Evolutionary transitions from long to shorter floral tubes are evident in many plant groups, including Angraecum and its allies where it is associated with shifts from hawkmoth to bird pollination (Micheneau et al. 2008, 2009).
The hypoxia-inducible transcription factor HIF-1 is a master regulator of cell responses to hypoxia and its pathways are often up-regulated in solid tumors, where it is associated with metastasis and poor prognosis [ 3].
COX-2 overexpression has been described in ectopic endometriosis implants when compared with eutopic endometrium [ 23], in endometrial carcinoma where it is associated with several parameters of tumor aggressiveness [ 24, 25], and in endometriosis-associated ovarian carcinoma [ 26].
The right to private property is basically a western concept, which may be politically sensitive in societies where it is associated with capitalism and colonialism.
Although it is best known from North America, evidence of similar figures has been found throughout Africa, Asia, and Europe (where it is associated with the woodpecker).
Two types of deposits containing significant amounts of gold are known: hydrothermal veins, where it is associated with quartz and pyrite (fool's gold); and placer deposits, both consolidated and unconsolidated, that are derived from the weathering of gold-bearing rocks.
Notably, though by no means exclusively, it accumulates in the hippocampal neurons, where it is associated with the formation of lesions.There are several competing theories about what causes Alzheimer's disease.
The wearing of new clothes that have not yet been washed is also a purification rite, practiced, for example, in the spring of the year (October November) in Brahmanic India, where it is associated with the festival of lights, Diwali.
Boldness has been pretty much out of fashion in city-planning circles for a while, especially in lower Manhattan, where it is associated not only with projects like the World Trade Center but with unrealized schemes like the expressway Robert Moses wanted to run across downtown, which would have destroyed SoHo.
Smog pollution is a serious public health issue in urban China, where it is associated with public health through a range of respiratory and cardiovascular illnesses.
Genomic amplification of 19q12 occurs in several cancer types including ovarian cancer where it is associated with primary treatment failure.
