Table 1 Detection results of mixed meat materials and processed products.

From: A smart sealed nucleic acid biosensor based on endogenous reference gene detection to screen and identify mammals on site

Samples

Origin

Testing results

McDonald’s Big Mac

McDonald’s of China

+

Subway’s Beef Sandwich

Subway of China

+

Shin Ramyun with Beef and Mushroom flavor

Nongshim of Shanghai

Three Squirrels’ dried pork slice

Three Squirrels of Anhui

+

Xiangji’s Pork Flake Rolls

Macao

+

Little sister jun-ya zhang grilled BBQ snack noodles

Taiwan

MACKIE’s chips with Bacon flavor

England

JIUR’s Potatoes Wedges with barbecue flavor

Korea

Cattle and sheep feed

CP FEED

Quick-frozen Lamb Rolls

Inner Mongolia

+

Mixed meats (10% pork, 50% duck, 40% chicken)

This study

+

Mixed meats (5% beef, 5% pork, 40% chicken)

This study

+

Mixed meats (1% sheep, 59% duck, 40% chicken)

This study

+

Mixed meats (0.5% horse, 59.5% duck, 40% chicken)

This study

+

Mixed meats (0.1% beef, 59.9% duck, 40% chicken)

This study

+

Mixed meats (0.01% mouse, 59.99% duck, 40% chicken)

This study

+