The Denisova and Altai Neandertal are homozygous for the ancestral âAâ variant at position 25629943 on chromosome 1 that determines rhesus type in modern humans. This variant means that both are likely rhesus positive.
In this article. Interstitial lung disease is a general category that includes many different lung conditions. All interstitial lung diseases affect the interstitium, a part of the lungs ' anatomic structure. The interstitium is a lace-like network of tissue that extends throughout both lungs.
How COPD affects lung function. A person with emphysema has damaged alveoli and bronchi. The weakened and ruptured air sacs are unable to efficiently move oxygen from the air to the blood. As the disease progresses and damages more air sacs, the person may eventually feel breathless even when they are resting.