The phrase "activity does not appear" is correct and usable in written English.
It can be used when discussing the absence or lack of a specific activity in a report, analysis, or observation.
Example: "In the latest report, the activity does not appear to have been conducted as planned."
Alternatives: "activity is not present" or "activity is missing".
This is in stark contrast with EphB1, EphB3 and EphB4, which are also able to auto-phosphorylate, and are therefore active within the host cell, but whose activity does not appear to compromise E. coli growth.
Milk contains both calcium and phospholipid surfaces and a number of proteases that have the potential to degrade foreign proteins but their specific activity does not appear to be high enough to activate FIX to FIXa.
hL-PYK activity does not appear to require monovalent cation.
Paradoxically, this activity does not appear to have benefited the left.
One policy implication is that, generally speaking, patenting activity does not appear to have an adverse impact on the publication and citation performance of researchers.
But that activity does not appear to have significantly altered the debate in Washington, in part because Syria is overshadowing other issues.
A possible explanation for this discrepancy can be that ADAR1 activity doesn't appear immediately after its translation because of unknown secondary processes which are required to mediate its editing function.
Further, among women who were physically active as teenagers, late-life physical activity did not appear to further reduce the risk of cognitive impairment, suggesting that early activity, when the brain is developing, may be most important.
However, the activation of negative intracellular feedback regulators, which interfere with P-Smad2/3 transcriptional activity, do not appear to have a major effect, as target gene expression remains sensitive and adjusts quickly to changes of Smad2/3 activation levels for at least a period of 15 30 hours.
Here, an alteration in CD45 activity did not appear to be the major cause of the differential activation of Lck in the two groups of individuals.
After DNA delivery significant luciferase activity did not appear until 7 h after transfection, but peak luciferase expression was always at least one order of magnitude higher than after RNA delivery.
