* Cole, J. L., Hansen, J. C. Analytical Ultracentrifugation as a Contemporary Biomolecular Research Tool.

Ultracentrifugation makes use of high centrifugal force for studying properties of biological particles.

Modeling Analytical Ultracentrifugation Experiments with an Adaptive Space-Time Finite Element Solution for Multicomponent Reacting Systems.

* Howlett, G. J., Minton, A. P., Rivas, G. Analytical Ultracentrifugation for the Study of Protein Association and Assembly.

Ultracentrifugation.

* Analytical Ultracentrifugation as a Contemporary Biomolecular Research Tool.

Monitoring the Homogeneity of Adenovirus Preparations ( a Gene Therapy Delivery System ) Using Analytical Ultracentrifugation.

It was nice then, so peaceful and quiet.

He scuttled in shadow along the east wall of the stockade and then followed the south wall until he was at the rear of the two frame buildings.

First it was the Nations against themselves, then it was them against the whites.

She was carrying a quirt, and she started to raise it, then let it fall again and dangle from her wrist.

And then there was a numbing blow to the heart, and another gut-flattening blow to the stomach

The herd was watered and then thrown onto a broad grass flat which was to be the first night's bedground.

It was not until he moved across the porch that he became aware of them, and then it was too late.

He looked around in surprise, then noticed that Fred Powell was clutching his chest.

He paused only long enough to ascertain that Jess's buckskin was still missing and that his own gray was all right, then climbed through a back window and dropped to the ground outside.

The finished -- and drastically cut -- product would begin with a hazy longshot of Joyce entering the suds, then bursting above the pool's surface clad in layers of lavender lather, and I had a hunch this item was going to sell tons and tons of soap ; ;

Maybe Lou was only unconscious, but right then I thought he must be dead.

For several weeks we eyed one another almost like sparring partners, and then one day Uncle was slightly indisposed and stayed home ; ;

Then the darkness thinned, and there was light again, and then bright sunlight.

I was puzzled by the remark, then I recalled the voice of mild Professor Howard Griggs three years ago in a university lecture on primitive societies.

It was only then that he turned to look at Penny.

The enemy came looming around a bend in the trail and Matsuo took a hasty shot, then fled without knowing the result, ran until breath was a pain in his chest and his legs were rubbery.

Back in the house a hoodlum named Red Buck, sore because Billy had been allowed to leave unscathed, jumped from a bunk and swore he was going after him to kill him right then.

For lawyers, reflecting perhaps their parochial preferences, there has been a special fascination since then in the role played by the Supreme Court in that transformation -- the manner in which its decisions altered in `` the switch in time that saved nine '', President Roosevelt's ill-starred but in effect victorious `` Court-packing plan '', the imprimatur of judicial approval that was finally placed upon social legislation.

We followed the asphalt road for a few miles and then swung off onto a smaller road which was nothing more than two tire marks on the earth.

If Franklin was an authentic genius, then Alexander Hamilton, with his exceptional precocity, consuming energy, and high ambition, was a political prodigy.

Moreover, as long as the weapon was carried openly, the sheriff's office had made no previous issue of it.

Such ranchers as Coble and Clay and the Bosler brothers carried him on their books as a cowhand even while he was receiving a much larger salary from parties unknown.

In two minutes the body of Tilghman's former comrade, who had been killed by Blue Throat in a gambling brawl the previous night, was carried into the town's funeral parlor to be prepared for decent burial.

When he finally left the sinister mansion on Perdido Street, he was carried out in a coroner's basket.

His company then carried out a confused retreating movement until it was surrounded by the Germans, a few days before France capitulated.

There was, of course, more to the portrait of a lady you carried in your mind's eye than the sine qua non of her virtue.

She designed and supervised the building of the Harbert, Michigan, house, most of which was constructed by one local carpenter who carried the heavy beams singly upon his shoulder.

We were given a job and we carried it out, and later, his case was taken up by the Disciplinary Committee.

`` This was not merely alleging errors, but was carried out by day-after-day allegations in memos, written charges of serious consequence.

Hammarskjold didn't like the way it was carried out.

But Mercer's explanation was simple: `` I made out the check and carried it around a few days unsigned -- in case I lost it ''.

Others carried extra clips for the Browning Automatic Rifle, which was in the hands of a little Mexican named Martinez.

A week later the sentence of the Council was carried out: Jake Camaret and the woman were marched naked through the streets past a mocking populace.

Between the telephone and the wall plug there was sixty feet of cord, and when the conversation came to an end, Eugene carried the instrument with him the whole length of the apartment, to his bathroom, where it rang three more times while he was shaving and in the tub.

He was wearing sneakers and shorts and an open-collared shirt, and in his hand he carried a little black bag.

Ballet flowered in Italy during the next hundred years, and about 1550 was carried to France when the Italian princess, Catherine De Medicis, married the King of France.

This project was carried out under sponsorship of the Ballistic Missile Division of the Air Research and Development Command, U.S. Air Force, and had as its goal the investigation of the transport by diffusion of the heat energy of chemical binding.

Between that year and the buying out of Mr. Darling's interest in 1892, a large portion of the company's precision tool business was carried out under the name of Darling, Brown & Sharpe, and to this day many old precision tools are in use still bearing that famous trademark.

Timothy Palmer, who invented and later patented the arch type of construction for wooden bridges, was the genius who planned and supervised the building of the Essex, or `` Deer Island '' bridge although the actual work was carried out under the direction of William Coombs, who received $300 as recompense.

Paper electrophoresis was carried out on the concentrated samples in a Spinco model R cell using barbital buffer, pH 8.6, ionic strength 0.075, at room temperature on Whatman 3MM filter paper.

Five milliamperes/cell were applied for 18 hr, after which the strips were stained with bromphenol blue and densitometry was carried out using a Spinco Analytrol.