Sentence examples for dark quadrant from inspiring English sources

For on Thursday June 21 in London, a group of people are going to take a stand for their principles in a way that involves real courage, admirable courage, and which at the same time lights a torch of hope in a dark quadrant of the world's affairs.

Plastic petri plates were sectioned into four quadrants, two dark quadrants diametrically opposite to two clear quadrants.

20 ml of 1% agarose was poured into the clear quadrants, and 20 ml of 1% agarose containing 0.6% charcoal powder was poured into the dark quadrants.

Software allows light to be controlled in individual quadrants (Fig. 3A shows the efficiency of the top-mounted divider in establishing distinct light and dark quadrants).

Thick black papers were used to cover the sides of the plates, and to cover underneath the plates in regions of the dark quadrants to reduce light reflection.

Response index (RI) was calculated by subtracting the number of larvae on the clear quadrants (C) from the number of larvae on the dark quadrants (D) all divided by the total larvae used, RI = (D – C /(D+C).

Flies expressing CsChrimson were allowed to distribute between two dark quadrants and two quadrants illuminated with 617 nm LEDs (Red-Orange LUXEON Rebel LED 122 lm; Luxeon Star LEDs, Brantford, Ontario, Canada).

(G ) Preference index to the CsChrimson light was plotted against the mean walking speed change in the illuminated quadrants compared to dark quadrants (see Figure 5 figure supplement 1 ).

(H ) Preference index to the CsChrimson light was plotted against mean angular speed in the illuminated quadrants compared to dark quadrants (see Figure 5 figure supplement 1 ).

To test this hypothesis, we used a circular arena in which groups of flies expressing the red-shifted channelrhodopsin CsChrimson (Klapoetke et al., 2014) in MBONs were allowed to freely distribute between dark quadrants and quadrants with activating red light.

The two dark diagonal quadrants seen in panel (a) will be replaced by quadrants of a much lighter shade (but not white, owing to the fact that the word-content of a chromosome has a fair degree of homogeneity), with a black, narrow diagonal strip running through it.