@item
@vindex gnus-not-empty-thread-mark
@vindex gnus-empty-thread-mark
\e$B$b$7\e(B @samp{%e} \e$B$N;EMM$,;H$o$l$k$H!"%9%l%C%I$,$"$k$+$I$&$+$O!";07eL\\e(B
\e$B$K\e(B @code{gnus-not-empty-thread-mark} \e$B$H\e(B @code{gnus-empty-thread-mark} \e$B$N\e(B
@item
@vindex gnus-not-empty-thread-mark
@vindex gnus-empty-thread-mark
\e$B$b$7\e(B @samp{%e} \e$B$N;EMM$,;H$o$l$k$H!"%9%l%C%I$,$"$k$+$I$&$+$O!";07eL\\e(B
\e$B$K\e(B @code{gnus-not-empty-thread-mark} \e$B$H\e(B @code{gnus-empty-thread-mark} \e$B$N\e(B