Abstract: Compounds having cytotoxic and/or anti-mitotic activity are disclosed. Methods associated with preparation and use of such compounds, as well as pharmaceutical compositions comprising such compounds, are also disclosed. Also disclosed are compositions having the structure: (T)-(L)-(D), wherein (T) is a targeting moiety, (L) is an optional linker, and (D) is a compound having cytotoxic and/or anti-mitotic activity.

Abstract: Compounds having cytotoxic and/or anti-mitotic activity are disclosed. Methods associated with preparation and use of such compounds, as well as pharmaceutical compositions comprising such compounds, are also disclosed. Also disclosed are compositions having the structure: (T)-(L)-(D), wherein (T) is a targeting moiety, (L) is an optional linker, and (D) is a compound having cytotoxic and/or anti-mitotic activity.

Abstract: Provided are peptide analogs, pharmaceutical compositions comprising such compounds, and methods of treating cancer with such compounds.

Abstract: Provided are peptide analogs, pharmaceutical compositions comprising such compounds, and methods of treating cancer with such compounds.

Abstract: The present disclosure provides light chain polypeptides that include a C-terminal extension, as well as antibodies and antibody conjugates containing such modified light chain polypeptides, where the C-terminal extension includes one or more cysteine residues. Conjugates that include an antibody of the present disclosure conjugated to an agent via the cysteine residue of the C-terminal amino acid extension are also provided. The present disclosure further provides nucleic acids encoding an antibody light chain polypeptide that includes a C-terminal amino acid extension including a cysteine residue. Pharmaceutical compositions including the antibodies or conjugates of the present disclosure are also provided, as are methods of making and use of the modified anti-bodies and conjugates of the present disclosure.

Abstract: Provided are peptide analogs, pharmaceutical compositions comprising such compounds, and methods of treating cancer with such compounds.

Abstract: Compounds having cytotoxic and/or anti-mitotic activity are disclosed. Methods associated with preparation and use of such compounds, as well as pharmaceutical compositions comprising such compounds, are also disclosed. Also disclosed are compositions having the structure: (T)-(L)-(D), wherein (T) is a targeting moiety, (L) is an optional linker, and (D) is a compound having cytotoxic and/or anti-mitotic activity.

Abstract: Compounds having cytotoxic and/or anti-mitotic activity are disclosed. Methods associated with preparation and use of such compounds, as well as pharmaceutical compositions comprising such compounds, are also disclosed. Also disclosed are compositions having the structure: (T)-(L)-(D), wherein (T) is a targeting moiety, (L) is an optional linker, and (D) is a compound having cytotoxic and/or anti-mitotic activity.

Abstract: Compounds having cytotoxic and/or anti-mitotic activity are disclosed. Methods associated with preparation and use of such compounds, as well as pharmaceutical compositions comprising such compounds, are also disclosed. Also disclosed are compositions having the structure: (T)-(L)-(D), wherein (T) is a targeting moiety, (L) is an optional linker, and (D) is a compound having cytotoxic and/or anti-mitotic activity.

Abstract: Compounds having cytotoxic and/or anti-mitotic activity are disclosed. Methods associated with preparation and use of such compounds, as well as pharmaceutical compositions comprising such compounds, are also disclosed. Also disclosed are compositions having the structure: (T)-(L)-(D), wherein (T) is a targeting moiety, (L) is an optional linker, and (D) is a compound having cytotoxic and/or anti-mitotic activity.

Abstract: Compounds having cytotoxic and/or anti-mitotic activity are disclosed. Methods associated with preparation and use of such compounds, as well as pharmaceutical compositions comprising such compounds, are also disclosed. Also disclosed are compositions having the structure: (T)-(L)-(D), wherein (T) is a targeting moiety, (L) is an optional linker, and (D) is a compound having cytotoxic and/or anti-mitotic activity.

Abstract: Compounds having cytotoxic and/or anti-mitotic activity are disclosed. Methods associated with preparation and use of such compounds, as well as pharmaceutical compositions comprising such compounds, are also disclosed. Also disclosed are compositions having the structure: (T)-(L)-(D), wherein (T) is a targeting moiety, (L) is an optional linker, and (D) is a compound having cytotoxic and/or anti-mitotic activity.

Abstract: Provided are peptide analogs, pharmaceutical compositions comprising such compounds, and methods of treating cancer with such compounds.

Abstract: The present disclosure provides light chain polypeptides that include a C-terminal extension, as well as antibodies and antibody conjugates containing such modified light chain polypeptides, where the C-terminal extension includes one or more cysteine residues. Conjugates that include an antibody of the present disclosure conjugated to an agent via the cysteine residue of the C-terminal amino acid extension are also provided. The present disclosure further provides nucleic acids encoding an antibody light chain polypeptide that includes a C-terminal amino acid extension including a cysteine residue. Pharmaceutical compositions including the antibodies or conjugates of the present disclosure are also provided, as are methods of making and use of the modified anti-bodies and conjugates of the present disclosure.

Abstract: Compounds having cytotoxic and/or anti-mitotic activity are disclosed. Methods associated with preparation and use of such compounds, as well as pharmaceutical compositions comprising such compounds, are also disclosed. Also disclosed are compositions having the structure: (T)-(L)-(D), wherein (T) is a targeting moiety, (L) is an optional linker, and (D) is a compound having cytotoxic and/or anti-mitotic activity.

Abstract: The present invention relates to peptide analogs, antibody-drug conjugates comprising such compounds, pharmaceutical compositions comprising such compounds and conjugates, and methods of treating cancer with such compounds and conjugates.