A NEW PERSPECTIVE TO ASSESS RELAXATION-TIME OF TUMOR

被引:3
作者
AKBER, SF
机构
[1] Department of Radiology, University of Texas Medical School, Houston
关键词
D O I
10.1016/0306-9877(92)90007-Y
中图分类号
R-3 [医学研究方法]; R3 [基础医学];
学科分类号
1001 ;
摘要
The dissimilarities in spin-lattice relaxation time (T1) of water proton from one tumor to the other is due to the yield of hypoxic fraction in the tumor. The yield of higher relaxation time (T1) in the KHT tumor compared to the RIF-1 tumor as a function of growth is due to the hypoxic fraction of the tumor. The hypoxic fraction in the tumor is also responsible for the P-31 spectral parameter changes.
引用
收藏
页码:24 / 26
页数:3
相关论文
共 14 条
  • [2] THE QUAGMIRE OF RELAXATION-TIMES
    AKBER, SF
    [J]. MEDICAL HYPOTHESES, 1988, 26 (03) : 187 - 191
  • [3] AKBER SF, 1989, EUR J RADIOL, V9, P198
  • [4] TUMOR DETECTION BY NUCLEAR MAGNETIC RESONANCE
    DAMADIAN, R
    [J]. SCIENCE, 1971, 171 (3976) : 1151 - &
  • [5] KALLMAN RF, 1972, CANCER RES, V32, P483
  • [6] INVIVO NUCLEAR MAGNETIC-RESONANCE SPECTROSCOPY OF A TRANSPLANTED BRAIN-TUMOR
    KOEZE, TH
    LANTOS, PL
    ILES, RA
    GORDON, RE
    [J]. BRITISH JOURNAL OF CANCER, 1984, 49 (03) : 357 - 361
  • [7] CONTINUOUS DISTRIBUTIONS OF NMR RELAXATION-TIMES APPLIED TO TUMORS BEFORE AND AFTER THERAPY WITH X-RAYS AND CYCLOPHOSPHAMIDE
    KROEKER, RM
    STEWART, CA
    BRONSKILL, MJ
    HENKELMAN, RM
    [J]. MAGNETIC RESONANCE IN MEDICINE, 1988, 6 (01) : 24 - 36
  • [8] MCDOUALL JBL, 1990, CANCER RES, V50, P363
  • [9] P-31 NMR-SPECTROSCOPY OF INVIVO TUMORS
    NG, TC
    EVANOCHKO, WT
    HIRAMOTO, RN
    GHANTA, VK
    LILLY, MB
    LAWSON, AJ
    CORBETT, TH
    DURANT, JR
    GLICKSON, JD
    [J]. JOURNAL OF MAGNETIC RESONANCE, 1982, 49 (02) : 271 - 286
  • [10] TUMOR SIZE DEPENDENT CHANGES IN A MURINE FIBROSARCOMA - USE OF INVIVO P-31 NMR FOR NONINVASIVE EVALUATION OF TUMOR METABOLIC STATUS
    OKUNIEFF, PG
    KOUTCHER, JA
    GERWECK, L
    MCFARLAND, E
    HITZIG, B
    URANO, M
    BRADY, T
    NEURINGER, L
    SUIT, HD
    [J]. INTERNATIONAL JOURNAL OF RADIATION ONCOLOGY BIOLOGY PHYSICS, 1986, 12 (05): : 793 - 799