Can a defendant bring a claim on appeal against the conviction of a prosecutor for improper communications to the jury?

reprehensible methods to attempt to persuade either the court or the jury."" [Citation.] As a general rule a defendant may not complain on appeal of prosecutorial misconduct unless in a timely fashionand on the same groundthe defendant made an assignment of misconduct and requested that the jury be admonished to disregard the impropriety. [Citation.] Additionally, when the claim focuses upon comments made by the prosecutor before the jury, the question is whether there is a reasonable likelihood that the jury construed or applied any of the complained-of remarks in an objectionable fashion. [Citation.]" (People v. Samayoa (1997) 15 Cal.4th 795, 841.)

A defendant's conviction will not be reversed for prosecutorial misconduct that violates state law unless it is reasonably probable that a result more favorable to the defendant would have been reached without the misconduct. (People v. Wallace (2008) 44 Cal.4th 1032, 1071.)