REFERENCES:
1)
M. K. Chourasia and S. K. Jain, “ Pharmaceutical
approaches to colon targeted drug delivery systems ”, journal of Pharmaceutical
Science, 6(1), (2003), 33-66.
2) Hans Schreier, “ Drug targeting technology ”,
(Physical, Chemical, Biological methods), Marcel Dekker,Inc, New York • Basel,( 2001), chapter 2, 1-19.
3) Michael J. Rathbone, Jonathan Hadgraft, Michael S.
Roberts, “ Modified Release Drug Delivery Technology ”, Marcel Dekker, Inc, New York • Basel, (2003), 217-222.
4) Raffi, R., Franklin, W. and Cerniglia, C.E,
“Azoreductase activity of anaerobic bacteria isolated from human intestinal
microflora”. Appl Environ Mivrobiol, 56 (1990), 2146-2151.
5) Raffi, R., Franklin, W., Heflich
R.H. and Cerniglia, C.E, “ Reduction of nitroaromatic compounds” by anaerobic
bacteria isolated from the human intestinal tract. Appl Environ Mivrobiol
57 (1991), 962-968.
6)
Walker, R. and Ryan, A.J, “Some molecular parameters
influencing rate of reduction of azo compounds” by intestinal microflora. Xenobiotica,
1 (1971), 483-486.
7)
Yang L, James SC, Joseph A. “
Colon-specific drug delivery: New approaches and in vitro/ in vivo
evaluation”. International Journal of Pharmacy 235 (2002)1-15.
8)
Schacht E, Gevaert A, El Refaie K, Koen
M, Verstraete W, Adriaensens P, et al. “Polymers for colon specific drug
delivery”. Journal of Control Release 39 (1996), 327-8.
9)
Wilding R, Davis SS, Pozzi F,
Furlani P, Gazzaniga A. “Enteric coated timed release systems for colonic
targeting”. International Journal of Pharmacy 111,(1994) 99-102.
10)
Krishnaiah YS, Satyanarayana V,
Dinesh Kumar B, Karthikeyan RS. In vitro drug release studies on guar gum-based
colon targeted oral drug delivery systems of 5-fluorouracil. Eur J Pharm Sci
16, (2002), 185-92.
11)
Sinha VR, Rachna K. “
Polysaccharides in colon-specific drug delivery”. International Journal of
Pharmacy 224, (2001), 19-38.
12)
Sinha VR,
Rachna K. Coating polymers for colon specific drug delivery: A comparative in vitro evaluation. Acta Pharma 53,
(2003), 41-7.
13)
Cavalcanti, OA, Van den Mooter G,
Caramico-Soares I, Kinget R. “Polysaccharides as excipients for colon-specific
coatings, permeability and swelling properties of casted films”. Drug Develop Ind Pharm 28, (2002) , 157-64.
14)
V Ravi, TM Pramod Kumar, Siddaramaiah,
“Novel colon targeted drug delivery system using natural polymers”, Indian
journal of pharmaceutical sciences, 70(1), (2008), 111-113.
15) Wilding, I.R, Hardy, J.G. Sparrow,
R.A., Davis, S.S, Daly, P.B. and English, J.R., In vivo evaluation of
enteric coated naproxan tablets using gamma scintigraphy. Pharm Res, 9
(1992),1436-1441.
16) Kimura, Y., Makita, Y., Kumagi,
T., Yamane, T., Kiato, H., Sasatani, H. and Kim, S.I., “Degradation of
azo-containg polyurethane by the action of intestinal flora: its metabolism and
application as a drug delivery system”. Polymer, 33,(1992), 5294-5299.
17)
Ueda, T., Yamaoka, M., Miyamoto, M.
and Kimura, Y., “Bacterial reduction of azo compounds as a model reaction for
the degradation of azo-containing polyurethane by the action of intestinal
flora”. Bull Chem Soc Jpn, 69 ,(1996) ,1139-1142.
18) Yamaoka, T., Makita, Y., Sasatani,
H., Kim, S.I. and Kimura, Y., Linear type azo-containing polyurethane as
drug-coating material for colon-specific delivery: its properties, degradation
behaviour, and utilization for drug formulation. J Control Rel, 66,
(2000) , 187-97.
19) Chavan, M.S., Sant, V.P. and
Nagarsenker, M.S., Azo-containing urethane analogues for colonic drug delivery:
synthesis, characterization and in-vitro evaluation. J Pharm Pharmacol, 53,
(2001), 895-900.
20)
Vervoort, L. and Kinget, R., In
vitro degradation by colonic bacteria of inulin HP incorporated in Eudragit
RS films. Int J Pharm, 129,(1996), 185-190, 199
21) Takashi Ishibashi, Kengo Ikegami,
Hiroaki Kubo, Masao Kobayashi, Masakazu Mizobe, Hiroyuki Yoshino, “Evaluation
of colonic absorbability of drugs in dogs using a novel colon-targeted delivery
capsule (CTDC)”, Journal of Controlled Release 59 (1999) 361–376.
22) www.google.com
23) www.merc.com/ crohn’s diseases.