The phrase "as the initial appearance" is correct and usable in written English.
It can be used when discussing the first impression or the way something seems at first glance.
Example: "As the initial appearance of the product was appealing, many customers were drawn to it."
Alternatives: "at first glance" or "upon first impression".
Nonetheless, since CHO cells lose the requirement for de novo mRNA synthesis several hours prior to S-phase, we conclude from these results that the appearance, maintenance, and dynamics of hyperphosphorylated Rb and Cyclin E, as well as the initial appearance of Cyclin A, are regulated primarily at the post-transcriptional level in late-G1 and thereafter.
For each case, the time at the initial appearance of symptoms indicative of MS was used as an estimate of the disease onset, and the year in which this occurred was defined as the index year.
Many of the employees are rude to Chihiro because she is human, and corruption is ever-present; it is a place of excess and greed, as depicted in the initial appearance of the No-Face.
The initial appearance of body plans, as well as the diversification of traits among species, families, and classes required evolvability of the developmental system.
List indicator(s) Italics indicate a transition to a minor role, such as an extended flashback, after the initial appearance.
However, in typical fMRI studies sentences (consisting of several words) are treated as unitary events starting with the initial appearance of the text on the screen.
Figure 1 illustrates, for one PEC, the monthly counts, frequencies and PRR scores used for the different resignalling criteria from the initial appearance as SDR in the baseline SSD run over the course of the 1-year study period.
γ-H2AX appears during apoptosis concurrently with the initial appearance of high-molecular-weight DNA fragments.
For each case in both studies, the time of the initial appearance of MS symptoms was used as an estimate of the disease onset, and the year in which this occurred was defined as the index year.
In the fusion of horizons, the initial appearance of distance and alienness does itself emerge as a function of the limitations of our own initial point of departure.
The initial appearance of Cook was followed by a period of intermittent contact with the West.
