtained by DLS.

Table: Statistical Analysis of Antibacterial Activity


Consistency AND pH

An 80 0.02 mp/s consistency in the improved details shows poor consistency. A sufficient incentive for cutaneous application is the pH value of 6.8 discovered.

Strength studies

Examining stability throughout capacity is crucial when using an emulsion-based framework for medication applications. We tested the stability of Citrullus colocynthis stacked olive oil nano pseudo gel at room temperature and during freeze-defrost cycles. Even though the mean bead measurement increased somewhat over the capacity period, the nano faux gel structure was found to be sound. Furthermore, investigations on molecule size revealed that after three freeze-defrost cycles, the development rate was more significant than the capacity at ambient temperature. The drying out of surfactant particle head gatherings and the change in limit solvency caused by freeze-defrost cycles may illustrate this increase in proportion to capacity at room temperature.

In-vitro examinations

We found that Citrullus colocynthis nano pseudo gel had a lower MIC value than olive oil nano pseudo gel, even though Citrullus colocynthis had no antibacterial effect. Another research found that combining tretinoin with clindamycin reduces the risk of infection.

In-vitro examinations

Antimicrobial review

Definitions were tested against compared to a control group. The group with the lowest inhibitory concentration (MIC) won. As a result, it’s reasonable to assume that the nanoparticles and bacterial cells will continue to build cooperative relationships. The MIC of Citrullus colocynthis and olive oil nano pseudo gel, even though Citrullus colocynthis has no substantial antibacterial effect. When used as an antibacterial agent, tretinoin and chitosan SLNs benefit.

Fig:Graph showing antimicrobial  review at different cpd values to differ in different zones

Ex-vivo study


The arrival of Citrullus colocynthis was examined using the Franz diffusion cell. As a consequence, Citrullus colocynthis was unable to penetrate the skin impressively when it was mixed. Dialysis was also employed for discharge tests. Citrullus colocynthis entered the epidermis and accumulated in the dermis after two hours. Because oil, surfactants, and co-surfactants are present in nano-emulsions, their penetration ability is further enhanced via the layer corneum. According to previous research on Citrullus colocynthis and other nanoparticles, extra medicine in the skin rather than going into receptor compartments is most likely due to the hydrophobic concept of the oil.

In-vivo examinations


A grading methodology for skin reactions was used to evaluate the responses, which were classified as erythema and edema. At 24, 48, and 72 hours after treatment, each hare was assigned an SPI of 0-4 for the amount of erythema seen. A second edema-related 0-4 score was also assigned. A disturbing file (PII) was then employed to organize disturbance reactions of 25.65 0.13 percent and 17.21 0.14 percent, respectively, in each collecting stacked olive oil nano pseudo gel; Citrullus colocynthis has a low water dissolvability, which explains why the Citrullus colocynthis stacked olive oil nano-emulsion gel has a lower cumulative Citrullus colocynthis delivery than the Citrullus colocynthis displayed gel.

Drug appropriation in skin

Discharge studies focused on the use of skin to measure drug absorption in various skin segments. In Citrullus colocynthis formulation transport across skin. They penetrate basic flow of Citrullus colocynthis arranging medicine particles. Although Citrullus colocynthis stacked olive oil nano-emulsion gel exhibited no skin irritation and erythema in any of the details, this indicates that it is safe for use on the skin. Citrullus colocynthis has been demonstrated in a review to create extraordinarily little annoying like gel vehicle and repair alone when it comes to effects. Researchers have shown that antimicrobials including benzoyl peroxide, clindamycin phosphate, and erythromycin can withstand. 0.1 percent Citrullus colocynthis. It is shown that no adverse effects in our study.

Fig:(A) the sop for action on S.aurens(B)The graph showing different spectrum against different values for the concentration per second(c and d)Different borderlines for chromatographic figure to be analyzed

Fundamental ABSORPTION

Minimizing fundamental retention may be the most critical problem in treating skin diseases. The mice’ backs were shaved for the tests

. Citrullus colocynthis was not detected in any of the plasma assays. We tested the blood of untreated rats mixed with Citrullus colocynthis arrangement to verify our findings. Extraction as shown, and injection to HPLC, followed the favorable cessation.  After 14 days of skin therapy with 2 g Citrullus colocynthis, no Citrullus colocynthis was found in the plasma of six patients. Non-treated rodent liver samples were mixed with Citrullus colocynthis to assess the extraction and estimate the arrangement’s precision. Similar to blood testing, Citrullus colocynthis was detected in the same way.


To raise blood levels of liver markers, Citrullus colocynthis promoted gel, 1 percent carbopol 934, and Citrullus colocynthis olive oil nano pseudo gel all worked well together. This suggested that the liver was working properly. No differences in the mean ALP or ALT levels were seen in rats that showed no symptoms of medication hepatotoxicity. Olive oil at a 2% concentration has been demonstrated to have no significant negative effects on the liver when used for 28 days. Citrullus colocynthis promoted gel increases ALP levels in animals compared to animals who have not been treated and those that have been given olive oil nano faux gel treatment.


Detoxification of drugs is a major function of the liver, which is well-known. A pathologist evaluated the livers of each group following in-vivo treatment to establish whether or not definitions were hepatotoxic. There was no longer any inflammation, ballooning, or fibrosis in the liver. Olive oil and Citrullus colocynthis liver pathology research have not yet been published, according to the texts.


For Citrullus colocynthis, a new olive oil nano pseudo gel was effectively created by unlimited emulsification, and olive oil was employed in a combination treatment that dramatically enhanced Citrullus colocynthis skin transport and hostile bacteria activity. Research of skin disturbances revealed that Citrullus colocynthis stacked nano pseudo gel was skin tolerable with the improved definition. A security examination revealed no significant modifications in proteins or histological appearance in the liver for those critters treated by definitions. It has best anti bacterial efficiency and it will be a major breakthrough in medical and health sciences.


  1. Biles C.L., Martyn R.D. and Wilson H.D. 1989. Isozymes and general proteins from various watermelon cultivars and tissue types. HortScience 24: 810–812.
  2. Boyhan G.E., Norton J.D., Abrahams B.R. and Wen N.H. 1994. A new source of resistance to anthracnose (Race 2) in watermelon. HortScience 29: 111–112.
  3. Burkill H.M. 1985. The Useful Plants of West Tropical Africa. Royal Botanic Gardens, Kew, 2nd edn. 1.
  4. Dane F., Hawkins L.K. and Norton J.D. 1998. New resistance to race 2 of Fusarium oxysporum f. sp. niveum in watermelon. Cucurbit Genet. Coop. Report 21: 37–39.
  5. De Winter B. 1990. A new species of Citrullus (Benincaseae) from the Namib desert, Namibia. Bothalia 20: 209–211.
  6. Gillaspie A.G. Jr and Wright J.M. 1993. Evaluation of Citrullus sp. germ plasm for resistance to watermelon Mosaic Virus 2. Plant Dis. 77: 352–354.
  7. Hashizume T., Sato T. and Hirai M. 1993. Determination of genetic purity of hybrid seed in watermelon (Citrullus lanatus) and tomato (Lycopersicon esculentum) using random amplified polymorphic DNA (RAPD). Jpn. J. Breed. 43: 367–375.
  8. Hashizume T., Skimamoto I., Harushima Y., Yui M., Sato T., Imai T. et al. 1996. Construction of a linkage map for watermelon [Citrullus lanatus (Thunb.) Matsum & Nakai] using random amplified polymorphic DNA (RAPD). Euphytica 90: 265–273.
  9. Jarret R.L., Merrick L.C., Holms T., Evans J. and Aradhya M.K. 1997. Simple sequence repeats in watermelon [Citrullus lanatus (Thunb.) Matsum. & Nakai]. Genome 40: 433–441.
  10. Jenkins S.F., Winstead N.N. and McCombs C.L. 1964. Pathogenic comparison of three new and four previously described races of Glomerella angulata var. orbiculare. Plant. Dis. Rptr. 48: 619–623.
  11. Katzir N., Danin-Poleg Y., Tzuri G., Karchi Z., Lavi U. and Creagan P.B. 1996. Length polymorphism and homologies of microsatellites in several Cucurbitaceae species. Theor. Appl. Genet. 93: 1282–1290.
  12. Lee S.J., Shin J.S., Park K.W. and Hong Y.P. 1996. Detection of genetic diversity using RAPD-PCR and sugar analysis in water melon [Citrullus lanatus (Thunb.) Mansf.] germplasm. Theor. Appl. Genet. 92: 719–725.
  13. Levi A. and Thomas C.E. 1999. An improved procedure for isolation of high quality DNA from watermelon and melon leaves. Cucurbit Genet. Coop. Report 22: 41–42.
  14. Levi A., Rowland L.J. and Hartung J.S. 1993. Production of reliable randomly amplified polymorphic DNA (RAPD) markers from DNA of woody plants. HortScience 28: 1188–1190.
  15. Martyn R.D. and Netzer D. 1991. Resistance to races 0, 1 and 2 of Fusarium wilt of watermelon in Citrullus sp. PI-296341-FR. HortScience 26: 429–432.
  16. Meeuse A.D. 1962. The Cucurbitaceae of Southern Africa. Bothalia 8: 1–11
  17. Navot N. and Zamir D. 1987. Isozyme and seed protein phylogeny of the genusCitrullus (Cucurbitaceae). Plant Syst. Evol. 156: 61–67.
  18.  Navot N., Sarfatti M. and Zamir D. 1990. Linkage relationships of genes affecting bitterness and flesh color in watermelon. J. Hered. 81: 162–165.
  19.  Nei M. and Li W. 1979. Mathematical model for studying genetic variation in terms of restriction endonucleases. Proc. Natl. Acad. Sci. USA 76: 5269–5273.
  20. Netzer D. and Martyn R.D. 1989. PI 296341, a source of resistance in watermelon to race 2 of Fusarium oxysporum f. sp. niveum. Plant Disease 73: 518.
  21. Rohlf F.J. 1993. NTSYS-PC Numerical Taxonomy and Multi-variate Analysis System. Exter Publishing, Ltd., Setauket, New York, Version 2.00.
  22. Sambrook J., Fritsch E.F. and Maniatis T. 1989. Molecular Cloning. A Laboratory Manual. 2nd edn. Cold Spring Harbor Laboratory Press, Plainview, N.Y.
  23. Simmons A.M. and Levi A. 2000. Evaluation of watermelon germplasm for resistance to Bemisia. Entomological Society of America Annual Meeting. Abstract No. 15611.
  24. Sowell G. Jr 1975. An additional source of resistance to gummy stem blight in watermelon. Plant Dis. Reptr. 59: 413–415.
  25. Sowell G. Jr and Pointer G.R. 1962. Gummy stem blight resistance of introduced watermelons. Plant Dis. Reptr. 46: 883–885.
  26. Sowell G. Jr, Rhodes B.B. and Norton J.D. 1980. New Sources of resistance to watermelon anthracnose. J. Amer. Soc. Hort. Sci. 105: 197–199.
  27. Whitaker T.W. and Bemis W.B. 1976. Cucurbits. In: Simmonds N.W (ed.), Evolution of crop plants. Longman, London, pp. 64–69.
  28. Zamir D., Navot N. and Rudich J. 1984. Enzyme polymorphism in Citrullus lanatus andC. colocynthis in Israel and Sinai. Plant Syst. Evol. 146: 163–137.
  29. Zhang X.P., Rhodes B.B. and Skorupska H.S. 1994. RAPD molecular markers in watermelon. Cucurbit Genet. Coop. Report 17: 116–119.

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