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  5. melanosis uberis in pork belly

melanosis uberis in pork belly

Scheduled Pinned Locked Moved Meat Processing
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  • Dr_PainD Offline
    Dr_PainD Offline
    Dr_Pain
    Sous Vide Dry Cured Sausage Traeger Team Blue
    wrote on last edited by
    #3

    That is so interesting. Never heard of it before. Thanks for sharing

    1 Reply Last reply
    0
    • T Offline
      T Offline
      tarp
      Regular Contributors
      wrote on last edited by
      #4

      Sure looks nasty

      GT

      1 Reply Last reply
      0
      • processheadP Offline
        processheadP Offline
        processhead
        Regular Contributors Power User
        wrote on last edited by
        #5

        How deep do the patches penetrate into the surrounding normal tissue?

        Paul

        Ridley AcresR 1 Reply Last reply
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        • processheadP processhead

          How deep do the patches penetrate into the surrounding normal tissue?

          Ridley AcresR Offline
          Ridley AcresR Offline
          Ridley Acres
          Regular Contributors
          wrote on last edited by
          #6

          processhead I think some patches were about 1.5" deep into the belly.

          This breed is a smaller heritage breed that produces proportionally more lard than std. One of the hogs I was able to trim it out reasonably and have 5lb of belly per side. One side of one hog I did minimal trimming which included the melanosis but yielded 8.5# belly.

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          • Ridley AcresR Ridley Acres

            We are finishing up the processing of our first 2 home slaughtered yearling American Guinea Hogs. We noticed some black spots in and around the mammary glands. (Note these are 1yr gilts and have never farrowed a litter) From what I can find online, this condition appears to be melanosis uberis. A study on Nero Siciliano pigs indicates: Tyrosinase activation could take place in genetically predisposed swine after acorns are eaten, and this event could increase the biosynthesis and the anomalous storage of melanin. My pigs are also black, and were fattened in a wooded area that has a dense population of shagbark hickory and some oak.

            I did not get good pics of mine, but these images are exactly what I have going on.

            0d629739-d643-4109-a826-bb539564b924-image.png

            710d068f-3f6d-4b2d-9581-e30bfa268776-image.png

            We pan fried a few chucks of trim that contained this can confirm taste and texture is what one would expect from a hunk of uncured unsalted pork belly. I fully intend to use the meat as is but has anyone else seen this before?

            DeepwoodsbutcherD Offline
            DeepwoodsbutcherD Offline
            Deepwoodsbutcher
            Power User Veteran Regular Contributors
            wrote on last edited by
            #7

            Ridley Acres Yes! I’ve seen this a lot. Both in commercially raised hogs and off of smaller farms. Your research has yielded the same information as mine. This is just a build up of melanin and is harmless. Commercially, I trimmed this off for appearance reasons. When making bacons for the farmer themselves, I usually left it on.

            Ridley AcresR 1 Reply Last reply
            1
            • DeepwoodsbutcherD Deepwoodsbutcher

              Ridley Acres Yes! I’ve seen this a lot. Both in commercially raised hogs and off of smaller farms. Your research has yielded the same information as mine. This is just a build up of melanin and is harmless. Commercially, I trimmed this off for appearance reasons. When making bacons for the farmer themselves, I usually left it on.

              Ridley AcresR Offline
              Ridley AcresR Offline
              Ridley Acres
              Regular Contributors
              wrote on last edited by
              #8

              Deepwoodsbutcher said in melanosis uberis in pork belly:

              Commercially, I trimmed this off for appearance reasons. When making bacons for the farmer themselves, I usually left it on.

              Thanks for the info. I left it on for my personal product, but trimmed on sides that may be going to friends/family due to the visual appearance.

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              1
              • samspadeS Offline
                samspadeS Offline
                samspade
                Team Orange Masterbuilt Sous Vide Team Blue Power User
                wrote on last edited by
                #9

                Never heard of that. Great info thank you

                1 Reply Last reply
                0
                • Dr_PainD Offline
                  Dr_PainD Offline
                  Dr_Pain
                  Sous Vide Dry Cured Sausage Traeger Team Blue
                  wrote on last edited by
                  #10

                  I did not read all the fine details but my question is why would the melanine be in the fat (dermis layer) rather than the epidermis?

                  DeepwoodsbutcherD 1 Reply Last reply
                  0
                  • Dr_PainD Dr_Pain

                    I did not read all the fine details but my question is why would the melanine be in the fat (dermis layer) rather than the epidermis?

                    DeepwoodsbutcherD Offline
                    DeepwoodsbutcherD Offline
                    Deepwoodsbutcher
                    Power User Veteran Regular Contributors
                    wrote on last edited by Deepwoodsbutcher
                    #11

                    Dr_Pain these deposits are seen along the mammary glands. I’ve never seen it anywhere else on the animal. I’m not sure exactly why the melanin shows up there and not other places.

                    Dr_PainD 1 Reply Last reply
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                    • DeepwoodsbutcherD Deepwoodsbutcher

                      Dr_Pain these deposits are seen along the mammary glands. I’ve never seen it anywhere else on the animal. I’m not sure exactly why the melanin shows up there and not other places.

                      Dr_PainD Offline
                      Dr_PainD Offline
                      Dr_Pain
                      Sous Vide Dry Cured Sausage Traeger Team Blue
                      wrote on last edited by
                      #12

                      Deepwoodsbutcher Now that makes a LOT more sense. Should have thought about it. Thank you ma’am!

                      1 Reply Last reply
                      1
                      • Ridley AcresR Offline
                        Ridley AcresR Offline
                        Ridley Acres
                        Regular Contributors
                        wrote on last edited by
                        #13

                        Deepwoodsbutcher yes since this was in the mammary area I would expect the male I plan to harvest in a few weeks would not have this. Or did you also see this on males? I would also be interested to know if this is found on the lighter colored breeds or if this being a black pigmented breed that is what makes it predisposed.

                        Dr_PainD DeepwoodsbutcherD 2 Replies Last reply
                        0
                        • Ridley AcresR Ridley Acres

                          Deepwoodsbutcher yes since this was in the mammary area I would expect the male I plan to harvest in a few weeks would not have this. Or did you also see this on males? I would also be interested to know if this is found on the lighter colored breeds or if this being a black pigmented breed that is what makes it predisposed.

                          Dr_PainD Offline
                          Dr_PainD Offline
                          Dr_Pain
                          Sous Vide Dry Cured Sausage Traeger Team Blue
                          wrote on last edited by
                          #14

                          Ridley Acres Hey man, just thought about something. If they have dark chocolate melanin around the nipples does that mean that the sow will produce chocolate milk ROFL!!!

                          Ridley AcresR 1 Reply Last reply
                          0
                          • Dr_PainD Dr_Pain

                            Ridley Acres Hey man, just thought about something. If they have dark chocolate melanin around the nipples does that mean that the sow will produce chocolate milk ROFL!!!

                            Ridley AcresR Offline
                            Ridley AcresR Offline
                            Ridley Acres
                            Regular Contributors
                            wrote on last edited by
                            #15

                            Dr_Pain said in melanosis uberis in pork belly:

                            the sow will produce chocolate milk

                            It the whipped cream from when they run low and it starts to sputter?

                            Isn’t it interesting that a brown cow can eat green grass and produce white milk

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                            • Ridley AcresR Ridley Acres

                              Deepwoodsbutcher yes since this was in the mammary area I would expect the male I plan to harvest in a few weeks would not have this. Or did you also see this on males? I would also be interested to know if this is found on the lighter colored breeds or if this being a black pigmented breed that is what makes it predisposed.

                              DeepwoodsbutcherD Offline
                              DeepwoodsbutcherD Offline
                              Deepwoodsbutcher
                              Power User Veteran Regular Contributors
                              wrote on last edited by
                              #16

                              Ridley Acres it also appears in males since they also have mammary glands. I’ve seen it in dark and lighter breeds

                              Ridley AcresR cdavisC 2 Replies Last reply
                              0
                              • DeepwoodsbutcherD Deepwoodsbutcher

                                Ridley Acres it also appears in males since they also have mammary glands. I’ve seen it in dark and lighter breeds

                                Ridley AcresR Offline
                                Ridley AcresR Offline
                                Ridley Acres
                                Regular Contributors
                                wrote on last edited by
                                #17

                                Deepwoodsbutcher said in melanosis uberis in pork belly:

                                it also appears in males since they also have mammary glands

                                Thanks, I wasn’t sure if it was related to milk production or not.

                                Dr_PainD 1 Reply Last reply
                                0
                                • Ridley AcresR Ridley Acres

                                  Deepwoodsbutcher said in melanosis uberis in pork belly:

                                  it also appears in males since they also have mammary glands

                                  Thanks, I wasn’t sure if it was related to milk production or not.

                                  Dr_PainD Offline
                                  Dr_PainD Offline
                                  Dr_Pain
                                  Sous Vide Dry Cured Sausage Traeger Team Blue
                                  wrote on last edited by
                                  #18

                                  Ridley Acres

                                  abcfbbf5-58e9-4f05-92f6-faaa2e1df3f1-image.png

                                  Ridley AcresR 1 Reply Last reply
                                  0
                                  • Dr_PainD Dr_Pain

                                    Ridley Acres

                                    abcfbbf5-58e9-4f05-92f6-faaa2e1df3f1-image.png

                                    Ridley AcresR Offline
                                    Ridley AcresR Offline
                                    Ridley Acres
                                    Regular Contributors
                                    wrote on last edited by
                                    #19

                                    Dr_Pain so, so wrong

                                    1 Reply Last reply
                                    0
                                    • DeepwoodsbutcherD Deepwoodsbutcher

                                      Ridley Acres it also appears in males since they also have mammary glands. I’ve seen it in dark and lighter breeds

                                      cdavisC Offline
                                      cdavisC Offline
                                      cdavis
                                      Team Blue Big Green Egg Masterbuilt Canning Kamado Joes Regular Contributors Power User
                                      wrote on last edited by
                                      #20

                                      Deepwoodsbutcher good info. Thanks

                                      1 Reply Last reply
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