1. Abou-Hozaifa BM, Badr El-Din NK. Royal jelly, a possible agent to reduce the nicotine-induced atherogenic lipoprotein profile. Saudi Med J 1995;16:337–42.
2. Abou-Hozaifa BM, Roston AAH, El-Nokaly FA. Effects of royal jelly and honey on serum lipids and lipoprotein cholesterol in rats fed cholesterol-enriched diet. J Biomed Sci Ther 1993;9:35–44.
3. Cho YT. Studies on royal jelly and abnormal cholesterol and triglycerides. Am Bee J 1977;117:36–9.
4. Liusov VA, Zimin IU. Experimental rational and trial of therapeutic use of bee raising product in cardiovascular diseases. Kardiologia 1983;23:105–9 [in Russian].
5. Vittek J. Effect of royal jelly on serum lipids in experimental animals and humans with atherosclerosis. Experientia 1995;51:927–35.
6. Thien FCK, Leung R, Baldo BA, et al. Asthma and anaphylaxis induced by royal jelly. Clin Exp Allergy 1996;26:216–22.
7. Leung R, Ho A, Chan J, et al. Royal jelly consumption and hypersensitivity in the community. Clin Exp Allergy 1997;27:333–6.
8. Yonei Y, Shibagaki K, Tsukada N, et al. Case report: haemorrhagic colitis associated with royal jelly intake. J Gastroenterol Hepatol 1997;12:495–9.
9. Takahashi M, Matsuo I, Ohkido M. Contact dermatitis due to honeybee royal jelly. Contact Dermatitis 1983;9:452–5.