红血球含有大量的血红素，这种蛋白质能和氧气结合并是血液呈现出红色。

Red blood cells contains large amounts of haemoglobin – the protein that gives blood both its colour and its oxygen-binding capacity.

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所以我们希望，通过将固定于同位素的抗体注射到血液中，送至深达肿块内部，然后它们将会与这些目前暴露的抗原相结合。

So we hoped that by injecting antibodies hitched to isotopes into the blood that they'd be carried deep into the tumor mass and would latch onto these now-exposed antigens.

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口腔中有数百种细菌，其中有些细菌可产生毒素，这些毒素进入血液之后，会使胰岛素受体不能与胰岛素结合，导致血糖升高。

There are hundreds of oral bacteria, some of which can produce bacterial endotoxin, these toxins into the blood, can not make insulin receptor and insulin combined, resulting in elevated blood sugar.

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