Change of bilirubin photoisomers in the urine and serum before and after phototherapy compared with light source

Pediatrics International

Volumn 46, Issue 6, 2004, Pages 640-644

  Okada, Hitoshi ^a   Masuya, Kumiko ^a   Kurono, Yuki ^a   Nagano, Keiko ^a   Okubo, Kensuke ^a   Yasuda, Saneyuki ^a   Kawasaki, Ayako ^a   Kawada, Kou ^a   Kusaka, Takashi ^a   Namba, Masanori ^a   Nishida, Tomoko ^a   Imai, Tadashi ^a   Isobe, Kenichi ^a   Itoh, Susumu ^a  

^a KAGAWA UNIVERSITY   (Japan)

Author keywords

Biliblanket; Blue white light; Green light; Hyperbilirubinemia; Lumirubin

Indexed keywords

BILIRUBIN;

ARTICLE; BILIRUBIN BLOOD LEVEL; CLINICAL ARTICLE; GESTATIONAL AGE; HUMAN; HYPERBILIRUBINEMIA; INFANT; IRRADIATION; ISOMER; LIGHT; MEDICAL INSTRUMENTATION; NEWBORN; NEWBORN JAUNDICE; PHOTOTHERAPY; PRIORITY JOURNAL; RETROSPECTIVE STUDY; TREATMENT OUTCOME; URINE LEVEL;

BILIRUBIN; CHROMATOGRAPHY, HIGH PRESSURE LIQUID; FEMALE; HUMANS; INFANT; INFANT, NEWBORN; ISOMERISM; JAUNDICE, NEONATAL; MALE; PHOTOCHEMISTRY; PHOTOTHERAPY; PROBABILITY; PROGNOSIS; RETROSPECTIVE STUDIES; RISK ASSESSMENT; SEVERITY OF ILLNESS INDEX; TERM BIRTH; TREATMENT OUTCOME;

EID: 19944429916     PISSN: 13288067     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1442-200x.2004.01973.x     Document Type: Article

References (16)

1. Onishi S, Isobe K, Itoh S, Kawade N, Sugiyama S. Demonstration of a geometric isomer of bilirubin-IXα in the serum of a hyperbilirubinaemic newborn infant and the mechanism of jaundice phototherapy. Biochem. J. 1980; 190: 533-6.
2. Onishi S, Isobe K, Itoh S et al. Metabolism of bilirubin and its photoisomers in newborn infants during phototherapy. J. Biochem. (Tokyo) 1986; 100: 789-95.
3. Knox I, Ennever JF, Speck WT. Urinary excretion of an isomer of bilirubin during phototherapy. Pediatr. Res. 1985; 19: 198-201.
4. Agati G, Fusi F, Pratesi S, Galvan P, Donzelli GP. Bilirubin photoisomerization products in serum and urine from a Crigler-Najjar type I patient treated by phototherapy. J. Photochem. Photobiol. B. 1998; 47: 181-9.
5. Itoh S, Kondo M, Kusaka T, Isobe K, Onishi S. Differences in transcutaneous bilirubin readings in Japanese term infants according to feeding method. Pediatr. Int. 2001; 43: 12-15.
6. Itoh S, Isobe K, Onishi S. Accurate and sensitive high-performance liquid chromatographic method for geometrical and structural photoisomers of bilirubin IXα using the relative molar absorptivity values. J. Chromatogr. A. 1999; 848: 169-77.
7. Ennever JF, Knox I, Denne SC, Speck WT. Phototherapy for neonatal jaundice: in vivo clearance of bilirubin photoproducts. Pediatr. Res. 1985; 19: 205-8.
8. Onishi S, Itoh S, Isobe K. Wavelength-dependence of the relative rate constants for the main geometric and structural photoisomerization of bilirubin IXα bound to human serum albumin. Demonstration of green light at 510 nm as the most effective wavelength in photochemical changes from (ZZ)-bilirubin IXα to (EZ)-cyclobilirubin IXα via (EZ)-bilirubin. Biochem. J. 1986; 236: 23-9.
9. Yasuda S, Itoh S, Imai T, Isobe K, Onishi S. Cyclobilirubin formation by in vitro photoirradiation with neonatal phototherapy light. Pediatr. Int. 2001; 43: 270-5.
10. Ennever JF, Knox I, Speck WT. Differences in bilirubin isomer composition in infants treated with green and white light phototherapy. J. Pediatr. 1986; 109: 119-22.
11. Ennever JF, Costarino AT, Polin RA, Speck WT. Rapid clearance of a structural isomer of bilirubin during phototherapy. J. Clin. Invest. 1987; 79: 1674-8.
12. Costarino AT, Ennever JF, Baumgart S, Speck WT, Polin RA. Effect of spectral distribution on isomerization of bilirubin in vivo. J. Pediatr. 1985; 107: 125-8.
13. Itoh S, Onishi S, Isobe K, Manabe M, Yamakawa T. Wavelength dependence of the geometric and structural photoisomerization of bilirubin bound to human serum albumin. Biol. Neonate 1987; 51: 10-17.
14. Ennever JF. Blue light, green light, white light, more light: treatment of neonatal jaundice. Clin. Perinatol. 1990; 17: 467-81.
15. Myara A, Sender A, Valette V et al. Early changes in cutaneous bilirubin and serum bilirubin isomers during intensive phototherapy of jaundiced neonates with blue and green light. Biol. Neonate 1997; 71: 75-82.
16. Kusaka K, Sugihara S, Murao C et al. The significance of soret band in phototherapy of neonatal jaundice by blue-white light. Photomed. Photobiol. 1993; 15: 119-121.