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Development of bioflavonoid containing chemotherapeutic delivery systems for UV-damaged skin and kangri cancer


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Figure 1

Phase diagram of 1:1 weight ratio of microemulsion.
Phase diagram of 1:1 weight ratio of microemulsion.

Figure 2

Phase diagram of 2:1 weight ratio of microemulsion.
Phase diagram of 2:1 weight ratio of microemulsion.

Figure 3

Phase diagram of 3:1 weight ratio of microemulsion.
Phase diagram of 3:1 weight ratio of microemulsion.

Figure 4

Transmission electron microscopic surface area of prepared microemulsion batches.
Transmission electron microscopic surface area of prepared microemulsion batches.

Figure 5

Viscosity of microemulsion batches.
Viscosity of microemulsion batches.

Figure 6

Graph of pH values of microemulsion batches.
Graph of pH values of microemulsion batches.

Figure 7

Globules size range of prepared microemulsion batches.
Globules size range of prepared microemulsion batches.

Figure 8

Comparative skin retention profile for the all the formulation 5-FU
Comparative skin retention profile for the all the formulation 5-FU

Figure 9

Percentage (%) mean cumulative 5-FU microemulsions penetration in skin.
Percentage (%) mean cumulative 5-FU microemulsions penetration in skin.

Figure 10

Acute skin irritation test of prepared microemulsion batches (a) RME 1, (b) RME 2, (c) RME 3 and control (d).
Acute skin irritation test of prepared microemulsion batches (a) RME 1, (b) RME 2, (c) RME 3 and control (d).

pH of prepared microemulsion batches.

Batch no. pH
RME1 5.24
RME2 5.93
RME3 5.67

Ingredients list for preparation of FU microemulsion.

Ingredient Property
5-FU Drug
Tween 20 Surfactant
Isopropyl alcohol Cosurfactant
Isopropyl myristate Oil
DMSO Penetration enhancer
Rutin Antioxidant

Values of drug permeation of prepared microemulsion batches.

Time 5-FU RME1 RME2 RME3

Absorption Absorption Absorption Absorption
0 min 0.128 0.128 0.135 0.138
1 min 0.130 0.145 0.152 0.156
2 min 0.161 0.165 0.174 0.178
3 min 0.182 0.193 0.203 0.208
4 min 0.217 0.232 0.244 0.251
5 min 0.275 0.291 0.305 0.312
10 min 0.358 0.386 0.406 0.416
30 min 0.510 0.581 0.61 0.625
60 min 1.012 1.161 1.22 1.25
3 hours 1.012 1.161 1.22 1.25

Solubility of R-5FU in different oils, surfactants and co-surfactants.

Oil Solubility(mg/ml)

Isopropyl myristate 165.28
Oleic acid 183.12
Castor oil 44.26
Olive oil 32.61

Surfactant Solubility (mg/ml)

Tween 80 105.28
Tween 20 93.12
Span 80 58.27
Span 20 31.62

Cosurfactant Solubility (mg/ml)

Isopropyl alcohol 107.28
Ethanol 43.12
N-butanol 58.27
Polyethylene glycol 69.62
Propylene glycol 79.62

Scoring for irritation testing (HET-CAM assay).

Test formulation Effect Score
Net score Inference
0.5 min 2 min 5 min
RME1 Lysis -- -- -- 0 Non-irritant
Hemorrhage -- -- --
Coagulation -- -- --
RME2 Lysis - -- -- 0 Non-irritant
Hemorrhage -- -- --
Coagulation -- -- --
RME3 Lysis -- -- -- 0 Non-irritant
Hemorrhage -- -- --
Coagulation -- -- --
Control (0.9%NaCl) Lysis -- -- -- 0 non-irritant
Hemorrhage -- -- --
Coagulation -- -- --
Irritant (0.1 N NaOH) Lysis -- 7 -- 23 Severe-irritant
Hemorrhage 7 -- --
Coagulation 9 -- --

Effects of RME1, RME2, RME3, control and irritant on chorioallantoic membrane with different time interval.

Time: -
0.5 minutes 2 minutes 5 minutes
Groups: -
RME1
RME2
RME3
Control
Irritant

Mean erythemal score evaluated for different formulation.

Erythemal Score (n-6)
Days 2 5 7 10 14 18 21
Control 0 0 0 0 0 0 0
RME1 0 0 0 0 0 0 1
RME2 0 0 0 0 0 1 1
RME3 0 0 0 0 0 1 1
Formalin (0.8%) 0 0 1 1 2 3 3

Viscosity of prepared microemulsion batches.

Batch no. Viscosity
RME1 14.68
RME2 16.52
RME3 17.25
eISSN:
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Idioma:
Inglés
Calendario de la edición:
4 veces al año
Temas de la revista:
Medicine, Clinical Medicine, Internal Medicine, Haematology, Oncology