Our muscle, nervous, and epithelial tissue types are more uniform, more obviously grouped together.

我们肌肉、神经和上皮组织类型更均匀，更明显地组合在一起。

They're incorporated into the epithelial cells lining Elysia's digestive system that branches throughout its flat body.

它们被整合到绿叶海天牛消化系统上皮细胞中，并广泛分布在它扁平身体上。

The virus initially enters respiratory epithelial cells - but eventually spreads to numerous cell types.

最初病毒会进入呼吸道上皮细胞，但最终会影响到各个类型细胞。

Alright, as a quick recap, esophageal cancer is the uncontrolled growth of esophageal epithelial cells.

得！快速回顾一下：食管癌指是食管上皮细胞不受控长。

Not only that, but whole deal is lined with epithelial tissue that has more folds than an origami octopus.

不仅如此，它整个都布满了上皮组织，比折纸章鱼有更多褶皱。

Inside the stomach, the epithelial layer is made up of cylindrical cells, which dive into the lamina propria, forming pits.

在胃内，上皮层由柱状细胞组成，这些细胞深入固有层，形成凹坑。

Today you learned that cells combine to form our nervous, muscle, epithelial, and connective tissues.

今天大家了解到了细胞结合形成了我们神经、肌肉、上皮和结缔组织。

When the APC gene is mutated, the epithelial cells start to quickly divide forming polyps.

当APC基因突变时，上皮细胞开始快速增殖，形成息肉。

Epithelial tissue covers both the inside and the outside of that you-tube.

上皮组织覆盖了管子内部和外部。

These guys can transform into ciliated columnar cells, so they help regenerate and replace damaged ciliated columnar epithelial cells if needed.

它们可以转化为纤毛柱状上皮细胞，必要时可以替代和修复受损纤毛柱状上皮细胞。

Once inside her body, influenza virus hopes to hit an epithelial cell.

一旦进入她体内， 流感病毒就会攻击上皮细胞。

And within this epithelial layer, there are several different cell types.

在这一上皮层中，存在几种不同细胞类型。

Now, one of the best studied receptors is the epithelial sodium channel, which, as you might guess, is specific to sodium.

研究得最深入受体之一是上皮钠通道，正如你可能猜到，它只对钠起作用。

The other way epithelial cells can necrose is via nephrotoxins, which are substances that tend to damage the epithelial tubular cells.

另一种上皮细胞坏死方式是由于肾毒素，这些物质往往损坏肾小管上皮细胞。

They extend from the epithelial cells into the conducting zone.

它们由上皮细胞伸入传导区。

The lungs are lined with billions of epithelial cells.

肺部衬有数十亿个上皮细胞。

Millions of epithelial cells have died and with them, the lungs' protective lining is gone.

数以百万计上皮细胞已经死亡，肺部保护层也消失了。

If these epithelial cells are not holding on to each other tightly enough, is that?

如果这些上皮细胞彼此之间连接不够紧密，那会怎样呢？

And then it allows it to invade through our epithelial barriers when it's in its hyphal form.

然后，当其处于菌丝体形态时，它能够穿透我们上皮屏障，实现入侵。

The CPE specifically targets the tight junctions that connect epithelial cells lining the intestines to one another.

毒素（CPE）作用于肠上皮细胞之间紧密连接。