The phrase "although it was apparent" is correct and usable in written English.
It can be used to introduce a contrast or concession, indicating that something was clear or obvious despite other circumstances.
Example: "Although it was apparent that the project was behind schedule, the team remained optimistic about meeting the deadline."
Alternatives: "even though it was clear" or "despite being obvious".
Justice's double in the second, during which he limped into second base, was converted into a run on a sacrifice fly by Scott Brosius, although it was apparent Justice could not move well.
Although it was apparent that DOX was cytotoxic to Y-79 cells, the sustained growth-inhibitory effects observed by the cell viability assay indicate that DOX might also affect cell proliferation.
Although it was apparent that both the adults and young of species of forest-interior breeders were using regenerating clearcuts during the post-fledging period, we are unsure as to the exact reasons why, and, more importantly, whether these habitats enhance their survival.
U.S. patrons with intensive PBS training will be right at home in Henry's court, although it was apparent at a packed and enthusiastic press preview that the story is not quite so familiar here.
Furthermore, efficient recrystallization and long range order could not be obtained with pure protein, although it was apparent that calcium was required for crystallization (Nomellini et al., 1997).
Disparate accounts were expressed about the utilisation of patient data; although it was apparent that participants' views about utilisation of data were consistent with statutory legislation about improving ethnicity data.
Although it is apparent that the professor's trial was meant to serve as a warning to others, it is less clear who the president's real targets were and why he was seemingly so determined to make a point.
Craig Berry, SPERI research fellow and co-author of the report, said: "The extent to which the 2014 local elections were influenced by pattern is not clear, although it is apparent that the Conservatives' losses were concentrated in areas that have not been shielded from the cuts to the same extent as Conservative councils in general.
That this system exists is testament to the enlightened attitude towards culture that still operates in France, although it's apparent that a certain irritation towards the cause exists backstage at the Odéon, the show's director Krzysztof Warlikowski having decided it was impossible to stage Phaedra(s) during the occupation.
Although it is apparent that the computational machinery that EvoGrader employs is complex (see above), using the system is easy.
Although it is apparent that hypoxia promotes radiocopper retention, the reductants responsible for the initial reduction remain unidentified.
