Basic Research
Copyright ©2007 Baishideng Publishing Group Co.
World J Gastroenterol. Feb 21, 2007; 13(7): 1042-1052
Published online Feb 21, 2007. doi: 10.3748/wjg.v13.i7.1042
Table 1 Ferritin and transferrin concentrations in rat duodenum under various iron status conditions
ParameterControlIron deficientIron excess
Ferritin (ng/mg protein)
Lumen126.0a± 61.42105.8a± 35.81228.8c± 73.54
Mucosa308.3c± 123.36256.0c± 1.19731.5e± 191.96
Transferrin (μg/mg protein)
Lumen10.9b± 7.611.1b± 10.36.8b± 4.7
Mucosa0.87d± 0.790.80d± 1.200.61d± 0.63
Table 2 Summary of in situ grading of sequential autoradi-ographic and immunohistochemical staining signals
Radioactiveiron/proteinIron statusBasal5 min15 min30 min2h
59FeID-SUR+IE+++IE+++-
OL-SUR+++IE±IE±-
TfIDIV±IV++IE+++IE+
IV++IV++
OLIV±IE±IE±
IV±IV±
TfRIDSUR±SUR++IE++IE+SUR±
OLSUR±SUR++SUR+--
FeIDIE±IE±
IV±--
OLIE±-IE±IE±
IV+++
Table 3 Classification of human subjects according to iron status indicators
SexNoAge (yr)Hb (g/dL)PCVRBC M/cu mmSerum ferritin (μg/L)
NormalM1236.5 ± 10.614.8 ± 0.944.5 ± 3.35.8 ± 0.743 ± 22.1
F17.212.4364.571.7
Iron deficient anemiaM424.5 ± 20.97.4 ± 2.623.3 ± 9.04.1 ± 1.77.2 ± 4.0
F220.57.326.53.56.5
M1044.3 ± 16.511.1 ± 1.6433.6 ± 5.24.5 ± 1.475.3 ± 32.2
AnemiaF421 ± 6.66.8 ± 3.020.8 ± 9.02.1 ± 1.257.4 ± 13.4
Iron supplementsF
Blood transfusionM1329.5294.728.6
Iron injectionF1328.4274.3101
Oral ironF1209.730 338