Background: Helicobacter pylori (Hp) establishes life-long gastric infection in billions of humans, and is often responsible for diseases such as peptic ulcer and gastric cancer. Cumulative actions of genetic drift and natural selection over...
Heigold House, home of G.W. Huber, engraver, 264 Marion Street, Louisville, Kentucky. Close-up of front of house displaying a portrait of George Washington over a section of marble embossed with people in the center and garlands with stars in them...
Heigold House, home of G.W. Huber, engraver, 264 Marion Street, Louisville, Kentucky. Close-up of recessed entrance and entrance steps, two side windows, and above the entrance, information commemorating George Washington with the words...
Heigold House, home of G.W. Huber, engraver, 264 Marion Street, Louisville, Kentucky. Close-up of the Heigold House, taken from a low height and on the left diagonal. Two-story compact limestone house with a projecting entryway housing a door...
Train on the right pair of two sets of tracks heading around a curve with a steep rock wall to the right. A man is leaning out of the front window of the train car. Farther ahead on the left side of tracks is a railroad handcar. Title: 264. Near...
