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Table 3 Comparison of bioaccessibility results obtained with the same test materials

From: Experimental determination of the oral bioavailability and bioaccessibility of lead particles

MATERIAL TEST TYPE GASTRIC IVBA % INTESTINAL IVBA % REFERENCES
Montana PBET 67.3   [88]
SRM 2710 soil PBET 29±5 to 46±29   [92]
RBA 76% PBET   54-62±1* [102]
  PBET 76.1±11 10.7±2.3 [57]
  PBET   30-35 [90]
  RIVM 79±4 25±1 [96]
  RBALP 75±5   [84]
  UBM 75 27 [65]
Montana DIN   46±2 [82, 90]
SRM 2711 soil SHIME   3±0.3  
  TIM   17±3  
  RIVM   11±2  
  SBET 90±2   
  PBET   10-20 (60 for chicken bile)  
  PBET 85±5 13±1 [96]
  RBALP 84±6   [84]
  UBM 80 33 [65]
Bunker Hill soil PBET 75   [88]
RBA adults 62±25% PBET   70±11* [102]
  RIVM 87.6 ± 8.4 45.4 ± 4.0 [86]
  PBET   13±0.8 [87]
  DIN   13.6±0.6  
  SHIME   2.0±0.1  
  RIVM   31.8±2.5-47.4±3.2  
  TIM   32.5±4.5  
Flanders soil DIN   31±3 [82]
  SHIME   4±1  
  TIM   13±3  
  RIVM   66±9  
  SBET 91±4   
Oker 11 soil RBA 55% § DIN   16±2 [82]
  SHIME   1±0.1  
  TIM   4±1  
  RIVM   29±2  
  SBET 56±4   
  IVG   20 [62]
  SBRC 66.8±2.3 62.9±11 [67]
  1. IVBA–in vitro bioaccessibility;*bioaccessible Pb (mg) included Pb leached in G&I phases;RBA on juvenile swine[65];RBA on human adults [38, 86];§RBA on juvenile swine[62].
  2. Tests simulating a fasting state.