To break or not to break – context matters

Ways to break loose from OR holds.

Trend Break or Unit Root in GDP of Iran

It has been suggested that existing estimates of the long-run impact of a surprise move in income may have a substantial upward bias due to the presence of a trend break in 1970s (1350s) and 1980s (1360s) gross domestic product (contained oil) data of Iran. This article shows that the statistical evidence does not warrant abandoning the no-trend-break null hypothesis at the 5% significance leve...

Study Break: Bacterial Cancer

Rarely, do we think of cancer as “bacterial”, such that we are often told that “cancer is NOT contagious” Persistent bacterial infections cause persistent irritation of the host’s defense systems, which when ineffective in eradication of the infection, result in a multitude of self-destructive damages. This in some cases occurs to such severity that the resu...

Make or break for mitochondria

Ensuring that mitochondrial DNA is successfully divided between daughter mitochondria involves a complex series of interactions with the endoplasmic reticulum and a variety of enzymes.

Another way to break down

hen yeast secretory proteins are improperly folded, the ER quality control system directs them into the HRD/DER pathway, which targets the proteins for degradation. Blocking the HRD/DER pathway, however, does not completely stop degradation, implying that there must be an alternative way to destroy misfolded secretory proteins. Haynes et al., reporting on page 91, have now characterized that pa...